These forms and instructions are available in the General Clerk's Office, Room 108, in the Nassau County. This free program will help you fill out the papers that you will need to file in Family Court.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. You must submit a statement and appropriate supporting documentation (see instructions). Important: Do not file this form with your income tax return. A support petition is a form that tells both your husband (the respondent) and the Judge what you (the petitioner) want. (the respondent) and Support. Spousal support is an amount of money that the court orders one spouse to pay to the other spouse for his or her reasonable needs. 1. Fill out a child support modification petition. 2.