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United States Government Accountability Office: 
GAO: 

Testimony: 

Before the Subcommittee on Aviation, Committee on Transportation and 
Infrastructure, House of Representatives: 

For Release on Delivery: 
Expected at 10:00 a.m. EDT: 
Wednesday, June 18, 2014: 

Airport Funding: 

Aviation Industry Changes Affect Airport Development Costs and 
Financing: 

Statement of Gerald L. Dillingham, Ph.D. 
Director, Physical Infrastructure Issues: 

GAO-14-658T: 

GAO Highlights: 

Highlights of GAO-14-658T, a testimony before the Subcommittee on 
Aviation, Committee on Transportation & Infrastructure, House of 
Representatives. 

Why GAO Did This Study: 

U.S. airports are important contributors to the U.S. economy, 
providing mobility for people and goods both domestically and 
internationally and often contributing to the economic success of the 
communities served. Since 2007 when GAO last reported on airport 
funding and its sufficiency to meet planned development of airport 
infrastructure, there have been significant changes in the aviation 
industry. During this time, federal support for airport development 
has declined. As deliberations begin in advance of FAA's 
reauthorization in 2015, Congress will consider the most appropriate 
type, level, and distribution of federal support for development of 
the national airport system. 

This testimony discusses trends in (1) aviation activity at airports 
since 2007, (2) costs of airports' planned development, and (3) 
federal funding and airport revenues that may be available to finance 
development costs. This testimony is based on previous GAO reports on 
aviation from June 2007 through June 2014, updated through June 2014 
with interviews with key FAA and trade association officials and FAA 
airport funding data from 2005-2013. GAO shared the information it 
used to prepare this statement with FAA and incorporated its comments 
as appropriate. 

What GAO Found: 

Since 2007, economic pressures-—including high fuel prices, the 
financial crisis, and the ensuing recession of 2007–2009—-contributed 
to airline restructuring which has resulted in reductions in the 
number of commercial flights at airports, especially at medium- and 
smaller-sized airports. General aviation activity, which includes all 
forms of aviation except commercial and military, has also declined 
over the last decade. Because many sources of airport funding, 
including federal support and locally generated revenue, are tied to 
aviation activity, for many airports these trends mean less funding 
available for infrastructure development. 

According to Federal Aviation Administration's (FAA) estimates, 
airports' total costs of planned infrastructure development eligible 
for federal support from FAA's Airport Improvement Program (AIP) 
grants are about $42.5 billion for the 2013 through 2017 period, or 
about $8.5 billion per year on average which was down 18 percent from 
$52.2 billion for the 2011 through 2015 period. FAA attributed the 
decline to airports' choosing to defer projects due to reductions in 
aviation activity or having identified other funding sources, among 
other factors. Airports in the national airport system receive AIP 
entitlement grants for eligible projects, generally those that enhance 
capacity, safety, or environmental conditions. The U.S. airport 
association, Airports Council International—-North America, estimated 
costs of other planned development not eligible for federal support, 
such as parking structures, totaled $4.6 billion per year for the 2013 
through 2017 period. Therefore, the total costs of planned development 
for the most current period are estimated to be approximately $13.1 
billion per year. 

To fund infrastructure development, some airports, especially smaller 
sized airports, rely on AIP funds which have averaged a little over $3 
billion in annual grants and have decreased in recent years. In 
addition, federally authorized Passenger Facility Charges (PFC) 
collections by airports totaled about $2.8 billion in 2013, more than 
$100 million less than the peak in 2006, prior to the recession. PFCs 
have been capped at $4.50 per flight segment since 2000. To finance 
more than $7 billion in airports' planned development costs not 
covered by AIP and PFCs, airports seek to generate more revenues. 
Growth in passenger related non-aviation revenue, for example from 
parking and concessions, has grown over 4 percent on average each year 
since 2004. Airports are also exploring more innovative options to 
boost revenue, including commercial retail and leisure enterprises, 
hotels and business centers, medical facilities, and specialized cargo 
handling and refrigerated storage facilities, among other 
developments. Airports have also sought private sector participation 
to finance airport development projects. For example to demolish old 
terminals and to construct, partially finance, operate, and maintain a 
new terminal at LaGuardia Airport in New York, the private sector will 
provide financing in return for a share of the airport's revenues. 
However, many smaller airports may find it difficult to access private 
capital markets. 

View [hyperlink, http://www.gao.gov/products/GAO-14-658T]. For more 
information, contact Gerald L. Dillingham, Ph.D. at (202) 512-2834 or 
dillinghamg@gao.gov. 

[End of section] 

Chairman LoBiondo, Ranking Member Larsen, and Members of the 
Subcommittee: 

I am pleased to be here today to discuss airport funding as you begin 
considering reauthorization of the Federal Aviation Administration 
(FAA). U.S. airports are important contributors to our economy, 
providing mobility for people and goods both domestically and 
internationally, and often contributing to the economic success of the 
communities served. 

Since 2007, when we last reported on airports' funding and its 
sufficiency to meet airports' planned development costs,[Footnote 1] 
aviation activity has slowed or even declined at many airports, while 
activity has become more concentrated at larger airports. This has 
affected the demands on infrastructure at these airports, as well as 
their finances. Also, federal support for airport development has 
declined during this period. In response, airports have leveraged 
their expected future revenues and have sought to increase their non-
aviation revenues to finance past or current development. To meet 
future planned development costs, airports have sought an increase in 
the cap on Passenger Facility Charges (PFC), which are added to ticket 
prices along with federal taxes. However, airlines strongly oppose an 
increase because higher ticket prices could reduce passenger demand 
and therefore airline revenues. 

My statement today focuses on funding for airport development. 
Specifically, this statement discusses trends in (1) aviation activity 
at airports since 2007, (2) costs of airports' planned development, 
and (3) federal funding and airports' revenues that may be available 
to finance development costs. 

This statement draws from our body of work, completed from June 2007 
through June 2014 examining airport and aviation-industry trends. 
Specific products from this work are cited throughout the statement. 
The products cited contain explanations of the methods we used to 
conduct this work. We have updated this work through June 2014 with 
interviews with key FAA and trade association officials and updated 
FAA airport funding data from 2005 through 2013. We also reviewed the 
President's 2015 budget proposal for FAA and obtained updated 
information about FAA program activities based on public sources. In 
addition, we have ongoing work examining airports' funding and planned 
development, alternative PFC collection methods, and FAA's airport 
privatization pilot program, on which we plan to issue reports later 
this year. 

