IRS Reports on the Earned Income Tax Credit Compliance Estimates for Earned Income Tax Credit Claimed on 1999 Returns PDF Qualifying Child Residency Certification, Filing Status, and Automated Underreported Tests PDF Qualifying Child Residency Certification, Filing Status, and Automated Underreported Tests - Addendum PDF IRS Earned Income Tax Credit Initiative Report on Fiscal Year 2005 Tests PDF Earned Income Tax Credit Program Effectiveness and Program Management FY 2002 – FY 2003 dated August 8, 2003 PDF EITC Statistics EITC Statistics for Tax Years Beginning in 1999, the Number and Amount of Claims Statistics for Tax Returns with EITC Statistical Sample Wording EITC Participation Rates