NFPA 72
10.2.2.5 Service personnel shall be qualified and experienced in the inspection, testing, and maintenance of fire alarm systems. Examples of qualified personnel shall be permitted to include, but shall not be limited to, individuals with the following qualifications:
(1) Factory trained and certified
(2) National Institute for Certification in Engineering Technologies fire alarm certified
(3) International Municipal Signal Association fire alarm certified
(4) Certified by a state or local authority
(5) Trained and qualified personnel employed by an organization listed by a national testing laboratory for the servicing of fire alarm systems