Neb. Rev. Stat. § 13-2912: Neb. Rev. Stat. § 13-2912

A design-build contract and a construction management at risk contract may be conditioned upon later refinements in scope and price and may permit the political subdivision in agreement with the design-builder or construction manager to make changes in the project without invalidating the contract. Later refinements under this section shall not exceed the scope of the project statement contained in the request for proposals pursuant to section 13-2907 or 13-2909 .