Neb. Rev. Stat. § 13-1504

An agreement shall specify: (1) Its duration; (2) The precise organization, composition, and nature of any separate legal entity created; (3) Its purpose; (4) The manner of financing the agreement and establishing and maintaining a budget; (5) The method to be employed in accomplishing the partial or complete termination of the agreement and for disposing of property upon such partial or complete termination, if any; (6) Provisions for administering the agreement, which may include, but not be limited to, the creation of a joint board responsible for such administration; (7) The manner of acquiring, holding, and disposing of real and personal property used in the agreement; (8) When an agreement involves law enforcement: (a) The minimum training standards and qualifications of law enforcement personnel; (b) The respective liability of each public agency and tribal government for the actions of law enforcement officers when acting under the provisions of an agreement; (c) The minimum insurance required of both the public agency and the tribal government; and (d) The exact chain of command to be followed by law enforcement officers acting under the agreement; and (9) Any other necessary and proper matters.