(a) Any person shall be twenty-one years of age or older to: (1) Hold any cannabis establishment license issued pursuant to RERACA; or (2) be a backer or key employee of a cannabis establishment that is licensed pursuant to RERACA.

(b) Any person shall be eighteen years of age or older to (1) be an employee of a cannabis establishment that is licensed pursuant to RERACA; or (2) be employed by a cannabis establishment or a licensee pursuant to chapter 420f.

(c) All employees of a cannabis establishment shall obtain a registration and all key employees and backers of a cannabis establishment shall obtain a license from the department, on a form and in a manner prescribed by the commissioner, except for (1) delivery service or transporter employees who do not (A) engage in the transport, storage or distribution of, or have access to, cannabis, or (B) engage in security controls or contract management with other cannabis establishments; (2) product packager employees who do not (A) have access to cannabis, or (B) engage in physical packaging, security controls or contract management with other cannabis establishments; and (3) other employee categories, as determined by the commissioner, provided under no circumstances shall a key employee be exempt from the licensure requirements of this section.