The Support Magistrate calculates how much support the non-custodial parent must pay to the parent with custody, and sets a schedule for regular payments. You can go to court to file the petition or go online to New York State DIY (Do-.It-Yourself) Forms at nycourthelp. Parents must financially support their child until the child turns 21 years old or is emancipated. The amount of child support that either parent may have to pay following a divorce is based on several factors, and one of those factors is alimony. I need to get my child support payments reworked. McKnight Law helps clients pursue alimony to get a fair amount of financial spousal support after divorce to help pay bills. Contact Us. Alimony in Wake County. Find out what judges consider when deciding how much alimony to award during or after divorce—and when courts use formulas to calculate spousal support. Use this worksheet when one parent (or a third party) has primary physical custody of all of the children for whom support is being determined.