Form Number. 12.905(a). If the respondent files a counterpetition, the petitioner should then file an Answer to Counterpetition, Florida Supreme Court Approved Family.The filing party needs to complete information as requested in the UJCCEA (i.e. Current address of the child, length of residency,. In most situations, you can file for custody in the "home state" of the child. Additional resources include a directory of local self-help centers. FindLaw links to state-specific family law and child custody forms for DIY legal proceedings. Learn when to hire an attorney to help with family law issues. A petition for custody would be filed in the juvenile, family, or domestic relations Court with jurisdiction over the child, at the county level. See the attached form.