If you file for divorce, you can include an alimony request in your complaint and don't need to make a separate filing. Anyone who is raising children – parents, grandparent, a county child welfare agency — can file for child support against one or both of the parents.How is Alimony Calculated in Pennsylvania? We can assist you with your spousal support or child support issue in Westmoreland, Washington, Indiana, Butler, Beaver, Blair, Allegheny and Cambria Counties. Parents must financially support their child until the child turns 21 years old or is emancipated. Estimating your guideline child support obligation. You do not need a lawyer to do this. The domestic relations office will give you a form to fill out. Yes. The complaint would be filed in the local Domestic Relations Office. You must be the innocent and injured spouse to file for spousal support, which can be received until the divorce is finalized.