160 

14 CFR Ch. I (1–1–14 Edition) 

§ 21.191 

§ 21.191

Experimental certificates. 

Experimental certificates are issued 

for the following purposes: 

(a) 

Research and development. Testing 

new aircraft design concepts, new air-
craft equipment, new aircraft installa-
tions, new aircraft operating tech-
niques, or new uses for aircraft. 

(b) 

Showing compliance with regula-

tions. Conducting flight tests and other 
operations to show compliance with 
the airworthiness regulations including 
flights to show compliance for issuance 
of type and supplemental type certifi-
cates, flights to substantiate major de-
sign changes, and flights to show com-
pliance with the function and reli-
ability requirements of the regula-
tions. 

(c) 

Crew training. Training of the ap-

plicant’s flight crews. 

(d) 

Exhibition.  Exhibiting the air-

craft’s flight capabilities, performance, 
or unusual characteristics at air shows, 
motion picture, television, and similar 
productions, and the maintenance of 
exhibition flight proficiency, including 
(for persons exhibiting aircraft) flying 
to and from such air shows and produc-
tions. 

(e) 

Air racing. Participating in air 

races, including (for such participants) 
practicing for such air races and flying 
to and from racing events. 

(f) 

Market surveys. Use of aircraft for 

purposes of conducting market sur-
veys, sales demonstrations, and cus-
tomer crew training only as provided 
in § 21.195. 

(g) 

Operating amateur-built aircraft. 

Operating an aircraft the major por-
tion of which has been fabricated and 
assembled by persons who undertook 
the construction project solely for 
their own education or recreation. 

(h) 

Operating primary kit-built aircraft. 

Operating a primary category aircraft 
that meets the criteria of § 21.24(a)(1) 
that was assembled by a person from a 
kit manufactured by the holder of a 
production certificate for that kit, 
without the supervision and quality 
control of the production certificate 
holder under § 21.184(a). 

(i) 

Operating light-sport aircraft. Oper-

ating a light-sport aircraft that— 

(1) Has not been issued a U.S. or for-

eign airworthiness certificate and does 
not meet the provisions of § 103.1 of this 

chapter. An experimental certificate 
will not be issued under this paragraph 
for these aircraft after January 31, 
2008; 

(2) Has been assembled— 
(i) From an aircraft kit for which the 

applicant can provide the information 
required by § 21.193(e); and 

(ii) In accordance with manufactur-

er’s assembly instructions that meet 
an applicable consensus standard; or 

(3) Has been previously issued a spe-

cial airworthiness certificate in the 
light-sport category under § 21.190. 

[Amdt. 21–21, 38 FR 6858, May 7, 1968, as 
amended by Amdt. 21–57, 49 FR 39651, Oct. 9, 
1984; Amdt. 21–70, 57 FR 41369, Sept. 9, 1992; 
Amdt. 21–85, 69 FR 44862, July 27, 2004; Amdt. 
21–85, 69 FR 53336, Sept. 1, 2004] 

§ 21.193

Experimental certificates: gen-

eral. 

An applicant for an experimental cer-

tificate must submit the following in-
formation: 

(a) A statement, in a form and man-

ner prescribed by the FAA setting 
forth the purpose for which the aircraft 
is to be used. 

(b) Enough data (such as photo-

graphs) to identify the aircraft. 

(c) Upon inspection of the aircraft, 

any pertinent information found nec-
essary by the FAA to safeguard the 
general public. 

(d) In the case of an aircraft to be 

used for experimental purposes— 

(1) The purpose of the experiment; 
(2) The estimated time or number of 

flights required for the experiment; 

(3) The areas over which the experi-

ment will be conducted; and 

(4) Except for aircraft converted from 

a previously certificated type without 
appreciable change in the external con-
figuration, three-view drawings or 
three-view dimensioned photographs of 
the aircraft. 

(e) In the case of a light-sport air-

craft assembled from a kit to be cer-
tificated in accordance with 
§ 21.191(i)(2), an applicant must provide 
the following: 

(1) Evidence that an aircraft of the 

same make and model was manufac-
tured and assembled by the aircraft kit 
manufacturer and issued a special air-
worthiness certificate in the light- 
sport category. 

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