(4) In this regulation—  “authorised person” means—  “operator” has the meaning given in article 4 of the Air Navigation Order 2016;  “pilot in command” and “private aircraft” have the meanings given in the Air Navigation  Order 2016 (see Schedule 1 to that Order);  “relevant transport service”, in relation to an operator, means a transport service provided by  or on behalf of that operator;  “transport service” means—  19. —(1) A person (“P”) commits an offence where—  Offences, proceedings and information  Offences and penalties  PART 5  (a) a constable,  (b) the Civil Aviation Authority,  (c) the Secretary of State, or  (d) a person authorised by the Civil Aviation Authority or the Secretary of State under the  Air Navigation Order 2016( a );  (a) a relevant service,  (b) a shuttle service,  (c) a service (other than a relevant service) which—  (i) is carrying passengers travelling to England from outside the common travel area  (whether for payment or valuable consideration or otherwise), and  (ii) is provided by means of an aircraft (other than a private aircraft), or  (d) a flight which—  (i) is carrying passengers travelling to England from outside the common travel area  (whether for payment or valuable consideration or otherwise), and  (ii) is provided by means of a private aircraft.  (a) without reasonable excuse P contravenes a requirement in regulation 3 (requirement to  provide information);  (b) without reasonable excuse P contravenes a requirement in regulation 4 (requirement to  possess notification of negative test result);  (c) without reasonable excuse P contravenes a requirement in regulation 6 (requirement to  book and undertake tests);  (d) without reasonable excuse P contravenes a requirement in regulation 7 (requirement to  undertake workforce tests);  (e) without reasonable excuse P contravenes a requirement in regulation 8 (requirement for  offshore installation workers to take tests);  (f) P contravenes a requirement in regulation 9 (requirement to self-isolate);  (g) without reasonable excuse P contravenes a requirement in or imposed under regulation 11  (enforcement of requirement to self-isolate) apart from paragraph (2) of that regulation;  ( a ) S.I. 2016/765.  23