HKAR-66 - Licensing of Maintenance Personnel (Certifying Staff - Maintenance) - Issue 3 - Revision 7

Sep 18, 2026

Uploaded by Callum

HKAR-66, Licensing of Maintenance Personnel (Certifying Staff–Maintenance), Issue 3 with Revision 7, sets out Hong Kong Aviation Requirements for licensing aircraft maintenance certifying staff. It defines licence scopes and categories, eligibility, privileges, knowledge and experience requirements, continued validity, aircraft rating endorsements, and medical fitness, including limitations and evidence of qualification. Supporting sections provide acceptable means of compliance (AMC), guidance material (GM), and extensive appendices covering training standards, examination requirements, record forms, conversion provisions, exemptions, and documentation references.

LanguageEnglish

CategoryResearch & Report

FormatPDF

Pages385

Reading Time16 h 10 min

AccessFree to download

FOREWORD

CHECKLIST OF PAGES

PREAMBLES

SECTION 1-REQUIREMENTS

General and Presentation

Licence scope, categories, eligibility and privileges

Basic knowledge, experience and validity

Endorsement, medical fitness and limitations

SECTION 2-ACCEPTABLE MEANS OF COMPLIANCE (AMC)

Application, privileges and knowledge requirements

Experience requirements and endorsement

Limitations and equivalent safety cases

SECTION 3-GUIDANCE MATERIAL (GM)

