M10.2 CERTIFYING STAFF

Question 1

What does UK Regulation (EU) No 1321/2014, Annex III (Part-66) establish?

Answer 1

Eligibility criteria and qualifying process for personnel to obtain an aircraft maintenance licence

This includes requirements for certifying and support staff in aircraft maintenance.

Question 2

Who qualifies as Certifying Staff under Part-66?

Answer 2

Personnel with aircraft-rated category C, B or L Part-66 licence who certify maintenance with a certificate of release to service (CRS)

This includes category A or B2 task-trained licensed holders certifying minor scheduled line maintenance.

Question 3

What are Support Staff in the context of aircraft maintenance?

Answer 3

Personnel with aircraft-rated category B or L Part-66 licence who verify or perform maintenance during base maintenance activities

Their maintenance work is within the scope of their authorisation.

Question 4

What is the requirement for support staff with a type-rated B licence during base maintenance?

Answer 4

Required for complex motor-powered aircraft (CMPA)

Not required but may be used for other types of aircraft.

Question 5

Who is considered an ‘authorised person’ in aircraft maintenance?

Answer 5

Any person authorized by the organization to sign off tasks they have directly performed

This includes all category B and L certifying staff and support staff.

Question 6

What does section 66.A.1 of Part-66 define?

Answer 6

The aircraft maintenance licence and requirements for application, issue, and continuation of its validity.

Question 7

What are the main categories of aircraft maintenance licences under Part-66?

Answer 7

Categories A, B1, B2, B2L, B3, L, and C

Each category has its own subcategories and system ratings.

Question 8

What is the maximum take-off mass (MTOM) for B3 aircraft?

Answer 8

2,000 kg for piston-engine, non-pressurised aeroplanes.

Question 9

What defines a complex motor-powered aircraft?

Answer 9

An aircraft with a maximum certificated take-off mass exceeding 5,700 kg or more than 19 passenger seating configuration

Also includes specific pilot crew requirements and engine configurations.

Question 10

What is the age requirement for applicants of an aircraft maintenance licence?

Answer 10

At least 18 years of age.

Question 11

What is line maintenance?

Answer 11

Maintenance carried out before flight to ensure aircraft is fit for intended flight.

Question 12

What is base maintenance?

Answer 12

Involves removal of an aircraft from service for maintenance, usually more than one day.

Question 13

What privileges does a Category A aircraft maintenance licence grant?

Answer 13

Issue certificates of release to service following minor scheduled line maintenance and simple defect rectification.

Question 14

What does a Category B1 aircraft maintenance licence allow the holder to do?

Answer 14

Issue certificates of release to service and act as B1 support staff for specific maintenance tasks.

Question 15

What tasks can a Category B2 aircraft maintenance licence holder perform?

Answer 15

Issue certificates of release to service for avionic and electrical systems maintenance and simple tests.

Question 16

What is required for the application for an aircraft maintenance licence?

Answer 16

Submission of CAA Form 19 and compliance with documentation requirements.

Question 17

What is the significance of the CAA Form 19?

Answer 17

It is the application form for an aircraft maintenance licence submission.

Question 18

What does a Category C aircraft maintenance licence permit?

Answer 18

Issuance of certificates of release to service following base maintenance of the aircraft.

Question 19

What are the basic knowledge requirements for an aircraft maintenance licence?

Answer 19

Demonstration of knowledge in appropriate subject modules through examination.

Question 20

What is the experience requirement for a Category A aircraft maintenance licence?

Answer 20

3 years of practical maintenance experience on operating aircraft without previous relevant training.

Question 21

What must an applicant for an aircraft maintenance licence demonstrate regarding communication?

Answer 21

Ability to read, write, and communicate in the language(s) of technical documentation.

Question 22

True or False: A Category B2L licence includes an A subcategory.

Answer 22

False.

Question 23

What is the basic experience requirement for an applicant seeking a category A aircraft maintenance licence with no previous relevant technical training?

Answer 23

3 years of practical maintenance experience on operating aircraft

This applies to subcategories B1.2 and B1.4 and category B3.

Question 24

For category B2, what is the experience requirement for an applicant with no previous relevant technical training?

Answer 24

5 years of practical maintenance experience on operating aircraft

This also applies to subcategories B1.1 and B1.3.

Question 25

What is required for the addition of new system ratings to an existing B2L licence?

Answer 25

3 months of practical maintenance experience relevant to each new system rating added ## Footnote This applies to all new system ratings.

Question 26

How much practical maintenance experience is required for category L applicants covering a representative cross section of maintenance activities?

Answer 26

2 years of practical maintenance experience in operating aircraft ## Footnote A derogation allows for 1 year with limitations.

