Aviation mechanic inspection authorization practice questions
20 free practice questions from 14 CFR 65.91 to 65.95. Each answer is explained and linked to the rule it comes from.
Aviation mechanic inspection authorization
20 questions across 7 topics. After each answer you see why it is right, with a link to the official source.
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Applying and eligibility
1. An applicant shows that every requirement of 65.91 is met. What does 65.91(b) say about that applicant?
- A. The applicant may receive an inspection authorization only if the Flight Standards office decides one is needed in the area
- B. The applicant is entitled to an inspection authorization
- C. The applicant must first work for one year under the supervision of another inspection authorization holder
- D. The applicant must also hold at least a private pilot certificate
Show answer
Answer: B. The applicant is entitled to an inspection authorization
65.91(b) states: "An applicant who meets the requirements of this section is entitled to an inspection authorization."
Source: eCFR: 14 CFR 65.91, Inspection authorization (as of Nov 4, 2026)
2. Under 65.91(c)(2), what must an applicant have been actively engaged in for at least the 2-year period before the date of application?
- A. Flying aircraft as pilot in command
- B. Teaching aviation maintenance classes
- C. Designing aircraft parts for a manufacturer
- D. Maintaining aircraft certificated and maintained in accordance with this chapter
Show answer
Answer: D. Maintaining aircraft certificated and maintained in accordance with this chapter
The applicant must "Have been actively engaged, for at least the 2-year period before the date he applies, in maintaining aircraft certificated and maintained in accordance with this chapter".
Source: eCFR: 14 CFR 65.91, Inspection authorization (as of Nov 4, 2026)
Base, equipment and the written test
3. What does 65.91(c)(3) require of the applicant's fixed base of operations?
- A. It must be the place where every inspection under the authorization is performed
- B. It must be located at a certificated repair station
- C. It must be a place where the applicant may be located in person or by telephone during a normal working week; it need not be where the inspection authority is exercised
- D. It must be on an airport with an operating control tower
Show answer
Answer: C. It must be a place where the applicant may be located in person or by telephone during a normal working week; it need not be where the inspection authority is exercised
The applicant must "Have a fixed base of operations at which he may be located in person or by telephone during a normal working week but it need not be the place where he will exercise his inspection authority".
Source: eCFR: 14 CFR 65.91, Inspection authorization (as of Nov 4, 2026)
4. What is the written test in 65.91(c)(5) about?
- A. The applicant's ability to inspect according to safety standards for returning aircraft to service after major repairs and major alterations and annual and progressive inspections performed under part 43
- B. The applicant's ability to fly an aircraft on a test flight after maintenance
- C. The applicant's knowledge of aircraft design engineering and stress analysis
- D. The applicant's knowledge of running a business at a fixed base of operations
Show answer
Answer: A. The applicant's ability to inspect according to safety standards for returning aircraft to service after major repairs and major alterations and annual and progressive inspections performed under part 43
The applicant must "Pass a written test on his ability to inspect according to safety standards for returning aircraft to service after major repairs and major alterations and annual and progressive inspections performed under part 43 of this chapter."
Source: eCFR: 14 CFR 65.91, Inspection authorization (as of Nov 4, 2026)
5. What does 65.91(c)(4) require an applicant for an inspection authorization to have available?
- A. A hangar owned by the applicant at the fixed base of operations
- B. A written approval from a certificated repair station
- C. The equipment, facilities, and inspection data necessary to properly inspect airframes, powerplants, propellers, or any related part or appliance
- D. An aircraft the applicant may use for test flights after inspections
Show answer
Answer: C. The equipment, facilities, and inspection data necessary to properly inspect airframes, powerplants, propellers, or any related part or appliance
The applicant must "Have available to him the equipment, facilities, and inspection data necessary to properly inspect airframes, powerplants, propellers, or any related part or appliance".
Source: eCFR: 14 CFR 65.91, Inspection authorization (as of Nov 4, 2026)
Duration and when an IA stops being effective
6. Under 65.92(b), which of these events makes an inspection authorization cease to be effective?
- A. The authorization is surrendered, suspended, or revoked
- B. The holder's lost mechanic certificate is replaced
- C. The holder starts using a different telephone number at the fixed base
- D. The holder begins inspecting aircraft away from the fixed base
Show answer
Answer: A. The authorization is surrendered, suspended, or revoked
An inspection authorization "ceases to be effective whenever any of the following occurs", including "The authorization is surrendered, suspended, or revoked."
Source: eCFR: 14 CFR 65.92, Inspection authorization: Duration (as of Nov 4, 2026)
7. Under 65.92(a), the holder may exercise the privileges of an inspection authorization only while holding what?
- A. At least a private pilot certificate
- B. A job with a certificated repair station
- C. A mechanic certificate with either a currently effective airframe rating or a currently effective powerplant rating
- D. A currently effective mechanic certificate with both a currently effective airframe rating and a currently effective powerplant rating
Show answer
Answer: D. A currently effective mechanic certificate with both a currently effective airframe rating and a currently effective powerplant rating
The holder "may exercise the privileges of that authorization only while he holds a currently effective mechanic certificate with both a currently effective airframe rating and a currently effective powerplant rating."
