Change an Existing Texas Family Court Order
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A Texas family court order is not permanent, but changing one is its own filing in the District Court, usually in the Family District Court, normally inside the case that produced the original order.
Courts generally want to see that something real has changed since the last order, not simply that you have changed your mind. For support, an updated financial affidavit almost always rides along with the request. The official documents below are what Texas publishes for this.
Official Texas modification resources
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Texas family law forms (official index) (Texas judicial branch): The official statewide collection of Texas family law forms. When a direct document link stops working, this index is where the current version lives. https://www.txcourts.gov/rules-forms/forms
Texas financial affidavit and disclosure forms (texasattorneygeneral.gov): The official source for the financial disclosure paperwork most Texas family cases ask both sides to complete. https://www.txcourts.gov/programs-services/self-help/
Texas child support guideline resources (texasattorneygeneral.gov): Official Texas child support guideline materials, worksheets, or calculators. https://www.texasattorneygeneral.gov/child-support
Texas court self-help resources (Texas courts self-help): Official self-help information for people handling their own Texas family case, including instructions and plain-language guides. https://www.texaslawhelp.org
eFileTexas.gov (Tyler Technologies): Texas has one statewide e-filing system that works in every county, and people without lawyers are welcome to use it. E-filing is required for attorneys but optional for you, so paper filing with the district clerk also works. https://www.efiletexas.gov/
Verified official Texas modification documents
These official documents are used to ask a Texas court to change an order that already exists.
Petition to Modify the Parent-Child Relationship (FM-Mod1-100), form FM-Mod1-100 (Modification), official document: https://texaslawhelp.org/sites/default/files/2025-03/fm-mod1-100_mod_petition_2025_final.pdf
Official link data for Texas was last verified June 2026. Report anything outdated through our contact page and we will re-check the official source.
Frequently asked questions
Do I start a new case to change my order?
Usually not. A modification is normally filed inside the existing case, and the other parent has to be served with it. Check the official Texas instructions above for how this state handles it.
What counts as enough of a change?
Courts look for a real, lasting change in circumstances, such as a significant income change, a move, or a serious change in the child's needs. The judge decides whether your facts clear the bar.
How much does it cost to file a family case in Texas?
Divorce filing fee: ~$250-$350 by county. If you cannot afford the fee, ask the clerk about a fee waiver or indigency application; every state has a process for requesting one.
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Preparing for a family court conversation often starts with finding the right information. Free co-parent text messaging, evidence organization and behavior pattern tools help you connect selected messages, supporting records and dated observations so you can review the details and prepare questions for your attorney.
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