Nebraska Statutes > Wastewater Treatment Operator Certification Act > § 81-15,128 Nebraska Statutes 81-15,128. Act, how cited Current as of: 2023 | Check for updates | Other versions Sections 81-15,128 to 81-15,143 shall be known and may be cited as the Wastewater Treatment Operator Certification Act. Source Laws 1987, LB 533, § 1. Previous sectionNext section Wastewater Treatment Operator Certification Act Contents