Question 27

What is the experience requirement for category C with respect to complex motor-powered aircraft?

Answer 27

3 years of experience exercising category B1.1, B1.3 or B2 privileges on complex motor-powered aircraft ## Footnote Alternatively, 5 years of experience exercising category B1.2 or B1.4 privileges.

Question 28

What is the minimum civil aircraft maintenance experience required for an extension to an aircraft maintenance licence?

Answer 28

A minimum civil aircraft maintenance experience requirement appropriate to the additional category or subcategory applied for ## Footnote Defined in Appendix IV to Annex (Part-66).

Question 29

True or False: An aircraft maintenance licence becomes invalid 5 years after its last issue unless verified by the CAA.

Answer 29

True ## Footnote Verification requires the holder to submit their licence to the CAA.

Question 30

What are the relevant aircraft ratings required for category B1 for Group 1 aircraft?

Answer 30

The appropriate aircraft type rating ## Footnote Different groups have different requirements.

Question 31

What is required for the endorsement of aircraft type ratings?

Answer 31

Satisfactory completion of relevant category B1, B2 or C aircraft type training ## Footnote Additionally, on-the-job training is required for the first aircraft type rating.

Question 32

Fill in the blank: The holder of an aircraft maintenance licence must complete the relevant parts of CAA Form 19 to maintain its _______.

Answer 32

validity ## Footnote This form must be submitted with the holder's copy of the licence.

Question 33

What can lead to the revocation, suspension, or limitation of an aircraft maintenance licence?

Answer 33

Identified safety issues or falsification of documentary evidence ## Footnote This includes failing to carry out requested maintenance.

Question 34

How many months of experience are required for an extension from A1 to A2?

Answer 34

6 Months ## Footnote This is part of the experience requirements outlined in Appendix IV.

Question 35

What is the experience requirement for category C obtained through the academic route?

Answer 35

3 years of experience in a civil aircraft maintenance environment including 6 months of observation of base maintenance tasks ## Footnote This applies to applicants holding an academic degree in a technical discipline.

Question 36

What is the minimum recent maintenance experience required for the initial aircraft maintenance licence sought?

Answer 36

At least 1 year of the required experience must be recent ## Footnote This applies to the category/subcategory for which the licence is sought.

Question 37

True or False: Limitations on an aircraft maintenance licence can be removed after demonstrating enough experience.

Answer 37

True ## Footnote Alternatively, successful completion of a practical assessment by the CAA may also remove limitations.

Question 38

What is required for the endorsement of manufacturer subgroup ratings for category B1 and C licence holders?

Answer 38

Compliance with the aircraft type rating requirements for at least two aircraft types from the same manufacturer ## Footnote These must be representative of the applicable manufacturer subgroup.

Question 39

For Group 3 aircraft, what is required for the endorsement of the full Group 3 rating?

Answer 39

Demonstration of practical experience relevant to the licence category ## Footnote This includes a representative cross section of maintenance activities.

Question 40

What action can the CAA take regarding an aircraft maintenance licence?

Answer 40

Suspend, limit or revoke the aircraft maintenance licence ## Footnote This action is taken when there is a safety issue or clear evidence of misconduct.

Question 41

What is one reason for the revocation of an aircraft maintenance licence?

Answer 41

Obtaining the aircraft maintenance licence by falsification of documentary evidence ## Footnote This includes providing false information or documents during the application process.

Question 42

What happens if a person fails to carry out requested maintenance?

Answer 42

The CAA may suspend, limit, or revoke the aircraft maintenance licence ## Footnote This is applicable if the person also fails to report the issue to the requesting organization.

Question 43

What is considered negligent maintenance?

Answer 43

Failing to carry out required maintenance resulting from own inspection ## Footnote This must also include the failure to report the issue to the relevant organization.

Question 44

What is a consequence of falsifying maintenance records?

Answer 44

Revocation, suspension, or limitation of the aircraft maintenance licence ## Footnote Falsification undermines safety and trust in maintenance processes.

Question 45

What does issuing a certificate of release to service without verification indicate?

Answer 45

Possible grounds for licence revocation ## Footnote This occurs if the maintenance specified has not been carried out.

Question 46

What is a serious violation related to substance use in maintenance?

Answer 46

Carrying out maintenance while adversely affected by alcohol or drugs ## Footnote This endangers safety and can lead to severe penalties.

Question 47

True or False: A certificate of release to service can be issued while not in compliance with Annex I (Part-M).

Answer 47

False ## Footnote Compliance with relevant annexes is necessary for valid certification.

Question 48

Fill in the blank: The CAA shall suspend, limit or revoke the aircraft maintenance licence due to __________.

Answer 48

safety issue or clear evidence of misconduct ## Footnote This includes various forms of professional misconduct.