The work on which this statement is based was conducted in accordance 
with generally accepted government auditing standards. Those standards 
require that we plan and perform the audit to obtain sufficient, 
appropriate evidence to provide a reasonable basis for our findings 
and conclusions based on our objectives. We believe that the evidence 
obtained provides a reasonable basis for our findings and conclusions 
based on our audit objectives. 

Background: 

The United States has the largest, most extensive aviation system in 
the world with over 19,000 airports ranging from large commercial 
transportation centers transporting millions of passengers annually to 
small grass airstrips serving only a few aircraft each year. Of these, 
nearly 3,400 airports are designated as part of the national airport 
system and thus are eligible for federal assistance. The national 
airport system consists of two primary types of airports--commercial 
service airports, which have scheduled service and board 2,500 or more 
passengers per year, and general aviation airports, which have no 
scheduled service and board fewer than 2,500 passengers. FAA divides 
commercial service airports into primary airports (boarding more than 
10,000 passengers annually) and commercial service nonprimary 
airports. The 389 primary airports are arranged into various types of 
hub airports--large, medium, and small hub, and nonhub--based on 
passenger traffic (see figure 1).[Footnote 2] Passenger traffic is 
highly concentrated: 88 percent of all passengers in the United States 
boarded at the 62 large or medium hub airports in 2012.[Footnote 3] 

Figure 1: Commercial Airport Categories Based on 2012 Boardings of 
U.S. Passengers: 

[Refer to PDF for image: illustrated table] 

Airport category: Large hub; 
Annual passenger boardings per airport: 
Percentage: 1% or more; 
Minimum number: 7,318,005; 
Annual passenger boardings per airport category: 
Percentage: 70.8%; 
Minimum: 518,145,004; 
Number of airports: 29. 

Airport category: Medium hub; 
Annual passenger boardings per airport: 
Percentage: At least 0.25%, but less than 1%; 
Minimum number: 1,829,501; 
Annual passenger boardings per airport category: 
Percentage: 17.0%; 
Minimum: 124,445,303; 
Number of airports: 33. 

Airport category: Small hub; 
Annual passenger boardings per airport: 
Percentage: At least 0.05%, but less than 0.25%; 
Minimum number: 365,900; 
Annual passenger boardings per airport category: 
Percentage: 8.9%; 
Minimum: 64,976,324; 
Number of airports: 76. 

Airport category: Nonhub; 
Annual passenger boardings per airport: 
Percentage: More than 10,000, but less than 0.05%; 
Minimum number: 10,001; 
Annual passenger boardings per airport category: 
Percentage: 3.2%; 
Minimum: 23,620,648; 
Number of airports: 251. 

Airport category: Commercial Service Nonprimary; 
Annual passenger boardings per airport: 
Percentage: At least 2,500 and no more than 10,000; 
Minimum number: 2,500; 
Annual passenger boardings per airport category: 
Percentage: 0.1%; 
Minimum: 613,191; 
Number of airports: 125. 

Source: GAO presentation of FAA data. GAO-14-658T. 

Note: The term "hub" is defined in federal law to identify primary 
commercial service airports as measured by passenger boardings. These 
airports are grouped into four categories--large, medium, and small 
hubs and nonhub. (49 U.S.C. § 40102). 

[End of figure] 

More than 2,500 airports in the national airport system are designated 
as "general aviation" (GA) airports. These airports range from large 
business aviation and cargo-shipment centers that handle thousands of 
operations a year to small rural airports with fewer operations per 
year but which provide vital access to the national transportation 
system for their communities. 

Since 1946, the federal government has sponsored a grant program to 
fund airport development. Today, those monies come from Airport 
Improvement Program (AIP) grants. AIP is supported by the Airport and 
Airway Trust Fund (trust fund), which is funded in part by airline 
ticket taxes and fees.[Footnote 4] General aviation flights also 
contribute to the trust fund through a tax on noncommercial jet fuel. 
Airports in the national airport system may receive AIP entitlement 
grants based on the number of passengers and amount of cargo carried 
and may also compete for AIP discretionary grants. FAA selects 
grantees for discretionary grants according to national priorities and 
objectives.[Footnote 5] AIP grants can only be used for eligible 
projects, generally those that enhance capacity, safety, or 
environmental concerns, such as runway construction and 
rehabilitation, airfield lighting, and airplane noise mitigation. AIP 
appropriations totaled $3.35 billion in fiscal year 2013. The grants 
require a local match ranging from 5 to 25 percent, depending on the 
size of the airport and type of project. 

FAA's tool for identifying future airport capital projects that are 
eligible for AIP grants is the National Plan of Integrated Airport 
Systems (NPIAS). FAA relies on airports, through their planning 
process, to identify individual projects for funding consideration. 
Federal law[Footnote 6] and FAA's rules establish which types of 
airport development projects are eligible for AIP funding. Generally, 
most types of airfield improvements, such as runways, lighting, 
navigational aids, and land acquisition are eligible, while hangars 
and interest expense on airport debt are not. AIP-eligible projects 
for airport areas serving travelers and the general public--called 
"landside development"--include entrance roadways, pedestrian walkways 
and movers, and space within terminal buildings, such as waiting areas 
that do not produce revenue and is used by the public. AIP-ineligible 
landside development projects include revenue-producing terminal 
areas, such as ticket counters and concessions, parking lots, and 
interest on construction bonds. Because the estimated cost of eligible 
airport projects greatly exceeds the available grant funding, FAA uses 
a priority system based on the type of airport and type of project to 
ration the available funds. The Airports Council International--North 
America (ACI-NA), a trade association for airports, also estimates 
future airport capital projects by surveying its airport members in 
the U.S. 

PFCs, a federally authorized source of funding for airport development 
projects, are an airport-imposed fee of up to a maximum of $4.50 per 
boarded passenger per flight segment. A passenger may be charged no 
more than two PFCs on a one-way trip or four PFCs on a round trip 
(with a maximum charge of $18). The fee is collected by the airline on 
the passenger ticket and remitted to the airports (minus a small 
administrative fee retained by the airline). PFC collections can be 
used for the same types of projects as AIP grants, but are also 
allowed to pay interest costs on debt issued for those projects. The 
$4.50 maximum PFC was last increased in 2000. Collections totaled $2.8 
billion in calendar year 2013. According to FAA, 388 commercial 
service airports were approved to collect PFCs as of April 2014. 

