Section 121.401 14 CFR Ch. I (1-1-19 Edition) which may be reduced by the Administrator upon a showing by the certificate holder that circumstances justify a lesser amount. (6) Inflight. Refers to maneuvers, procedures, or functions that must be conducted in the airplane. (7) Training center. An organization governed by the applicable requirements of part 142 of this chapter that provides training, testing, and checking under contract or other arrangement to certificate holders subject to the requirements of this part. (8) Requalification training. The training required for crewmembers previously trained and qualified, but who have become unqualified due to not having met within the required period the recurrent training requirements of Section 121.427 or the proficiency check requirements of Section 121.441. (9) Related aircraft. Any two or more aircraft of the same make with either the same or different type certificates that have been demonstrated and determined by the Administrator to have commonality to the extent that credit between those aircraft may be applied for flightcrew member training, checking, recent experience, operating experience, operating cycles, and line operating flight time for consolidation of knowledge and skills. (10) Related aircraft differences training. The flightcrew member training required for aircraft with different type certificates that have been designated as related by the Administrator. (11) Base aircraft. An aircraft identified by a certificate holder for use as a reference to compare differences with another aircraft. [Doc. No. 9509, 35 FR 90, Jan. 3, 1970; 35 FR 2819, Feb. 11, 1970, as amended by Amdt. 121- 104, 38 FR 14915, June 7, 1973; Amdt. 121-259, 61 FR 34560, July 2, 1996; Amdt. 121-366, 78 FR 67836, Nov. 12, 2013] Section 121.401 Training program: General. (a) Each certificate holder shall: (1) Establish and implement a training program that satisfies the requirements of this subpart and appendices E and F of this part and that ensures that each crewmember, aircraft dispatcher, flight instructor and check airman is adequately trained to perform his or her assigned duties. Prior to implementation, the certificate holder must obtain initial and final FAA approval of the training program. (2) Provide adequate ground and flight training facilities and properly qualified ground instructors for the training required by this subpart; (3) Provide and keep current with respect to each airplane type and, if applicable, the particular variations within that airplane type, appropriate training material, examinations, forms, instructions, and procedures for use in conducting the training and checks required by this part; and (4) Provide enough flight instructors, simulator instructors, and approved check airmen to conduct required flight training and flight checks, and simulator training courses permitted under this part. (b) Whenever a crewmember or aircraft dispatcher who is required to take recurrent training, a flight check, or a competence check, takes the check or completes the training in the calendar month before or after the calendar month in which that training or check is required, he is considered to have taken or completed it in the calendar month in which it was required. (c) Each instructor, supervisor, or check airman who is responsible for a particular ground training subject, segment of flight training, course of training, flight check, or competence check under this part shall certify as to the proficiency and knowledge of the crewmember, aircraft dispatcher, flight instructor, or check airman concerned upon completion of that training or check. That certification shall be made a part of the crewmember-s or dispatcher-s record. When the certification required by this paragraph is made by an entry in a computerized recordkeeping system, the certifying instructor, supervisor, or check airman must be identified with that entry. However, the signature of the certifying instructor, supervisor, or check airman is not required for computerized entries. (d) Training subjects that are applicable to more than one airplane or crewmember position and that have been satisfactorily completed in connection with prior training for another 156 VerDate Sep<11>2014 08:20 May 17, 2019 Jkt 247048 PO 00000 Frm 00166 Fmt 8010 Sfmt 8010 Y:\SGML\247048.XXX 247048