Current through Register Vol. 71, No. 49, December 6, 2024
Rule 17-306 - MASTER REFRIGERATION AND AIR CONDITIONING MECHANIC306.1A license as a Master Refrigeration and Air Conditioning Mechanic may be issued to an applicant for that license who does the following:
(a) Furnishes evidence satisfactory to the Board of having been employed in installing, maintaining, repairing, and replacing refrigeration and air conditioning systems larger than twenty-five (25) compressor horsepower or the equivalent tons of refrigeration in the aggregate for a period of at least five (5) years immediately preceding the date of application; and(b) Passes an examination on the practical and theoretical aspects of installing, maintaining, repairing, and replacing refrigeration and air conditioning systems larger than twenty-five (25) compressor horsepower or the equivalent tons of refrigeration in the aggregate.D.C. Mun. Regs. tit. 17, r. 17-306
Commissioners' Order No. 55-2029, § 4(b), 5 U DCRR, § 1.4(b)