Create, load and print a legally binding prenup in minutes with our wedding agreement template. It depends on where you live and whether the contract contains an expiration clause that allows the marriage contract to exist only for a certain period of time. Once this time has elapsed, the protected property becomes common property, which is shared by both parties in most states. In addition to deciding how your children inherit your property and assets, a prenup can help protect separate personal property and property from mixing with that acquired during marriage. This allows you to choose what your partner receives as part of your estate. While state laws vary, most states don`t allow it included in a prenutial agreement: Fortunately for Justin and Hailey, it`s not too late to get the benefits of a prenutial agreement.