You should calculate your tax return both ways (including and not including combat pay as earned income for EITC purposes) to determine which option gives you the best result. Alternatively, combat pay is included as earned income when calculating the refundable portion of the Child Tax Credit.  -   Mark Steber     Quotes
You should calculate your tax return both ways (including and not including combat pay as earned income for EITC purposes) to determine which option gives you the best result. Alternatively, combat pay is included as earned income when calculating the refundable portion of the Child Tax Credit. Mark Steber
 Income