If the Director of the Office or the local code authority finds, within two years from the date a building is first occupied, that the building, at the time of construction, did not comply with the Nebraska Energy Code or equivalent code adopted by a county, city or village in effect at such time, the Director or local code authority may order the owner or prime contractor to take those actions necessary to bring the building into compliance with the Nebraska Energy Code or local code that is equivalent to the Nebraska Energy Code as defined in Neb. Rev. Stat. § 81-1618.
107 Neb. Admin. Code, ch. 5, § 002