How to Apply for a Marriage License. Follow these step-by-step instructions to apply for a marriage license at one of our office locations.This form may be used to corroborate residency in a dissolution of marriage proceeding. Who Can Be Registered Domestic Partners? Parties must be residents of Palm Beach County. "Irretrievably broken" means that the marriage cannot be salvaged in any way, not even with the help of marriage counseling. An affidavit of marriage is a legal document and a sworn statement submitted to the court or another institution, to verify that two people are married. You must complete every area of the affidavit. 2. The affidavit must be signed in the presence of a notary public. 3. This form is not to be used in connection with an adoption, dissolution of marriage, or paternity action.