You can set up spousal support through a separation agreement without needing to go to court. He or she can request spousal support, and a judge will weigh all evidence to determine whether it is appropriate.They help calculate appropriate spousal support amounts, whether for court orders or for outofcourt settlements and agreements. Spousal support cases are started with a spousal support petition in Family Court. There is no filing fee in Family Court. There are two basic formulas used to calculate alimony in Ontario: the Without Child Support formula and the With Child Support formula. Step 1: fill out your application and supporting documents. In Ontario, the laws surrounding spousal support are designed to ensure fairness and provide financial assistance where it's due. My practice includes simple and complex divorce cases, spousal support, child support, and child custody. Education ; Dalhousie University.