Airports also fund development projects from revenues generated 
directly by the airport. Airports generate revenues from aviation 
activities such as aircraft landing fees and terminal rentals, and non-
aviation activities such as concessions, parking, and land leases. 
Aviation revenues are a traditional method for funding airport 
development; however, because Department of Transportation (DOT) 
regulations generally limit aviation charges to the recovery of 
historical airport costs--rather than replacement costs--they may not 
fully fund new investment. 

Generally, the level of aviation activity--whether commercial 
passenger and cargo or general aviation business and private aircraft--
drives airport development and the monies that finance it. While only 
three new major airports have been built in the United States over the 
last three decades,[Footnote 7] billions of dollars have been invested 
in building new capacity and maintaining and upgrading existing 
airport infrastructure during that time. In addition, according to the 
most recent FAA forecast, air traffic demand is projected to increase 
2.7 percent per year from 2014 through 2034. Funding for both AIP and 
PFCs is linked to passenger activity. In this way, Congress aims to 
direct funds to where they are needed most. Similarly, airport-
generated revenues are also tied to aviation activity and the number 
of passengers who use airport-related services. These revenues are 
typically used to finance the issuance of local debt such as tax-
exempt bonds, which for larger commercial airports constitutes more 
than half of their funding. Because of the size and duration of 
airport development--for example, planning, funding and building a new 
runway can take more than a decade and several hundred million dollars 
to complete--long-term debt is used to help finance these types of 
projects. 

While almost all airport sponsors in the United States are states, 
municipalities, or public authorities, there is a significant reliance 
on the private sector for finance, expertise, and control of airport 
assets. For example, the majority of airport employees are employed by 
private sector entities, such as vendors and baggage handlers, and 
private companies also own and operate some airports. Under 
congressional authorization, since 1996, FAA has piloted an airport 
privatization program that relaxes certain restrictions on the sale or 
lease of airports to private entities. 

Aviation Activity at Airports Has Slowed or Declined Since 2007: 

Since 2007, economic pressures--including record-high fuel prices and 
the recession of 2007 through 2009--helped spark a wave of 
consolidation across the airline industry. For instance, Delta 
acquired Northwest in 2008, United and Continental merged in 2010, 
Southwest acquired AirTran in 2011, and US Airways and American 
Airlines received U.S. District Court approval for their proposed 
merger in April 2014. 

As part of this restructuring and a more general focus on capacity 
decisions, U.S. airlines have reduced the number of flights they offer 
passengers in certain markets. We found in June 2014, based on our 
analysis of DOT data, that there were 1.2 million fewer scheduled 
domestic flights at large, medium, and small hub, and nonhub airports 
in 2013 than during 2007.[Footnote 8] The greatest reduction in 
scheduled flights occurred at medium hub airports,[Footnote 9] which 
decreased nearly 24 percent from 2007 through 2013, compared to a 
decrease of about 9 percent at large hub airports and about 20 percent 
at small hub airports over the same time period. Medium hub airports 
also experienced the greatest percentage reduction in air service as 
measured by available seats (see figure 2).[Footnote 10] 

Figure 2: Percentage Change in Number of Flights and Available Seats 
by Commercial Airport Category, 2007-2013: 

[Refer to PDF for image: illustrated table] 

Airport category: Large hub; 
Percentage change in flights and seats: 
Flights: -9.1%; 
Seats: -7.0%; 
Actual change: 
Flights: -361,099; 
Seats: -28,478,848. 

Airport category: Medium hub; 
Percentage change in flights and seats: 
Flights: -23.9%; 
Seats: -18.5%; 
Actual change: 
Flights: -425,328; 
Seats: -32,707,248. 

Airport category: Small hub; 
Percentage change in flights and seats: 
Flights: -20.1%; 
Seats: -15.3%; 
Actual change: 
Flights: -240,961; 
Seats: -14,217,664. 

Airport category: Nonhub; 
Percentage change in flights and seats: 
Flights: -18.1%; 
Seats: -11.1%; 
Actual change: 
Flights: -149,353; 
Seats: -3,805,764. 

Airport category: Commercial Service Nonprimary; 
Percentage change in flights and seats: 
Flights: +1.0%; 
Seats: -2.9%; 
Actual change: 
Flights: +1,467; 
Seats: -53,631. 

Source: GAO analysis of DOT data. GAO-14-658T. 

[End of figure] 

However, because airlines are now better able to match capacity to 
demand, planes are fuller than they have ever been. As a result, 
passenger boardings did not fall as much as either the number of 
flights or available seats. According to our analysis of DOT's data 
from 2007 through 2012,[Footnote 11] passenger boardings decreased 
approximately 17 percent at medium hub airports and about 2 percent at 
large hub airports, but increased more than 4 percent and about 3 
percent at small hub and nonhub airports, respectively. [Footnote 12] 

In addition, this April, we testified before this Committee that air 
service to small communities has declined since 2007 due, in part, to 
higher fuel costs, airline consolidation, and reduced demand both from 
declining populations in those communities and as a result of some 
passengers' opting to drive to larger markets with more attractive 
service (i.e., larger airports in larger cities).[Footnote 13] A 2013 
Massachusetts Institute of Technology (MIT) study of domestic air 
service trends reported similar results and found that the prolonged 
economic downturn, high fuel prices, and capacity restraint 
contributed to a reduction in service.[Footnote 14] The study also 
concluded that airlines have been cutting back on capacity to medium 
hub and small hub airports far more than at the nation's large hub 
airports. 

A significant decline in general aviation activity affects airports, 
especially those that rely on general aviation for revenue. For GA 
airports--which generate revenues from landing fees, fuel sales, and 
hangar rents--the loss of traffic can have a significant effect on 
their ability to fund development. A 2012 MIT study[Footnote 15] that 
examined historical trends for GA operations at towered airports 
across the country indicates that annual operations have fluctuated 
since the late 1970s but that total GA operations dropped 35 percent 
from 2000 to 2010. According to the MIT study, the number of annual 
hours flown by GA pilots, as estimated by FAA, has also decreased 
during this period.[Footnote 16] Numerous factors affect the level of 
GA operations and include high fuel prices, the costs of owning and 
operating personal aircraft, and the total private pilot and GA 
aircraft populations. We recently found that the supply of future GA 
pilots is changing as fewer students enter and complete collegiate 
pilot-training programs and fewer military pilots are available than 
in the past.[Footnote 17] 

Airports' Planned Development Costs Have Declined: 

