Neb. Rev. Stat. § 43-4625

At any time after a deploying parent returns from deployment, the deploying parent and the other parent may file with the court an agreement to terminate a temporary order for custodial responsibility issued under sections 43-4613 to 43-4623 . After an agreement has been filed, the court shall issue an order terminating the temporary order effective on the date specified in the agreement. If a date is not specified, the order is effective immediately.