Any person desiring to engage in the business of a bail enforcement agent shall apply to the Commissioner of Emergency Services and Public Protection for a license therefor. Such application shall set forth under oath the full name, age, date and place of birth, residence and occupation of the applicant. It shall also set forth under oath a statement of whether the applicant has been charged with or convicted of a crime, and such other information, including fingerprints and photographs, as required by the commissioner. The commissioner shall require the applicant to submit proof that he or she is at least twenty-one years of age and has received a high school diploma or an equivalent academic education. The commissioner shall require the applicant to submit to state and national criminal history records checks. The criminal history records checks required pursuant to this section shall be conducted in accordance with section 29-17a. Within five years prior to the date of application, the applicant shall have successfully completed a course in the criminal justice system consisting of not less than twenty hours of study approved by the commissioner. No person who has been convicted of a felony or any misdemeanor under section 21a-279, 53a-58, 53a-61, 53a-61a, 53a-62, 53a-63, 53a-96, 53a-173, 53a-175, 53a-176, 53a-178 or 53a-181d shall be licensed to do business as a bail enforcement agent in this state. No person engaged in law enforcement or vested with police powers shall be licensed to do business as a bail enforcement agent. No person who has not attained twenty-one years of age or has not received a high school diploma or an equivalent academic education shall be licensed to do business as a bail enforcement agent.