If you would like to change a child support or custody order that resulted from a SAPCR, you will need to file with the court for a modification. The links below explain the process and provide forms for filing or responding to a modification suit.
This chapter establishes the process and grounds for modifying an order regarding child possession, access, or support.
This FAQ from Texas Law Help addresses many common questions about how you can change a custody, visitation, or support order.
Though this page primarily focuses on modifying visitation, the process is the same to modify child support. It gives a basic explanation of why and how you could modify a court order related to visitation or support.
In most cases, you must wait a year before requesting that the court change your custody order. This page from Texas Law Help explains the circumstances in which you may be able to have custody changed sooner than one year.