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Internal controls (11 - 20 of 112 items)

Electronic Tax Return Filing

Improvements Can Be Made before Mandate Becomes Fully Implemented
GAO-11-344, Mar 7, 2011

2010 Tax Filing Season

IRS's Performance Improved in Some Key Areas, but Efficiency Gains Are Possible in Others
GAO-11-111, Dec 16, 2010

Financial Audit

IRS's Fiscal Years 2010 and 2009 Financial Statements
GAO-11-142, Nov 10, 2010

Internal Revenue Service

Assessment of Budget Justification for Fiscal Year 2011 Identified Opportunities to Enhance Transparency
GAO-10-687R, May 26, 2010

Business Systems Modernization

Internal Revenue Service's Fiscal Year 2010 Expenditure Plan
GAO-10-539, May 10, 2010

Information Security

IRS Needs to Continue to Address Significant Weaknesses
GAO-10-355, Mar 19, 2010

Recovery Act

IRS Quickly Implemented Tax Provisions, but Reporting and Enforcement Improvements Are Needed
GAO-10-349, Feb 10, 2010

2009 Tax Filing Season

IRS Met Many 2009 Goals, but Telephone Access Remained Low, and Taxpayer Service and Enforcement Could Be Improved
GAO-10-225, Dec 10, 2009

Financial Audit

IRS's Fiscal Years 2009 and 2008 Financial Statements
GAO-10-176, Nov 10, 2009

Tax Debt Collection

IRS Needs to Better Manage the Collection Notices Sent to Individuals
GAO-09-976, Sep 30, 2009

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