The attorney general, or his or her designee, shall have general responsibility and authority for the implementation of this chapter, as subsequently provided, including, without limiting the responsibility and authority:
(1) To process all applications for any license provided under this chapter;
(2) To investigate the qualifications of each applicant before any license is issued pursuant to the provisions of this chapter and to obtain a criminal background check on any applicants from the division of criminal identification within the department of the attorney general;
(3) To hear and decide all license applications, which includes the power to grant or deny the application and revoke or suspend the license;
(4) To promulgate any rules and regulations that in his or her judgment are necessary to fulfill the policies of this chapter;
(5) To investigate violations of this chapter and regulations promulgated under this chapter; and
(6) To collect all license and registration fees imposed by law and forward the fees immediately to the general treasurer.