Nebraska Legislature, Neb. Rev. Stat. § 48-443 (text in force 2020-2021) (standing) (Ex. DUT-NE-016)
United States Congress; enforced in Nebraska by OSHA, U.S. Department of Labor, 29 U.S.C. § 654 (2020 ed.) (standing) (Ex. DUT-NE-017)