Source: eCFR: 14 CFR 65.92, Inspection authorization: Duration (as of Nov 4, 2026)
8. An inspection authorization holder no longer has a fixed base of operation. What does 65.92(b) say happens to the authorization?
- A. It stays effective until the next March 31
- B. It ceases to be effective
- C. It stays effective as long as the mechanic certificate is effective
- D. It stays effective for 90 days
Show answer
Answer: B. It ceases to be effective
An inspection authorization "ceases to be effective whenever any of the following occurs", including "The holder no longer has a fixed base of operation."
Source: eCFR: 14 CFR 65.92, Inspection authorization: Duration (as of Nov 4, 2026)
9. Under 65.92(c), what must the holder of a suspended or revoked inspection authorization do?
- A. Return it to the Administrator upon the Administrator's request
- B. Destroy it
- C. Keep it until its expiration date
- D. Send it to the National Transportation Safety Board
Show answer
Answer: A. Return it to the Administrator upon the Administrator's request
The holder of an inspection authorization that is suspended or revoked "shall, upon the Administrator's request, return it to the Administrator."
Source: eCFR: 14 CFR 65.92, Inspection authorization: Duration (as of Nov 4, 2026)
Renewal
10. An inspection authorization has expired. Under 65.93(d), which person is eligible to renew the expired inspection authorization under 65.93?
- A. Any holder who applies within 30 days after the expiration date
- B. Any holder who has worked at a certificated repair station since the expiration date
- C. A person who qualifies for the relief prescribed in § 61.40, provided the requirements of § 61.40 are met
- D. Any holder who obtains a signed statement from an aircraft owner
Show answer
Answer: C. A person who qualifies for the relief prescribed in § 61.40, provided the requirements of § 61.40 are met
65.93(d) states: "A person who qualifies for the relief prescribed in § 61.40 of this chapter is eligible to renew an expired inspection authorization under this section, provided the requirements of § 61.40 of this chapter are met."
Source: eCFR: 14 CFR 65.93, Inspection authorization: Renewal (as of Nov 4, 2026)
11. What must the renewal evidence in 65.93(a) show?
- A. That the applicant has passed the written test again
- B. That the applicant still meets the requirements of § 65.91(c)(1) through (4)
- C. That the applicant has held the authorization for at least 3 years
- D. That the applicant works for an air carrier
Show answer
Answer: B. That the applicant still meets the requirements of § 65.91(c)(1) through (4)
The applicant must present evidence "that the applicant still meets the requirements of § 65.91(c)(1) through (4)."
Source: eCFR: 14 CFR 65.93, Inspection authorization: Renewal (as of Nov 4, 2026)
12. An inspection authorization holder plans to use a progressive inspection as the renewal activity for one year of the 2-year period. What does 65.93(a)(3) describe?
- A. Having watched an FAA inspector perform a progressive inspection
- B. Having supervised a progressive inspection without approving it
- C. Having performed a progressive inspection under standards chosen by the aircraft owner
- D. Having performed or supervised and approved at least one progressive inspection in accordance with standards prescribed by the Administrator
Show answer
Answer: D. Having performed or supervised and approved at least one progressive inspection in accordance with standards prescribed by the Administrator
65.93(a)(3) lists having "Performed or supervised and approved at least one progressive inspection in accordance with standards prescribed by the Administrator".
Source: eCFR: 14 CFR 65.93, Inspection authorization: Renewal (as of Nov 4, 2026)
Renewal activities and exceptions
13. An inspection authorization holder completed one of the activities in 65.93(a)(1) through (5) before March 31 of the first year. What does 65.93(a) require for the second year of the 2-year period?
- A. Completion of one of the five activities during the second year
- B. Nothing more, because the first-year activity covers both years
- C. Completion of two of the activities during the second year
- D. Passing the written test in 65.91(c)(5) again
Show answer
Answer: A. Completion of one of the five activities during the second year
The applicant must show completion of one activity "by March 31 of the first year of the 2-year inspection authorization period, and completion of one of the five activities during the second year of the 2-year period".
Source: eCFR: 14 CFR 65.93, Inspection authorization: Renewal (as of Nov 4, 2026)
14. An inspection authorization took effect 60 days before March 31 of an even-numbered year. What does 65.93(b)(2) say about the activities in paragraphs (a)(1) through (5)?
- A. The holder must complete two of the activities in the first year instead of one
- B. The holder must pass an oral test from an FAA inspector before exercising any privileges
- C. The holder must complete one activity within 60 days
- D. The holder need not comply with them for the first year of the 2-year inspection authorization period
Show answer
Answer: D. The holder need not comply with them for the first year of the 2-year inspection authorization period
An inspection authorization in effect "for less than 90 days before March 31 of an even-numbered year need not comply with paragraphs (a)(1) through (5) of this section for the first year of the 2-year inspection authorization period."
