The Air Navigation Order 2005

Certificate of airworthiness to be in force

8.—(1) Subject to paragraph (2), an aircraft shall not fly unless there is in force in respect thereof a certificate of airworthiness duly issued or rendered valid under the law of the country in which the aircraft is registered or the State of the operator, and any conditions subject to which the certificate was issued or rendered valid are complied with.

(2) The foregoing prohibition shall not apply to flights, beginning and ending in the United Kingdom without passing over any other country, of—

(a) a non-EASA glider, if it is not being used for the public transport of passengers or aerial work other than aerial work which consists of the giving of instruction in flying or the conducting of flying tests in a glider owned or operated by a flying club of which the person giving the instruction or conducting the test and the person receiving the instruction or undergoing the test are both members;

(b) a non-EASA balloon flying on a private flight;

(c) a non-EASA kite;

(d) a non-EASA aircraft flying in accordance with the A Conditions or the B Conditions; or

(e) an aircraft flying in accordance with a national permit to fly, an EASA permit to fly issued by the CAA or a certificate of validation issued by the CAA under article 13.

(3) In the case of—

(a) a non-EASA aircraft registered in the United Kingdom the certificate of airworthiness referred to in paragraph (1) shall be a national certificate of airworthiness;

(b) an EASA aircraft registered in the United Kingdom the certificate of airworthiness referred to in paragraph (1) shall be an EASA certificate of airworthiness issued by the CAA.

(4) For the purposes of paragraph (1) a certificate of airworthiness—

(a) shall include an EASA restricted certificate of airworthiness issued by the CAA; and

(b) shall include an EASA restricted certificate of airworthiness issued by the competent authority of a State other than the United Kingdom which does not contain a condition restricting the aircraft to flight within the airspace of the issuing State; but

(c) shall not include an EASA restricted certificate of airworthiness issued by the competent authority of a State other than the United Kingdom which contains a condition restricting the aircraft to flight within the airspace of the issuing State.

(5) An aircraft registered in the United Kingdom with an EASA certificate of airworthiness shall not fly otherwise than in accordance with any conditions or limitations contained in its flight manual unless otherwise permitted by the CAA.