All such installations or modifications shall be performed by contractors properly licensed under Minn. Rules 7512 and 7105 and Minn. Stat. § 326.2421, as it may be amended from time to time, or as may be required by any other governmental agency. Proof of valid licensure or certification shall accompany all applications for a permit.
(1992 Code, § 304:50) (Ord. 1079, passed 10-5-1993; Ord. 1189, passed 8-4-1998; Ord. 1264, passed 9-4-2001; Ord. 1325, passed 8-5-2003)