FAA estimates that the annual costs of planned airport development 
projects that are eligible for AIP grants will average about $8.5 
billion (2011 dollars) from fiscal years 2013 to 2017.[Footnote 18] In 
2012, FAA estimated $42.5 billion (2011 dollars) in total 5-year costs 
of eligible development for fiscal years 2013-2017. This figure was 
down 18 percent from the estimated $52.3 billion (2009 dollars) costs 
for fiscal years 2011--2015 or $10.5 billion annually.[Footnote 19] 
FAA attributed the decline to several factors, including airport 
sponsors choosing to defer projects due to reductions in aviation 
activity, having identified other funding sources for projects, and 
projects' having been completed. In developing the estimate, FAA 
reviewed approximately 23,000 existing projects at the five categories 
of commercial airports, GA airports, reliever airports,[Footnote 20] 
and new airports and adjusted, deferred, or removed from consideration 
approximately 3,700 projects (16 percent). FAA estimated that eligible 
development costs for all airport categories decreased between the two 
time periods, with the largest nominal decreases for large hubs ($2.7 
billion, a 15 percent decrease) and medium hubs ($2.3 billion, a 31 
percent decrease) (see figure 3). 

Figure 3: FAA's Estimates of AIP-Eligible Planned Development Costs by 
Airport Category, Fiscal Years 2011-2015 and Fiscal Years 2013-2017: 

[Refer to PDF for image: vertical bar graph] 

Airport type: Large hub; 
2011-2015: $17,668,000; 
2013-2017: $14,941,000. 

Airport type: Medium hub; 
2011-2015: $7,366,000; 
2013-2017: $5,055,000. 

Airport type: Small hub; 
2011-2015: $4,489,000; 
2013-2017: $3,589,000. 

Airport type: Nonhub; 
2011-2015: $5,916,000; 
2013-2017: $4,906,000. 

Airport type: Commercial Service Nonprimary; 
2011-2015: $1,009,000; 
2013-2017: $670,000. 

Airport type: General Aviation; 
2011-2015: $11,148,000; 
2013-2017: $9,777,000. 

Airport type: Reliever; 
2011-2015: $3,734,000; 
2013-2017: $2,996,000. 

Airport type: New Airport; 
2011-2015: $869,000; 
2013-2017: $610,000. 

Source: GAO presentation of FAA data. GAO-14-658T. 

Note: 2010 dollars for fiscal years 2011-2015 costs and 2012 dollars 
for fiscal years 2013-2015 costs. 

[End of figure] 

Based on FAA's estimates, the largest category of eligible planned 
development is to bring existing airports up to current design 
standards (28 percent), followed by reconstruction (replacement or 
rehabilitation of airport facilities, mostly pavement and lighting 
systems) (25 percent), and increasing airfield capacity (23 percent). 
Compared to fiscal years 2011-2015, FAA's estimates of planned 
development for fiscal years 2013-2017 decreased across every 
development category except capacity, which saw a slight increase of 
2.5 percent (see figure 4). While large hubs were the only airport 
category that experienced an increase in the cost of planned capacity 
projects (from about $6.8 billion to about $8.1 billion, a 19 percent 
increase), this increase was greater than the corresponding decrease 
for all other airport categories (from about $2.7 billion to about 
$1.7 billion, a 37 percent decrease). FAA is currently compiling the 
estimated planned development costs for the fiscal years 2015-2019 
period, due to be published in fall 2014. 

Figure 4: FAA's Estimates of AIP-Eligible Planned Development Costs by 
Project Category, Fiscal Years 2011-2015 and Fiscal Years 2013-2017: 

[Refer to PDF for image: vertical bar graph] 

Airport type: Safety; 
2011-2015: $2,101,000; 
2013-2017: $1,838,000. 

Airport type: Security; 
2011-2015: $1,091,000; 
2013-2017: $736,000. 

Airport type: Reconstruction; 
2011-2015: $11,748,000; 
2013-2017: $10,656,000. 

Airport type: Design standards; 
2011-2015: $15,116,000; 
2013-2017: $11,756,000. 

Airport type: Environmental; 
2011-2015: $2,633,000; 
2013-2017: $1,923,000. 

Airport type: Capacity; 
2011-2015: $9,573,000; 
2013-2017: $9,811,000. 

Airport type: Terminal; 
2011-2015: $6,315,000; 
2013-2017: $3,571,000. 

Airport type: Access; 
2011-2015: $2,561,000; 
2013-2017: $1,374,000. 

Airport type: Other; 
2011-2015: $275,000; 
2013-2017: $270,000. 

Airport type: New Airport; 
2011-2015: $869,000; 
2013-2017: $610,000. 

Source: GAO presentation of FAA data. GAO-14-658T. 

Note: 2010 dollars for fiscal years 2011-2015 costs and 2012 dollars 
for fiscal years 2013-2015 costs. 

[End of figure] 

ACI-NA also estimated airports' costs of planned development for the 
fiscal years 2013-2017 period for projects eligible for federal 
funding as well as those not eligible. The total estimated costs of 
planned development for fiscal years 2013-2017 are $68.2 billion (2012 
dollars) or approximately $13.6 billion per year on average.[Footnote 
21] This is about a 10 percent decline from ACI-NA's prior estimate of 
$75.6 billion (2010 dollars) for the prior fiscal years 2011-2015 
estimating period.[Footnote 22] ACI-NA attributed the decline to 
several factors, including the recent recession and challenging 
economic conditions, airline consolidation and capacity reductions, 
and projects' having been completed or postponed beyond 2017. ACI-NA's 
estimates of eligible development decreased between the two time 
periods for all airport categories except medium hubs, which saw a 5 
percent increase. The largest decreases were for large hubs ($2.3 
billion, a 6 percent decrease) and small hubs ($2.1 billion, a 27 
percent decrease). 

ACI-NA's estimate of airport planned development costs is considerably 
larger than FAA's because it is based on a broader base of projects 
and other factors. For example, ACI-NA's estimate includes projects 
that are not eligible for AIP grants, while FAA's estimate includes 
only AIP-eligible projects[Footnote 23] (see table 1). ACI's estimate 
of the annual cost of planned airport development for the 2013--2017 
period that is not eligible for AIP grants is $4.6 billion (2012 
dollars). We combined this with FAA's estimate of the annual cost of 
planned airport development that is AIP-eligible for the same time 
period--$8.5 billion--to estimate that the total annual costs for 
airports' planned development is $13.1 billion. When comparing just 
the AIP-eligible portions of the respective estimates, ACI-NA's 
estimate is 6 percent greater than FAA's ($2.6 billion in total or 
$0.5 billion annually). 

