25-111. Requirement of license and solemnization; covenant marriages
A. A marriage shall not be contracted by agreement without a marriage ceremony.
B. A marriage contracted within this state is not valid unless all of the following occur:
1. A license is issued as provided in this title.
2. The marriage is solemnized by a person authorized by law to solemnize marriages or by a person purporting to act in such capacity and believed in good faith by at least one of the parties to be so authorized.
3. The marriage is solemnized before the expiration of the marriage license.
C. The requirements of this section do not apply to the conversion of an existing marriage that is valid in this state to a covenant marriage that complies with the requirements of section 25-902.