(a) As used in this section, “law enforcement unit” and “police officer” have the same meanings as provided in § 7-294a.

(b) Not later than October 1, 2022, each law enforcement unit shall adopt or amend a policy to permit a police officer to wear a religious head covering in accordance with the police officer’s religious beliefs while the police officer is on duty and wearing a uniform or other authorized attire, except where the use of tight-fitting protective headgear is required by such law enforcement unit.