Table 1: Comparison of FAA's and Airports Council International-North 
America's Estimates of Airport Planned Development Costs: 

Airport type: Large hub; 
Number of airports: 29; 
Estimated costs, fiscal years 2013-2017: 
FAA (2011 dollars in millions): $14,941; 
ACI-NA (2012 dollars in millions): $35,449. 

Airport type: Medium hub; 
Number of airports: 36; 
Estimated costs, fiscal years 2013--2017: 
FAA (2011 dollars in millions): $5,055; 
ACI-NA (2012 dollars in millions): $8,869. 

Airport type: Small hub; 
Number of airports: 74; 
Estimated costs, fiscal years 2013-2017: 
FAA (2011 dollars in millions): $3,589; 
ACI-NA (2012 dollars in millions): $5,525. 

Airport type: Nonhub; 
Number of airports: 239; 
Estimated costs, fiscal years 2013-2017: 
FAA (2011 dollars in millions): $4,906; 
ACI-NA (2012 dollars in millions): $4,906[A]. 

Airport type: Commercial Service Nonprimary; 
Number of airports: 121; 
Estimated costs, fiscal years 2013-2017: 
FAA (2011 dollars in millions): $670; 
ACI-NA (2012 dollars in millions): $670[A]. 

Airport type: General aviation; 
Number of airports: 2,563; 
Estimated costs, fiscal years 2013-2017: 
FAA (2011 dollars in millions): $9,777; 
ACI-NA (2012 dollars in millions): $9,777[A]. 

Airport type: Reliever; 
Number of airports: 268; 
Estimated costs, fiscal years 2013-2017: 
FAA (2011 dollars in millions): $2,996; 
ACI-NA (2012 dollars in millions): $2,996[A]. 

Airport type: New airports; 
Number of airports: 25; 
Estimated costs, fiscal years 2013-2017: 
FAA (2011 dollars in millions): $610; 
ACI-NA (2012 dollars in millions): [Empty]. 

Airport type: Total; 
Number of airports: 3,355; 
Estimated costs, fiscal years 2013-2017: 
FAA (2011 dollars in millions): $42,545; 
ACI-NA (2012 dollars in millions): $68,192. 

Source: FAA and ACI-NA. 

[A] ACI-NA's estimates for these categories of airports are drawn 
directly from FAA's estimate. 

[End of table] 

Federal Support for Airport Development Declined, While Alternative 
Revenue Sources at Airports Have Grown: 

Federal Support for Airport Development Has Declined: 

Regarding AIP grants, annual appropriations decreased from about $3.5 
billion for fiscal years 2007 through 2011 to about $3.4 billion for 
fiscal years 2012 through 2014.[Footnote 24] In addition, the actual 
amount of AIP grants awarded annually has decreased 9.6 percent since 
2007 from $3.3 billion in fiscal year 2007 to $3 billion in fiscal 
year 2013. Excluding grants to GA airports, AIP grants on a per-
passenger basis have also decreased, from $3.80 per passenger in 2007 
to $3.40 per passenger in 2012. Since then Congress transferred $253 
million in unobligated funds from AIP to FAA operations to reduce 
furloughs for air traffic controllers in legislation passed in March 
2014.[Footnote 25] Airport association representatives told us that 
these funds had been reserved for airport development. 

The President's 2015 Budget calls for a reduction in AIP 
appropriations to $2.9 billion. The Wendell H. Ford Aviation 
Investment and Reform Act for the 21st Century of 2000 legislates that 
if AIP appropriations fall below $3.2 billion and that provision is 
not changed, AIP entitlement grants will be reduced by half; the funds 
from the entitlement grant reductions would instead flow to AIP 
discretionary grants[Footnote 26] giving FAA greater decision-making 
over which airport projects receive funding. 

With regard to PFCs, the federal PFC cap of $4.50 has not increased 
since 2000 and thus has not kept pace with inflation. According to FAA 
data, PFCs collections peaked in 2006 at $2.93 billion and then fell 
during the recession before rebounding to $2.81 billion in 2013. 
According to FAA, as of (April 2014, 388 commercial service airports 
(including of the largest 100 airports by passenger boardings) imposed 
a PFC. According to FAA, more than 90 percent of PFC collections go to 
large and medium hub airports, but large and medium hub airports 
collecting PFCs must return a portion of their AIP entitlement grants, 
which are then redistributed to smaller airports.[Footnote 27] In 
addition, we have found that many airports' future PFC collections are 
already committed to pay off debt for past projects, leaving them 
little future PFC collections for new development. For example, at 
least 50 airports have leveraged their PFCs through 2030 or later, 
according to FAA data. 

The President's 2015 Budget and airports have requested an increase in 
the PFC cap to $8--which they say takes into account inflation that 
has occurred since 2000 and eliminating AIP entitlements for large hub 
airports.[Footnote 28] Airlines have generally opposed any increase in 
ticket taxes or fees, including PFCs, arguing that if an increase in 
taxes or fees is passed onto the consumers through an increase in 
ticket prices, it could reduce demand for air travel. For example, in 
December 2013, Congress approved allowing the Transportation Security 
Administration to raise the security fee currently applied to each 
ticket from $2.50 to $5.60 and to eliminate the cap on the number of 
fees that can be collected on a flight itinerary. Airlines opposed 
that increase based on concerns that it would hurt travel demand. We 
concluded in 2012 that a $3.00 increase in the security fee to $5.50 
would reduce passenger boardings by about 1 percent based on a review 
of passenger demand literature.[Footnote 29] We are currently 
assessing the impact of increases in the amount of the PFC on 
passenger demand, airport investment, and aviation users and plan to 
report our findings later this year. 

