The name and address of the other parent or the person you are married to. The names and birth dates of any of the children.I do not wish to apply for child support services. â–¡ I am not eligible to apply for child support services because I am petitioning for spousal support only. 8. Commonly used forms in Family Law proceedings including petitions for different types of restraining orders, child custody and support cases, and parentage When completing this section, enter your New York tax preparer registration identification number (NYTPRIN) if you are required to have one. There are generally six steps to filing for child support in New York. Obtain and fill out required family law forms, both mandatory and casespecific. You may review the forms you might need in the section below. You can go to court to file the petition or go online to New York State DIY (Do-.