177 

Federal Aviation Administration, DOT 

§ 121.434 

completed recurrent ground training 
and a competence check; and 

(iii) In addition, for pilots in com-

mand the person has satisfactorily 
completed, within the preceding 6 cal-
endar months, recurrent flight training 
in addition to the recurrent flight 
training required in paragraph (c)(1)(i) 
of this section, in an airplane in which 
the person serves as pilot in command 
in operations under this part. 

(2) For pilots, a proficiency check as 

provided in § 121.441 of this part may be 
substituted for the recurrent flight 
training required by this paragraph 
and the approved simulator course of 
training under § 121.409(b) of this part 
may be substituted for alternate peri-
ods of recurrent flight training re-
quired in that airplane, except as pro-
vided in paragraphs (d) and (e) of this 
section. 

(d) For each airplane in which a pilot 

serves as pilot in command, the person 
must satisfactorily complete either re-
current flight training or a proficiency 
check within the preceding 12 calendar 
months. The requirement in this para-
graph expires on March 12, 2019. After 
that date, the requirement in 
§ 121.441(a)(1)(ii) of this part applies. 

(e) Notwithstanding paragraphs (c)(2) 

and (d) of this section, a proficiency 
check as provided in § 121.441 of this 
part may not be substituted for the ex-
tended envelope training required by 
§ 121.423 or training in those maneuvers 
and procedures set forth in a certifi-
cate holder’s approved low-altitude 
windshear flight training program 
when that program is included in a re-
current flight training course as re-
quired by § 121.409(d) of this part. 

[Doc. No. 9509, 35 FR 95, Jan. 3, 1970, as 
amended by Amdt. 121–91, 37 FR 10729, May 
27, 1972; Amdt. 121–199, 53 FR 37697, Sept. 27, 
1988; Amdt. 121–366, 78 FR 67840, Nov. 12, 2013] 

§ 121.434

Operating experience, oper-

ating cycles, and consolidation of 
knowledge and skills. 

(a) No certificate holder may use a 

person nor may any person serve as a 
required crewmember of an airplane 
unless the person has satisfactorily 
completed, on that type airplane and in 
that crewmember position, the oper-
ating experience, operating cycles, and 
the line operating flight time for con-

solidation of knowledge and skills, re-
quired by this section, except as fol-
lows: 

(1) Crewmembers other than pilots in 

command may serve as provided herein 
for the purpose of meeting the require-
ments of this section. 

(2) Pilots who are meeting the pilot 

in command requirements may serve as 
second in command. 

(3) Separate operating experience, op-

erating cycles, and line operating 
flight time for consolidation of knowl-
edge and skills are not required for 
variations within the same type air-
plane. 

(4) Deviation based upon designation 

of related aircraft in accordance with 
§ 121.418(b). 

(i) The Administrator may authorize 

a deviation from the operating experi-
ence, operating cycles, and line oper-
ating flight time for consolidation of 
knowledge and skills required by this 
section based upon a designation of re-
lated aircraft in accordance with 
§ 121.418(b) of this part and a determina-
tion that the certificate holder can 
demonstrate an equivalent level of 
safety. 

(ii) A request for deviation from the 

operating experience, operating cycles, 
and line operating flight time for con-
solidation of knowledge and skills re-
quired by this section based upon a des-
ignation of related aircraft must be 
submitted to the Administrator. The 
request must include the following: 

(A) Identification of aircraft operated 

by the certificate holder designated as 
related aircraft. 

(B) Hours of operating experience and 

number of operating cycles necessary 
based on review of the related aircraft, 
the operation, and the duty position. 

(C) Consolidation hours necessary 

based on review of the related aircraft, 
the operation, and the duty position. 

(iii) The administrator may, at any 

time, terminate a grant of deviation 
authority issued under this paragraph 
(a)(4). 

(b) In acquiring the operating experi-

ence, operating cycles, and line oper-
ating flight time for consolidation of 
knowledge and skills, crewmembers 
must comply with the following: 

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