While airports have primarily supported the current collection method, 
some told us they might consider using an alternative method if it 
allowed them to remove the PFC cap. In 2013, we examined alternative 
collection mechanisms, such as airport kiosks and internet-enabled 
devices such as smartphones that could be used to collect PFCs 
separately from the ticket. We found that none of these alternatives 
was better than the current method. Specifically, we determined that 
each of the alternatives negatively affected the passenger experience 
and the transparency of fees relative to the current method.[Footnote 
30] 

Although support for airport development from AIP and PFCs has 
declined in recent years, so have planned development costs. In 
addition, we have not yet determined how much funding has recently 
been generated by the other major source of revenues for airport 
development--municipal bond proceeds, backed primarily by airport 
revenues. Therefore, the extent to which the gap between airport 
funding and planned airport development costs has changed since we 
last reported on this in 2007 is unknown. As discussed above, for the 
2013 through 2017 period, the total estimated annual costs for 
airports' planned development projects is about $13.1 billion, $8.5 
billion of which is eligible for AIP grants and PFCs. However, 
annually only about $6 billion in support has been available from AIP 
grants and PFC collections. The remaining $7 billion in annual planned 
development will need to be funded by locally generated revenues or 
deferred. In 1998, 2003, and 2007, we found a funding gap between the 
5-year airport planned development costs and historical funding. In 
2007, the total gap was $1 billion annually. This gap has been most 
acute for smaller airports that may have less access to capital 
markets.[Footnote 31] We are currently assessing whether this gap has 
grown or declined in light of declining federal funding and planned 
development and will report our findings to this Committee later this 
year. 

Alternative Revenue Sources at Airports Have Grown: 

To help fund airport development, some commercial service airports 
have increasingly relied on non-aviation revenues. According to ACI-
NA, non-aviation revenue has grown, on average, over 4 percent each 
year since 2004, compared to a 1.5 percent increase in passenger 
boardings over the same period. In 2012, according to FAA data, non-
aviation revenue accounted for approximately 45 percent of airports' 
total operating revenues. Parking and ground transportation accounted 
for the greatest portion (41 percent) of passenger-related non-
aviation revenue, followed by terminal concessions (20 percent) and 
revenue from rental car facilities (20 percent) (see figure 5). 
[Footnote 32] 

Figure 5: Total Revenue and Non-Aviation Revenue for All Airports 
(2012, Dollars in Millions): 

[Refer to PDF for image: pie-chart] 

Aviation revenue: 54.8% ($9,468); 
Non-aviation revenue: 45.2%; ($7,798): of the 45.2%: 
Parking and ground transportation: 40.9% ($3,189); 
Rental cars: 19.7% ($1,537); 
Other: 10.4% ($814); 
Retail and duty free: 8.3% ($644); 
Land and non-terminal facilities: 7.4% ($577); 
Terminal food and beverage: 6.9% ($539); 
Terminal services: 5.0% ($391); 
Hotel: 1.4% ($106). 

Source: GAO analysis of Airports Council International—North America 
data. GAO-14-658T. 

Notes: 2012 is the latest full fiscal-year data available in FAA's 
CATS database. 

[End of figure] 

Terminal Concessions include Retail & Duty Free, Food & Beverage and 
Terminal Services. 

In addition to traditional commercial activities to generate non-
aviation revenue, some airports have developed unique commercial 
activities with stakeholders from local jurisdictions and the private 
sector to help develop airport properties into retail, business, and 
leisure destinations.[Footnote 33] An increasing range of unique 
developments on airport property have contributed to non-aviation 
revenues, including high-end commercial retail and leisure activities, 
hotels and business centers, medical facilities, and specialized cargo 
handling and refrigerated storage facilities, among other developments 
(see figure 6). For example, Miami International Airport was named one 
of the world's top-10 airports for retail shopping, and the $1.7 
billion international terminal at Los Angeles International Airport, 
which is currently under construction, will contain 140,000 square 
feet of premier dining, retail, and club lounges. By acting more like 
businesses than public utilities, airports have increasingly become 
more competitive with one another, providing services, including 
hotels and conference space, to attract and retain business travelers 
who might otherwise stay in a downtown hotel off airport property. For 
example, Dallas/Fort Worth International Airport owns a Grand Hyatt 
hotel inside Terminal D, Denver International Airport is building an 
attached Westin Hotel, and Hartsfield-Jackson Atlanta International 
Airport is considering an airport hotel inside or connected to its 
domestic terminal. Also, in an effort to generate revenue by leasing 
cold storage space to freight forwarders and businesses that transport 
low-volume, high-valued goods, including pharmaceuticals, produce, and 
other time-sensitive or perishable items, airports in Denver, Miami, 
and Indianapolis have built--or plan to build--cold storage facilities 
on airport property. 

Figure 6: Examples of Expanded Services Offered in Some Airport 
Terminals: 

[Refer to PDF for image:2 photographs] 

Passengers at Dallas/Ft. Worth International Airport use large touch-
screen display to locate food and beverage options at the airport. 

Source: Dallas/Fort Worth International Airport. GAO-14-658T. 

[End of figure] 

In addition, airports can fund airport improvements with private 
sector participation. Public-private partnerships, involving airports 
and developers, have been used to finance airport development projects 
without increasing the amount of debt already incurred by airports. 
FAA's noise land disposal program, for example, allows airports to 
sell or lease land that had been used in the past for noise abatement 
purposes and is no longer needed for noise abatement. FAA also allows 
airports with excess available land to use the land for certain types 
of commercial development, pending approval by the FAA.[Footnote 34] 
Airport operators must obtain FAA's concurrence prior to leasing 
airport land or facilities to private developers to help ensure, among 
other things, that the developer's plans will be compatible with 
airport operations and that the airport receives fair market value for 
the use of its property. The ability to lease airport land has allowed 
some airport operators to generate revenue through temporary leases of 
airport property for manufacturing, warehousing, and freight-
forwarding operations while also reserving the land for future 
aviation needs. For example, solar farms have been built on airport 
land in Indianapolis and Denver; officials at Dallas/Fort Worth 
International Airport have leased a portion of the airport property 
for oil extraction; and land at Alliance Airport near Ft. Worth, 
Texas, has been leased for agricultural uses, such as cattle grazing 
and a golf course (see figure 7). In addition, Miami International 
Airport entered a $512 million public-private partnership to develop 
33 acres of airport property. The developer will finance construction 
and pay rent and a percentage of the revenues to the airport in return 
for a 50-year lease. 

Figure 7: Examples of Development Efforts on Airport Property Outside 
of Terminals: 

[Refer to PDF for image: 4 photographs] 

Land at Alliance Airport (near Fort Worth, Texas and Dallas/Fort Worth 
International Airport) has been leased for agricultural use or 
converted recreations uses, such as a golf course and walking route. 

By moving the airport rental car facility off airport property, Miami 
International Airport officials freed up space for new development and 
connect to a larger intermodal facility--with rental cars and a link 
to the metro system--via the MIA People Mover. 

Sources: Alliance Airport and Dallas/Fort Worth International Airport. 
GAO-14-658T. 

