Skip to main content

Welcome to Minnesota Child Support Online

Minnesota Child Support Online (MCSO) will be unavailable on Sunday, September 14, 2025, from 12:00 a.m. to 6:00 a.m. due to maintenance. We apologize for any inconvenience.


The Participant site provides:
The Participant site provides:

The Employer site provides:
  • online and file upload options for making child support payments for employees
  • employee termination reporting
  • information about the child support program
  • Frequently asked questions (FAQ's) for employers
  • Contact us information

The Employer site provides:
  • online and file upload options for making child support payments for employees
  • employee termination reporting
  • information about the child support program
  • Frequently asked questions (FAQ's) for employers
  • Contact us information