Licence categories and privileges

Basic knowledge, validity and medical fitness

Evidence of qualification and conversion provisions

SECTION 4-APPENDICES

Basic knowledge requirements and examination standards

Training, experience records and specimen examination questions

Procedures for initial issue, variation and renewal

SECTION 5-APPENDICES TO AMCs TO HKAR-66

Aircraft type rating tasks and competence assessment

香港特別行政區政府民航處 Civil Aviation Department The Government of the Hong Kong Special Administrative Region HKAR-66 Licensing of Maintenance Personnel (Certifying Staff– Maintenance) ISSUE 3 Revision 7 1 March 2026 Enquires on the contents ofthe Hong Kong Aviation Requirements should be addressed to: Civil Aviation Department Flight Standards and Airworthiness Division Airworthiness Office E-mail: [awo@cad.gov.hk](awo@cad.gov.hk) Please note that the HKAR-66 is available at CAD website: [http://www.cad.gov.hk](http://www.cad.gov.hk). Hardcopies will not be published. CONTENTS (Layout) HKAR-66 LICENSING OF MAINTENANCE PERSONNEL (CERTIFYING STAFF-MAINTENANCE) FOREWORD CHECKLIST OF PAGES PREAMBLES SECTION 1-REQUIREMENTS SECTION 2-ACCEPTABLE MEANS OF COMPLIANCE (AMC) SECTION 3-GUIDANCE MATERIAL (GM) SECTION 4-APPENDICES SECTION 5-APPENDICES TO AMCs TO HKAR-66 CONTENTS (Details) HKAR-66 LICENSING OF MAINTENANCE PERSONNEL (CERTIFYING STAFF-MAINTENANCE) Paragraph Page FOREWORD F-1 CHECKLIST OF PAGES CL-1 PREAMBLES P-1 SECTION 1-REQUIREMENTS General and Presentation 1-0-1 HKAR 66.1 Scope 1-1 HKAR 66.2 Definition 1-1 HKAR 66.3 Licence categories 1-3 HKAR 66.5 Aircraft groups 1-3 HKAR 66.7 Applicability 1-4 HKAR 66.10 Application 1-4 HKAR 66 .15 Eligibility 1-5 HKAR 66 .20 Privileges 1-5 HKAR 66 .25 Basic knowledge requirements 1-7 HKAR 66 .30 Basic experience requirements 1-7 HKAR 66 .40 Continued validity of the aircraft maintenance licence 1-10 HKAR 66 .45 Endorsement with aircraft ratings 1-10 HKAR 66 .47 Medical fitness 1-12 HKAR 66 .50 Limitations 1-12 HKAR 66 .55 Evidence of qualification 1-13 HKAR 66 .60 Equivalent safety cases 1-13 HKAR 66 .65 Revocation, suspension or limitation ofthe HKAR-66 1-13 aircraft maintenance licence HKAR 66.70 Conversion provisions 1-14 SECTION 2-ACCEPTABLE MEANS OF COMPLIANCE (AMC) General and Presentation 2-0-1 AMC 66.10 Application 2-1 AMC 66 .20(b)2 Privileges 2-1 AMC 66.20(b)3 Privileges 2-3 AMC 66.25 Basic knowledge requirements 2-4 AMC 66 .30(a) Basic experience requirements 2-5 AMC 66 .30(d) Basic experience requirements 2-6 AMC 66.30(e) Basic experience requirements 2-6 AMC 66.45(d),(e)3,(f)1 and (g)1 Endorsement with aircraft ratings 2-6 AMC 66.45(e) Endorsement with aircraft ratings 2-7 AMC 66 .50(b) Limitations 2-8 AMC 66.60 Equivalent safety cases 2-9 AMC 66.70 Conversion provisions 2-9 SECTION–3-GUIDANCE MATERIAL (GM) General and Presentation 3-0-1 GM 66.3 Licence categories 3-1 GM 66 .20(a) Privileges 3-1 GM 66 .20(b)2 Privileges 3-4 GM 66 .20(b)4 Privileges 3-4 GM 66 .25(a) Basic knowledge requirements 3-4 GM 66.40 Continued validity of the aircraft maintenance licence 3-5 GM 66.45 Endorsement with aircraft ratings 3-5 GM 66.45(b) Endorsement with aircraft ratings 3-9 GM 66.47 Medical fitness 3-9 GM 66.55 Evidence of qualification 3-9 GM 66.70 Conversion provisions 3-10 SECTION–4-APPENDICES APPENDIX I APPENDIX II APPENDIX III APPENDIX IV APPENDIX V APPENDIX VI APPENDIX VII APPENDIX VIII APPENDIX IX APPENDIX X APPENDIX XI APPENDIX XII APPENDIX XIII APPENDIX XIV APPENDIX XV APPENDIX XVI APPENDIX XVII Basic knowledge requirements basic examination standard Aircraft type training and examination standard On the job training Experience requirements for extending a HKAR- 66 aircraft maintenance licence Application forms Aircraft maintenance licence referred to in HKAR- 66 Differences between B2 and B2* in basic knowledge requirements Complex maintenance tasks Record of experience Specimen examination questions Suggested Study Material Procedures for the initial issue / variation / renewal ofthe HKAR-66 Aircraft Maintenance Licence HKAR-66 Aircraft Maintenance Licence HKAR-66 Aircraft Maintenance Licence type rating endorsement – acceptance of maintenance qualification and t

FAQs

What does HKAR-66 cover for certifying staff responsible for maintenance?

HKAR-66 specifies requirements for licensing aircraft maintenance certifying staff, including licence scope, categories, eligibility, privileges, basic knowledge and experience, validity, endorsements with aircraft ratings, medical fitness, limitations, and evidence of qualification.

How are acceptable means of compliance and guidance material structured in HKAR-66?

The document separates requirements into Section 1 for requirements, Section 2 for Acceptable Means of Compliance (AMC), and Section 3 for Guidance Material (GM), with cross-referenced topics such as application, privileges, knowledge, experience, endorsements, limitations, and conversion provisions.

Which topics are included in the appendices to support licensing implementation?

The appendices include items such as training and examination standards, on-the-job training tasks, experience records, specimen examination questions, suggested study material, procedures for issue/variation/renewal, conversion and exemption provisions, and forms and documentation references.

Sep 18, 2026

Uploaded by Callum