[End of figure] 

Privatization of airports is another option that some public sector 
airport owners have considered to obtain private capital for airport 
improvement and development, among other things. However, FAA's 
Airport Privatization Pilot Program (APPP), which was established in 
1996 to reduce barriers to airport privatization has not led to many 
privatizations.[Footnote 35] Only one airport--San Juan Luis Muñoz 
Marín International Airport in Puerto Rico -has been privatized, and 
currently there is only one active applicant in the program.[Footnote 
36] Nonetheless, airports are using the private sector to finance 
airport development or manage airports outside of the APPP. For 
example, the Port Authority of New York and New Jersey has recently 
received responses for its request for proposals for the private 
sector to demolish old terminal buildings and construct, partially 
finance, operate, and maintain a new Central Terminal Building for 
LaGuardia Airport in New York City in return for a share of terminal 
revenues. In addition, Gary/Chicago International Airport in Gary, 
Indiana, outside Chicago has entered into a public-private partnership 
with a private sector firm to both operate the airport and 
economically develop off-airport property. We are currently examining 
airport privatization and the APPP and plan to report our findings 
later this year. 

In conclusion, this year commemorates one century since the first 
commercial airline flight,[Footnote 37] and in that relatively short 
time span, commercial aviation has grown at an amazing pace to become 
a ubiquitous and mature industry in the United States. While 
commercial aviation still has many exciting prospects for its second 
century, it also faces many challenges, chief among these are ensuring 
that airports can continue to accommodate millions of flights and 
hundreds of millions of passengers every year. Maintaining and 
upgrading this vital infrastructure will require the combined 
resources of federal, state, and local governments, as well as private 
companies' capital and expertise. Effectively supporting this 
development involves focusing federal resources on the FAA's key 
priorities of maintaining one of the world's safest aviation system 
and providing adequate system capacity, while allowing maximum 
flexibility for local airport sponsors to maximize local investment 
and revenue opportunities. In deciding the best course for future 
federal investment in our national airport system, key considerations 
for Congress will be to balance the interests of all aviation 
stakeholders, including airports, airlines, and most importantly 
passengers and shippers, to help ensure a safe and vibrant aviation 
system. 

Chairman LoBiondo, Ranking Member Larsen, and Members of the 
Subcommittee, this concludes my prepared statement. I would be pleased 
to respond to any questions that you may have at this time. 

GAO Contacts and Staff Acknowledgments: 

For further information about this testimony, please contact Gerald L. 
Dillingham at (202) 512-2834 or dillinghamg@gao.gov. Contact points 
for our Offices of Congressional Relations and Public Affairs may be 
found on the last page of this statement. Key contributors to this 
testimony include Paul Aussendorf (Assistant Director), Amy 
Abramowitz, Jessica Bryant-Bertail, Jonathan Carver, Ben Emmel, John 
Healey, David Goldstein, Greg Hanna, David Hooper, Delwen Jones, 
Jennifer Kamara, Maureen Luna-Long, Faye Morrison, Eleni Orphanides, 
Justin Reed, Melissa Swearingen, and Pamela Vines. 

[End of section] 

Footnotes: 

[1] GAO, Airport Finance: Observations on Planned Airport Development 
Costs and Funding Levels and the Administration's Proposed Changes in 
the Airport Improvement Program, [hyperlink, 
http://www.gao.gov/products/GAO-07-885] (Washington DC: June 2007). 

[2] 49 U.S.C. § 40102 (29), (31), (42). 

[3] The division of airports into categories is based on the previous 
year's boardings at that airport as a percentage of the total number 
of boardings in the United States. 

[4] In total, the trust fund collected $12.8 billion from various 
taxes in fiscal year 2013. The manner in which the trust fund is 
funded has not changed significantly since it was established in 1970, 
although attempts have been made, unsuccessfully, to implement a user 
fee system. 

[5] General aviation airports receive a maximum entitlement of 
$150,000. 

[6] 49 U.S.C. § 47102 (3). 

[7] Denver International Airport in Denver, CO; Northwest Arkansas 
Regional Airport in Bentonville, AR; and Austin-Bergstrom 
International Airport in Austin, TX. 

[8] GAO, Airline Competition: The Average Number of Competitors in 
Markets Serving the Majority of Passengers Has Changed Little in 
Recent Years, but Stakeholders Voice Concerns about Competition, 
[hyperlink, http://www.gao.gov/products/GAO-14-515], (Washington, 
D.C.: June 11, 2014). 

[9] The declines at medium hub airports can be partly attributed to 
closing hubs following recent airline mergers. For example, Memphis, 
Cleveland, and Cincinnati airports, all experienced significant loss 
of traffic after a merger. 

[10] [hyperlink, http://www.gao.gov/products/GAO-14-515]. 

[11] Currently, 2013 boarding data are not yet available. 

[12] FAA forecasts that total passenger boardings will have fully 
recovered by 2015, exceeding the previous peak in 2007 of 765.3 
million boardings. 

[13] GAO, Commercial Aviation: Status of Air Service to Small 
Communities and the Federal Programs Involved, [hyperlink, 
http://www.gao.gov/products/GAO-14-454T] (Washington, D.C.: Apr. 30, 
2014). 

[14] Michael D. Wittman and William S. Swelbar, Trends and Market 
Forces Shaping Small Community Air Service in the United States, 
Massachusetts Institute of Technology International Center for Air 
Transportation (May 2013). 

[15] Kamala I. Shetty and R. John Hansman, Current and Historical 
Trends in General Aviation in the United States, Massachusetts 
Institute of Technology International Center for Air Transportation 
(Aug. 2012). 

[16] Unlike commercial service aviation, GA operators are not required 
to report flight activity to FAA. FAA estimates GA flight hours on the 
basis of estimates derived from its annual survey of GA operators--the 
General Aviation and Part 135 Activity Survey. We found in 2012 that 
the survey has long suffered from methodological and conceptual 
limitations, even with FAA's efforts to improve it over the years. 
See: GAO, General Aviation Safety: Additional FAA Efforts Could Help 
Identify and Mitigate Safety Risks, [hyperlink, 
http://www.gao.gov/products/GAO-13-36] (Washington, D.C.: Oct. 4, 
2012). 

[17] GAO, Aviation Workforce: Current and Future Availability of 
Airline Pilots, [hyperlink, http://www.gao.gov/products/GAO-14-232] 
(Washington, D.C.: Feb. 28, 2014). 

[18] AIP projects are also eligible for PFC funds, but some PFC uses 
(such as debt service) cannot be funded with AIP. 

