26.—(1) A certificate of maintenance review may be issued for the purposes of article 25 only by—
(a)the holder of an aircraft maintenance engineer’s licence granted under this Order which entitles the holder to issue that certificate;
(b)the holder of an aircraft maintenance engineer’s licence granted under the law of a country other than the United Kingdom and rendered valid under this Order in accordance with the privileges endorsed on the licence;
(c)a person whom the CAA has authorised to issue a certificate of maintenance review in a particular case, and in accordance with that authority;
(d)a person approved by the CAA as being competent to issue such a certificate, and in accordance with that approval; or
(e)the holder of an aircraft maintenance licence granted by the CAA under Part 66, in accordance with the privileges endorsed on the licence.
(2) A person referred to in paragraph (1) must not issue a certificate of maintenance review without first verifying that—
(a)maintenance has been carried out on the aircraft in accordance with the maintenance schedule approved for that aircraft;
(b)inspections and modifications required by the CAA under article 19, have been completed as certified in the relevant certificate of release to service issued under this Order or under Part 145;
(c)defects entered in the technical log or approved record of the aircraft in accordance with article 27 have been rectified or the rectification of the defects has been deferred in accordance with procedures approved by the CAA; and
(d)certificates of release to service have been issued—
(i)under this Order or in accordance with paragraph 21A.163(d) of Part 21 for an aircraft to which article 28 applies; or
(ii)under Part 145 for an aircraft required to be maintained in accordance with Part 145,
and for this purpose the operator of the aircraft must make available to that person such information as is necessary.
(3) A certificate of maintenance review must be issued in duplicate.
(4) One copy of the most recently issued certificate of maintenance review must be carried in the aircraft when article 150 so requires, and the other must be kept by the operator elsewhere than in the aircraft.
(5) Subject to article 159, each certificate of maintenance review must be preserved by the operator of the aircraft for at least two years after it has been issued.