863 

Federal Aviation Administration, DOT 

§ 93.319 

less than 3,000 feet above airport ele-
vation, for the purpose of landing at or 
taking off from that facility; or 

(g) Is conducted under an instrument 

flight rules (IFR) clearance and the 
pilot is acting in accordance with ATC 
instructions. An IFR flight plan may 
not be filed on a route or at an altitude 
that would require operation in an area 
described in § 93.305. 

[Doc. No. 28537, 61 FR 69330, Dec. 31, 1996, as 
amended by Amdt. 93–80, 65 FR 17742, 17743, 
Apr. 4, 2000; Amdt. 93-102, 83 FR 48212, Sept. 
24, 2018] 

§ 93.311

Minimum terrain clearance. 

Except in an emergency, when nec-

essary for takeoff or landing, or unless 
otherwise authorized by the respon-
sible Flight Standards Office for a pur-
pose listed in § 93.309(c), no person may 
operate an aircraft within 500 feet of 
any terrain or structure located be-
tween the north and south rims of the 
Grand Canyon. 

[Docket No. FAA-2018-0851, Amdt. 93-102, 83 
FR 48212, Sept. 24, 2018] 

§ 93.313

Communications. 

Except when in contact with the 

Grand Canyon National Park Airport 
Traffic Control Tower during arrival or 
departure or on a search and rescue 
mission directed by the U.S. Air Force 
Rescue Coordination Center, no person 
may operate an aircraft in the Special 
Flight Rules Area unless he monitors 
the appropriate frequency continuously 
while in that airspace. 

§ 93.315

Requirements for commercial 

Special Flight Rules Area oper-
ations. 

Each person conducting commercial 

Special Flight Rules Area operations 
must be certificated in accordance 
with Part 119 for Part 135 or 121 oper-
ations and hold appropriate Grand Can-
yon National Park Special Flight 
Rules Area operations specifications. 

[65 FR 17732, Apr. 4, 2000] 

§ 93.316

[Reserved] 

§ 93.317

Commercial Special Flight 

Rules Area operation curfew. 

Unless otherwise authorized by the 

responsible Flight Standards Office, no 

person may conduct a commercial Spe-
cial Flight Rules Area operation in the 
Dragon and Zuni Point corridors dur-
ing the following flight-free periods: 

(a) Summer season (May 1–Sep-

tember 30)–6 p.m. to 8 a.m. daily; and 

(b) Winter season (October 1–April 

30)–5 p.m. to 9 a.m. daily. 

[65 FR 17732, Apr. 4, 2000, as amended by 
Amdt. 93-102, 83 FR 48213, Sept. 24, 2018] 

§ 93.319

Commercial air tour limita-

tions. 

(a) Unless excepted under paragraph 

(f) or (g) of this section, no certificate 
holder certificated in accordance with 
part 119 for part 121 or 135 operations 
may conduct more commercial air 
tours in the Grand Canyon National 
Park in any calendar year than the 
number of allocations specified on the 
certificate holder’s operations speci-
fications. 

(b) The Administrator determines the 

number of initial allocations for each 
certificate holder based on the total 
number of commercial air tours con-
ducted by the certificate holder and re-
ported to the FAA during the period 
beginning on May 1, 1997 and ending on 
April 30, 1998, unless excepted under 
paragraph (g). 

(c) Certificate holders who conducted 

commercial air tours during the base 
year and reported them to the FAA re-
ceive an initial allocation. 

(d) A certificate holder must use one 

allocation for each flight that is a com-
mercial air tour, unless excepted under 
paragraph (f) or (g) of this section. 

(e) Each certificate holder’s oper-

ation specifications will identify the 
following information, as applicable: 

(1) Total SFRA allocations; and 
(2) Dragon corridor and Zuni Point 

corridor allocations. 

(f) Certificate holders satisfying the 

requirements of § 93.315 of this subpart 
are not required to use a commercial 
air tour allocation for each commercial 
air tour flight in the GCNP SFRA pro-
vided the following conditions are sat-
isfied: 

(1) The certificate holder conducts its 

operations in conformance with the 
routes and airspace authorizations as 
specified in its Grand Canyon National 
Park Special Flight Rules Area oper-
ations specifications; 

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