Tennessee Code Title 62. Professions, Businesses and Trades § 62-32-211

(1) Formulate and administer rules and regulations as may be determined essentially necessary for the protection and preservation of life and property, in controlling the:

(2) Evaluate the qualifications of firms or individuals for a certificate of registration to engage in the business of servicing portable fire extinguishers or installing fixed fire extinguisher systems;

(3) Issue certificates of registration for those firms that qualify under the rules and regulations to engage in the business of servicing portable fire extinguishers or installing and servicing fixed fire extinguisher systems and issue licenses, extinguisher technician permits and authorizations to perform hydrostatic testing to the firms or individuals who qualify; and

(4) Evaluate the qualifications of firms seeking approval as testing laboratories for portable fire extinguishers and fixed fire extinguisher systems.