Child Support Tax Information for Parents Expand the sections below for more information and resources related to Child Support Tax for Parents. Intercepted Tax Returns How Tax Intercept Works If a payer is married and filed a joint return, the payer's current spouse is entitled to a portion of the intercepted tax refund. To receive it, the spouse must file an injured spouse form. Download an injured spouse claim Tax Intercept hotline number: 1-800-304-3107, for information about intercepted federal taxes Child Support Payment Records for filing If you need a record of your support payments, you can get a free copy of your account history. To get a copy of your payment record: Sign on or sign up to the Child Support Online Services website. Call the KIDS Information Line at 1-800-991-5530 and request a copy of your account history. Federal Tax Information IRS Tax Information for Parents IRS Tax Information for Divorced and Separated Parents Earned Income and Child Tax Credits Earned Income Tax Credit Estimator IRS Information on the Earned Income Tax Credit Tax Impact of Job Loss IRS Information on the Child Tax Credit Wisconsin State Tax Information Wisconsin Department of Revenue Earned Income Tax Credit Homestead Tax Credit Free Help for Filing Tax Returns E-File IRS Free File Department of Revenue E-Services Taxpayer Assistance Centers Assistance Centers offer free tax-return help for low income tax payers and seniors. List of Centers Call 1-800-906-9887 for help finding a center Taxpayer Assistance Center Checklist Other Resources Low Income Taxpayer Clinic in Wisconsin AARP tax Assistance