Missouri Child Support Arrears Calculator

Calculate past-due support with Missouri's 9% annual interest rate.

โš ๏ธ Missouri charges 9% annual interest on unpaid child support. Arrears grow quickly.

Calculate Arrears Owed

Consequences of Unpaid Child Support in Missouri

  • Interest at 9%/year on all unpaid amounts
  • Driver's license and professional license suspension
  • Wage garnishment (up to 65% of disposable income)
  • Tax refund intercept (federal and state)
  • Passport denial if owed $2,500+
  • Credit reporting โ€” affects credit score for 7 years
  • Contempt of court โ€” fines and potential jail time for willful non-payment
โœ… Options if you can't pay: File for a modification immediately if your income dropped. Contact Missouri's child support agency about a payment plan. Never ignore arrears.