Chapter 5 BUILDING, CONSTRUCTION AND RELATED ACTIVITIES*

Section 5-113 Licenses, certificates, expiration date, prerequisite to doing work.

    All occupational licenses and gasfitters certificates shall  expire on and shall be null and void after January first of each year. No gasfitting work shall be done by any master gasfitter or  journeyman gasfitter who has no such license and certificate, as provided in this article, in full  force and effect at the time a permit for gasfitting work shall be applied for.