14 CFR 60.27 - Automatic loss of qualification and procedures for restoration of qualification.
(a) An FSTD qualification is automatically lost when any of the following occurs:
(1) The FSTD is not used in the sponsor's FAA-approved flight training program in accordance with § 60.7(b)(5) or (b)(6) and the sponsor does not obtain and maintain the written statement as described in § 60.7(d)(2).
(4) The MQTG is missing or otherwise not available and a replacement is not made within 30 days.
(1) The FSTD successfully passes an evaluation:
(c) In making the determinations described in paragraph (b) of this section, the NSPM considers factors including the number of continuing qualification evaluations missed, the number of sponsor-conducted quarterly inspections missed, and the care that had been taken of the device since the last evaluation.