135.415 Maintenance review

(a) A holder of an air operator certificate who, under rule 135.402(a), has identified in the appropriate maintenance programme that an aircraft is to be subject to a maintenance review must ensure that--
- (1) the aircraft is not operated under the authority of the certificate unless a maintenance review of the aircraft has been carried within the previous 12 months; and
- (2) each maintenance review that is carried out is certified in accordance with paragraph (d).
(b) Except as provided in paragraph (c), the holder of an air operator certificate must ensure that a maintenance review of an aircraft is not certified as having been carried out unless --
- (1) the aircraft conforms to its type certificate data sheet or equivalent type data that is acceptable to the Director; and
- (2) for an aircraft that is required by rule 91.509(b) to be fitted with a time-in-service recorder,--
  - (i) the time-in-service recorder reading is recorded in the appropriate maintenance logbook; and
  - (ii) the aircraft's total time-in-service recorded in the technical log is compared with the time-in-service recorder reading; and
  - (iii) any discrepancy between the time-in-service figures referred to in paragraph (b)(2)(ii) is reported in accordance with rule 43.155(a)(4); and
- (3) since the last maintenance review--
  - (i) every modification and repair has been correctly recorded and conforms to the applicable technical data listed in Appendix D of Part 21; and
  - (ii) due maintenance specified in the applicable maintenance programme for the aircraft has been completed within the time periods specified; and
  - (iii) every applicable airworthiness directive has been complied with in accordance with Part 39; and
  - (iv) every defect recorded in the technical log has been rectified or properly deferred in accordance with the procedures in the certificate holder's exposition; and
  - (v) every applicable certification for release-to-service has been made in accordance with Subpart C of Part 43.
(c) A holder of an airline air operator certificate may certify a maintenance review of an aircraft on the basis of continuing compliance with a programme acceptable to the Director if--
- (1) the programme samples every requirement of paragraph (b) during the review period; and
- (2) the maintenance review is individually certified for each of the certificate holder's aircraft that are subject to a maintenance review.
(d) The certificate holder must ensure that the person who carries out a maintenance review of an aircraft--
- (1) is authorised by the certificate holder and has experience, that is at least equivalent to the experience required for the grant of an appropriate aircraft maintenance engineer licence rating, for the type of aircraft; and
- (2) carries out the review in accordance with the applicable paragraph (b) or (c); and
- (3) certifies that the maintenance review has been carried out by entering the following statement in the appropriate maintenance logbook with the person's signature, authorisation number, and the date of entry:
  The maintenance review of this aircraft and such of its equipment as is necessary for its continued airworthiness has been carried out in accordance with the requirements of Civil Aviation Rule 135.415.