Source: eCFR: 14 CFR 65.93, Inspection authorization: Renewal (as of Nov 4, 2026)
15. An inspection authorization has been in effect for less than 90 days before the expiration date. What does 65.93(b)(1) say?
- A. The holder must complete two of the activities instead of one
- B. The holder must pass the written test again
- C. The holder need not comply with paragraphs (a)(1) through (5)
- D. The holder may not renew until the next odd-numbered year
Show answer
Answer: C. The holder need not comply with paragraphs (a)(1) through (5)
The holder of an inspection authorization that has been in effect "for less than 90 days before the expiration date need not comply with paragraphs (a)(1) through (5) of this section."
Source: eCFR: 14 CFR 65.93, Inspection authorization: Renewal (as of Nov 4, 2026)
16. A holder did not complete one of the activities by March 31 of the first year. Under 65.93(c), what lets the holder resume exercising inspection authorization privileges?
- A. Waiting until April 1 of the second year
- B. Passing an oral test from an FAA inspector to determine that the applicant's knowledge of the applicable regulations and standards is current
- C. Getting a signed statement from an aircraft owner
- D. Notifying the Flight Standards office in writing of the delay
Show answer
Answer: B. Passing an oral test from an FAA inspector to determine that the applicant's knowledge of the applicable regulations and standards is current
Such a holder "may not exercise inspection authorization privileges after March 31 of the first year" but "may resume exercising inspection authorization privileges after passing an oral test from an FAA inspector to determine that the applicant's knowledge of the applicable regulations and standards is current."
Source: eCFR: 14 CFR 65.93, Inspection authorization: Renewal (as of Nov 4, 2026)
Privileges
17. An inspection authorization holder is asked to inspect and approve for return to service, after a major alteration, an airplane that an air carrier maintains in accordance with a continuous airworthiness program under part 121. How does 65.95(a)(1) treat that airplane?
- A. It is excepted from the holder's privilege to inspect and approve for return to service after a major repair or major alteration
- B. It is covered, provided the holder also performs an annual inspection on it
- C. It is covered, provided the air carrier's director of maintenance co-signs the approval
- D. It is covered only if the major alteration was done at the holder's fixed base of operations
Show answer
Answer: A. It is excepted from the holder's privilege to inspect and approve for return to service after a major repair or major alteration
The privilege covers "any aircraft or related part or appliance (except any aircraft maintained in accordance with a continuous airworthiness program under part 121 of this chapter)" after a major repair or major alteration.
Source: eCFR: 14 CFR 65.95, Inspection authorization: Privileges and limitations (as of Nov 4, 2026)
18. Under 65.95(a)(1), on what condition may the holder inspect and approve for return to service an aircraft after a major repair or major alteration?
- A. If the holder did the work personally
- B. If the work was done at the holder's fixed base of operation
- C. If the work was done in accordance with technical data approved by the Administrator
- D. If the aircraft owner signs the approval
Show answer
Answer: C. If the work was done in accordance with technical data approved by the Administrator
The holder may approve the work "if the work was done in accordance with technical data approved by the Administrator".
Source: eCFR: 14 CFR 65.95, Inspection authorization: Privileges and limitations (as of Nov 4, 2026)
Keeping the IA available and changing base
19. When exercising the privileges of an inspection authorization, for whom must the holder keep it available for inspection under 65.95(b)?
- A. Only the responsible Flight Standards office
- B. Any passenger of the aircraft
- C. The manufacturer of the aircraft
- D. The aircraft owner and the mechanic submitting the aircraft, repair, or alteration for approval (if any)
Show answer
Answer: D. The aircraft owner and the mechanic submitting the aircraft, repair, or alteration for approval (if any)
The holder "shall keep it available for inspection by the aircraft owner, the mechanic submitting the aircraft, repair, or alteration for approval (if any)".
Source: eCFR: 14 CFR 65.95, Inspection authorization: Privileges and limitations (as of Nov 4, 2026)
20. Pat, an inspection authorization holder, moves the fixed base of operation to a new city and phones the Flight Standards office for that area to mention the move. Under 65.95(c), what must Pat still do before exercising the privileges of the authorization?
- A. Apply for a new inspection authorization and pass the written test again
- B. Notify the responsible Flight Standards office or International Field Office for the area in which the new base is located, in writing, of the change
- C. Notify the office for the area of the old base, in writing, of the change
- D. Wait 90 days after the move
Show answer
Answer: B. Notify the responsible Flight Standards office or International Field Office for the area in which the new base is located, in writing, of the change
The holder "may not exercise the privileges of the authorization until he has notified the responsible Flight Standards office or International Field Office for the area in which the new base is located, in writing, of the change."
Source: eCFR: 14 CFR 65.95, Inspection authorization: Privileges and limitations (as of Nov 4, 2026)