Giving fixed penalty notices
21.—(1) An authorised officer of a Permit Authority may, if that officer has reason to believe that a person is committing or has committed an offence under regulation 19(1) or 20(1), give him or her a fixed penalty notice in relation to that offence.
(2) In this Part “fixed penalty notice” means a notice offering a person the opportunity of discharging any liability to conviction for a fixed penalty offence by payment of a penalty.