The court has placed the most commonly used forms on line as a resource. Please be advised that the forms detailed below are intended to be a guide.You must select the location where you're using your affidavit. This office receives and processes all applications for matrimonial (divorce) proceedings in Kings County. This page explains the procedure for obtaining a Marriage License from the Office of the New York City Clerk How to fill out the Affidavit for Marriage Witness Sample Form? You can schedule an in-person appointment for a Marriage Ceremony, Marriage License, and other select services through Project Cupid. This letter confirms the genuine marriage of two friends who have been married for several years. You will be asked to fill out an application. Complete and return the certificate.