Although the nation's 1,700 largest corporations pay billions of dollars in taxes, do they pay all they owe? To address this matter, the Internal Revenue Service (IRS) audits these companies under its Coordinated Examination Program. Of the sizable sums that IRS auditors recommend in additional taxes, how much is collected after appeals and litigation? What factors reduce amounts collected? And what is the status of IRS' ongoing changes to the Program to address those factors? This report seeks to answer these questions.

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