[19] We did not adjust FAA's estimates to a common dollar year. Doing 
so would result in a larger percent decrease from the 2011-2015 
estimate to the 2013-2017 estimate than the difference between the 
unadjusted estimates. 

[20] Reliever airports are airports designated by the Secretary of 
Transportation to relieve congestion at commercial service airports 
and to provide improved general aviation access to the overall 
community. 49 U.S.C. § 47102 (23). These airports may be publicly or 
privately-owned. 

[21] According to ACI-NA, the $68.2 billion estimate if adjusted for 
inflation would be $71.3 billion. Because FAA estimates are not 
inflation adjusted, we present ACI-NA estimates in a similar context. 

[22] We did not adjust ACI-NA's estimates to a common dollar year. 
Doing so would result in a larger percent decrease from the fiscal 
years 2011-2015 estimate to the fiscal years 2013-2017 estimate than 
the difference between the unadjusted estimates. 

[23] In addition, there are other differences in the way FAA and ACI-
NA estimate airport planned development costs. First, while FAA's 
estimates cover projects for every airport in the national system, ACI-
NA surveyed its member airports in the U.S. (117 of which responded, 
consisting mostly of large, medium, and small hub airports) and then 
extrapolates a total based on cost-per-boarding calculations for 
large, medium, and small hub airports that did not respond. Second, 
FAA data are based on planned project information taken from airport 
master plans and state system plans, minus projects that already have 
an identified funding source, while ACI-NA includes all projects, 
whether funding has been identified or not. Third, FAA data includes 
only the portion of a project that is eligible for AIP, while ACI-NA 
estimates the total value project cost. Fourth, ACI-NA and FAA 
estimated planned development costs for the same 5-year time period, 
but the estimates were made at different times--the ACI-NA survey was 
completed in 2012, while FAA's estimate is based on information 
available through 2011. Lastly, FAA's estimates use 2011 dollars, 
whereas ACI-NA's estimates use 2012 dollars. 

[24] For fiscal year 2009, in addition to the base appropriation of 
$3.5 billion, AIP received a supplemental appropriation of $1.1 
billion under the American Recovery and Reinvestment Act of 2009 (Pub. 
L. No. 111-5 123 Stat. 115, 205) for a total appropriated amount of 
$4.6 billion. The appropriated amount for each fiscal year includes 
amounts for AIP grants to airports as well as for other components of 
the AIP program. For example, of the $3.5 billion appropriated for the 
AIP program in fiscal year 2010, $3.4 billion was for AIP grants, 
$93.4 million was for administrative expenses of the FAA's Office of 
Airports, $22.5 million was for the Airport Technology Research 
Program, $15 million was for the Airport Cooperative Research Program, 
and $6 million was for the Small Community Air Service Development 
Program. 

[25] Pub. L. No. 113-9, § 2, 127 Stat. 443 (2013). 

[26] 49 U.S.C. § 47114. 

[27] Medium and large hub airports return 50 percent of their AIP 
entitlement funds if their PFC level is $3.00 or less and 75 percent 
of their entitlement if their PFC level is above $3.00 (49 U.S.C. § 
47114(f)). FAA's Small Airport fund--for use by small hubs, nonhubs, 
general aviation, and reliever airports--receives 87.5 percent of the 
total returned amount, and the other 12.5 percent goes toward AIP 
discretionary funds (49 U.S.C § 47116). 

[28] Airport trade associations ACI-NA and the American Association of 
Airport Executives have made prior proposals to raise the PFC cap to 
$8.50 with periodic adjustments for inflation. 

[29] GAO, 2012 Annual Report: Opportunities to Reduce Duplication, 
Overlap, and Fragmentation, Achieve Savings and Enhance Revenue, 
[hyperlink, http://www.gao.gov/products/GAO-12-342SP] (Washington, 
D.C.: Feb. 28, 2012). 

[30] GAO, Alternative Methods for Collecting Airport Passenger 
Facility Charges, [hyperlink, http://www.gao.gov/products/GAO-13-262R] 
(Washington, D.C.: Feb. 14, 2013). 

[31] GAO, Airport Finance: Observations on Planned Airport Development 
Costs and Funding Levels and the Administration's Proposed Changes in 
the AIP, [hyperlink, http://www.gao.gov/products/GAO-07-885] 
(Washington, D.C.: June 29, 2007); Airport Finance: Past Funding 
Levels May Not Be Sufficient to Cover Airports' Planned Capital 
Development, [hyperlink, http://www.gao.gov/products/GAO-03-497T] 
(Washington, D.C.: Feb. 25, 2003); and Airport Financing: Funding 
Sources for Airport Development, [hyperlink, 
http://www.gao.gov/products/GAO/RCED-98-71] (Washington, D.C.: Mar. 
12, 1998). 

[32] Airports Council International--North America, 2013 (FY12) 
Benchmarking Survey, ACI-NA (Washington, D.C.: Oct. 17, 2013). 

[33] Airport-centric development--development at and around airports, 
in part, to generate non-aviation revenue and stimulate regional 
development--has taken place at airports around the world. This form 
of development has also been referred to as aerotropolis or airport-
city. For more information on factors that may support this form of 
development, see: GAO, National Airspace System: Airport-Centric 
Development, [hyperlink, http://www.gao.gov/products/GAO-13-261] 
(Washington, D.C.: Mar. 28, 2013). 

[34] FAA restricts certain types of land use on or near airport 
properties and also restricts lease or sale of airport-owned land. 
Such restrictions are established in grant assurances that airports 
accept as a condition of receiving federal land or funds. Airport 
operators must obtain FAA's concurrence to lease airport land or 
facilities to developers if the operator has obtained grants from FAA. 
Local planning officials have also affected particular land uses near 
airports through planning policies related to noise, environmental 
quality (air, water, wetland, species protection), and zoning 
restrictions. 

[35] GAO, Airport Privatization: Issues Related to the Sale or Lease 
of U.S. Commercial Airports, [hyperlink, 
http://www.gao.gov/products/GAO/RCED-97-3] (Washington, D.C.: Nov. 7, 
1996). 

[36] Stewart Airport in New York was privatized in 1999 under a 99-
year lease to a private sector operator, but in 2007, the Port 
Authority of New York and New Jersey assumed the lease after the 
private sector operator ceased to operate airports. 

[37] On January 1, 1914, the St. Petersburg-Tampa Airboat Line became 
the world's first scheduled passenger airline service, operating 
between St. Petersburg and Tampa, Fla. It was a short-lived endeavor--
only 3 months. 

[End of section] 

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