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Connecticut sets child support with a written guideline, and the official worksheet is how the math gets shown to the judge. Both parents' income normally goes into the calculation, along with things like health insurance for the children and child care costs.
The official guideline materials for Connecticut are linked below, together with the verified support documents and the financial paperwork the court usually asks both sides to file. Our own calculator can give you a working estimate before you fill in the official worksheet.
Official Connecticut child support resources
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Connecticut child support guideline resources (jud.ct.gov): Official Connecticut child support guideline materials, worksheets, or calculators. https://www.jud.ct.gov/lawlib/law/childsupport.htm
Connecticut financial affidavit and disclosure forms (jud.ct.gov): The official source for the financial disclosure paperwork most Connecticut family cases ask both sides to complete. https://www.jud.ct.gov/webforms/
Connecticut family law forms (official index) (Connecticut judicial branch): The official statewide collection of Connecticut family law forms. When a direct document link stops working, this index is where the current version lives. https://www.jud.ct.gov/webforms
Connecticut court self-help resources (Connecticut courts self-help): Official self-help information for people handling their own Connecticut family case, including instructions and plain-language guides. https://www.jud.ct.gov/selfhelp.htm
Connecticut Judicial Branch E-Services (CT Judicial Branch): E-filing is required for lawyers and optional for people representing themselves. You enroll in E-Services for free, then request electronic access to your case so you can file and view documents online. https://efile.eservices.jud.ct.gov/
Verified official Connecticut support documents
These official documents are the worksheets and orders Connecticut uses to set and record child support.
Child Support and Arrearage Guidelines Worksheet (CCSG-1), form CCSG-1 (Child Support), official document: https://www.jud.ct.gov/webforms/forms/FM220.pdf
Official link data for Connecticut was last verified June 2026. Report anything outdated through our contact page and we will re-check the official source.
Through the state's written guideline, applied on the official worksheet. The guideline uses income and a defined list of add-ons rather than a judge's rough guess, so filling the worksheet in honestly is the single most useful thing you can do. Open the official Connecticut guideline materials above for the exact method.
A judge can depart from the guideline in some situations, but the order normally has to explain why. Start from the guideline number and be ready to say plainly what makes your case different.
Dissolution filing fee: ~$360. If you cannot afford the fee, ask the clerk about a fee waiver or indigency application; every state has a process for requesting one.