On and after October 1, 2017, no person shall hold himself or herself out as a lead training provider, lead inspector, lead inspector risk assessor, lead planner-project designer, lead abatement supervisor or a lead abatement worker as defined in regulations adopted pursuant to section 20-478, in this state without a certificate issued by the Commissioner of Public Health. Applications for such certificate shall be made to the department on forms provided by it and shall be accompanied by a fee of fifty dollars, and shall contain such information regarding the applicant’s qualifications as the department may require in regulations adopted pursuant to said section 20-478. No person shall be issued a certificate to act as a lead training provider, lead inspector, lead inspector risk assessor, lead planner-project designer, lead abatement supervisor or lead abatement worker unless such person obtains such approval. The commissioner may issue a certificate under this section to any person who is licensed or certified in another state under a law which provides standards which are equal to or higher than those of Connecticut and is not subject to any unresolved complaints or pending disciplinary actions. Certificates issued pursuant to this section shall be renewed annually in accordance with the provisions of section 19a-88 upon payment of a fee of fifty dollars.