As used in this article, the term:
(1) “Enforcement authority” means the Safety Fire Commis-
sioner, the state fire marshal, local building officials, local fire marshals, or any other state or local officials responsible for the implementation, application, or enforcement of any state law or local ordinance relating to building construction, or any state or local rule or regulation relating to building construction, or any building, mechanical, electrical, plumbing, life safety or fire prevention codes, or other construction standards that apply or are intended to apply to existing buildings. The term “enforcement authority” also means any local official designated by the local governing authority as the enforcement authority for the purposes of this article.
(2) “Existing building or structure” means any completed building or structure which has been placed in service for a minimum of five years.
(3) “Safety Fire Commissioner” or “Commissioner” means the office created in Code Section 25-2-2.