Entering into a marriage contract can take this decision out of the hands of a judge and provide predictability for the future. In Washington, DC, a valid pre-marital agreement requires the voluntary exchange of information that the other spouse can verify. A lawyer for pre-marital agreements in DC could help you compile the information needed to share with a spouse. An experienced family lawyer can clarify the important facts to consider when developing a pre-marital agreement. A marriage contract or pre-marital contract, sometimes called „Prenup”, is an agreement made before your marriage. A marriage contract must be written, fair and signed by both parties before a notary. .