The use of cutouts is prohibited except for motorboats competing in a regatta or boat race approved as provided in sections 37-1262 and 37-1263, and for such motorboats while on trial runs, during a period not to exceed forty-eight hours immediately preceding such regatta or race and for such motorboats while competing in official trials for speed records during a period not to exceed forty-eight hours immediately following such regatta or race.
Neb. Rev. Stat. §§ 37-1253