Top Ten List

Para la versión de esta página en español, ver a GAO-20-313. What GAO Found In advance of the 2019 filing season, the Internal Revenue Service (IRS) collaborated with the Department of the Treasury (Treasury) and the Office of Management and Budget (OMB) to implement significant tax law changes from...

What GAO Found Under the 340B Drug Pricing Program (340B Program), administered by the U.S. Department of Health and Human Services' (HHS) Health Resources and Services Administration (HRSA), drug manufacturers provide discounted prices on outpatient drugs to certain hospitals and other entities. About...

What GAO Found Machine learning—a field of artificial intelligence (AI) in which software learns from data to perform a task—is already used in drug development and holds the potential to transform the field, according to stakeholders such as agency officials, industry representatives, and academic...

What GAO Found The commercial companies GAO reviewed proactively address reliability. They strive to identify reliability issues at the component level early in the development process to avoid expensive rework after producing an entire system. GAO found these companies focus on the following key practices:...

What GAO Found While the use of accounting adjustments is a common practice, the Department of Defense's (DOD) reliance on a large volume of nonroutine adjustments to prepare its financial statements is primarily a result of deficient business processes and limitations in accounting systems that DOD...

What GAO Found The Drug Enforcement Administration (DEA) collects industry-reported data on the sale and purchase of controlled substances and prescription drugs, including opioids. It uses these data to support ongoing investigations into the diversion of such substances into the illegal market place...

What GAO Found The National Aeronautics and Space Administration's (NASA) James Webb Space Telescope (JWST) project has made significant progress since GAO's last report in March 2019, such as completing testing of the observatory's individual elements and integrating them together in August 2019. However,...

Why This Matters Since retiring the Space Shuttle in 2011, NASA has depended on Russia to transport astronauts to the International Space Station (ISS). NASA's Commercial Crew Program is a multibillion dollar effort to re-establish a U.S. capability to get a crew to space, but it is years behind schedule....

What GAO Found Relatively few federal agencies have guides for assessing a technology’s maturity and its readiness for integration into larger acquisition programs. Development of cutting-edge technologies is critical to many of the government’s most costly acquisitions, including new weapons, satellites,...

What GAO Found In fiscal year 2018, about 54 percent of veterans receiving Department of Veterans Affairs (VA) disability compensation had at least one VA outpatient visit to treat an injury or illness that VA deemed was incurred or aggravated during military service (i.e., a service-connected condition)....