1. Procedures for Issuance of Aircraft Certificate of Registration, Reservation of Registration Marks and Deregistration of Aircraft
Document No.CHAPTER 1

This chapter provides guidance for registration, reservation of registration marks and deregistration of aircraft. The proper registration of aircraft is fundamental to the safety of international ai…
Effective Date: Monday, April 10, 2023

2. Issue of a Certificate of Airworthiness
Document No.CHAPTER 2

This Chapter is issued to provide information and guidance to the Airworthiness inspectors when assessing an aircraft for issue of a Certificate of Airworthiness in accordance with the requirements of…
Effective Date: Monday, April 10, 2023

3. Evaluating a Continuous Maintenance Programme
Document No.CHAPTER 3

INTRODUCTION. A continuous maintenance programme combines the maintenance and inspection functions used to fulfil an air operator/applicant‘s total maintenance needs. The Nig.CARs Part 9 specifies tha…
Effective Date: Monday, April 10, 2023

4. Special Flight Permit
Document No.CHAPTER 4

This section provides guidance for evaluating an application for a special flight permit in accordance with Nig. CARs Part 5.4.1.6.
Effective Date: Monday, April 10, 2023

5. Airworthiness Approvals for Exports
Document No.CHAPTER 5

This chapter is to provide guidance and information on the issuance of export C of A. Reference: Regulation 5.4.1.15, CHECKLIST: CL: O-AWS002A / CL: O-AWS002B FORM: AC-AWS005, AC-AWS005A
Effective Date: Monday, April 10, 2023

6. Evaluation and Approval of a Maintenance Procedures Manual
Document No.CHAPTER 6

This Chapter is issued to guide Authority Airworthiness Inspectors when evaluating and approving Approved Maintenance Organization’s (AMO) Maintenance Procedures Manual (MPM).
Effective Date: Monday, April 10, 2023

7. Certification and Approval of Maintenance Organizations
Document No.CHAPTER 7

This Chapter is issued to provide guidance to airworthiness inspectors in the process of evaluating Maintenance Organizations for purposes of certification and approval in accordance with the Civil Av…
Effective Date: Monday, April 10, 2023

8. INSPECTION AND EVALUATION OF AMO FACILITIES AND EQUIPMENT
Document No.CHAPTER 7A

This Chapter is issued to provide guidance and information for the airworthiness inspectors to use when inspecting and evaluating facilities and equipment of Approved Maintenance Organization (AMO) or…
Effective Date: Monday, April 10, 2023

9. CERTIFICATION OF FOREIGN APPROVED MAINTENANCE ORGANIZATION.
Document No.CHAPTER 7B

1.1 This chapter is issued to provide guidance to the Authority Inspectors when certifying Foreign Maintenance Organizations. 1.2 The process is designed to ensure that the Foreign AMOs fully underst…
Effective Date: Monday, April 10, 2023

10. EVALUATION AND APPROVAL OF MAINTENANCE CONTROL MANUAL
Document No.CHAPTER 9

This Chapter is issued to provide guidance and information to be used by Airworthiness Inspectors when evaluating an operator’s Maintenance Control Manual (MCM) for approval.
Effective Date: Monday, April 10, 2023

11. EVALUATION AND APPROVAL OF A MAINTENANCE QUALITY ASSURANCE SYSTEM
Document No.CHAPTER 10

This Chapter is issued to provide guidance and information to the Authority Airworthiness Inspectors to evaluate and verify whether the Maintenance Organization (AMO) or Air Operators Maintenance Supp…
Effective Date: Monday, April 10, 2023

12. INTERNAL QUALITY ASSURANCE PROGRAMME
Document No.CHAPTER 11

This chapter is issued to provide guidance and information on how the Directorate of Airworthiness Standards will ensure quality of and carry out internal audits of its Airworthiness safety oversight…
Effective Date: Monday, April 10, 2023

13. EVALUATING A SHORT-TERM MAINTENANCE ESCALATION FOR APPROVAL
Document No.CHAPTER 12

This Chapter is issued to provide guidance for approving short-term maintenance escalation based on operations specifications and evaluation of short-term evaluation request.
Effective Date: Monday, April 10, 2023

14. EVALUATION OF MAINTENANCE CONTRACT BETWEEN AIR OPERATORS AND APPROVED MAINTENANCE ORGANISATIONS
Document No.CHAPTER 13

This Chapter is issued to provide information and guidance to Authority inspectors in the process of evaluating maintenance contractual arrangements between air operators and approved maintenance or…
Effective Date: Monday, April 10, 2023

15. MODIFICATIONS AND REPAIRS APPROVAL
Document No.CHAPTER 14

This Chapter is issued to provide guidance to inspectors when assessing an application of a modification or repair for approval.
Effective Date: Monday, April 10, 2023

16. RELIABILITY PROGRAMME APPROVAL
Document No.CHAPTER 15

This Chapter is issued to provide guidance and information to airworthiness inspectors for evaluating and approving reliability programmes.
Effective Date: Monday, April 10, 2023

17. CONDUCT OF AN ACCIDENT INVESTIGATION
Document No.CHAPTER 16

1.1 AIRCRAFTACCIDENT: An occurrence associated with the operation of an aircraft that:
Effective Date: Monday, April 10, 2023

18. CONDUCT OF AN INCIDENT INVESTIGATION
Document No.CHAPTER 17

Aircraft incident: An occurrence, other than an accident, associated with the operation of an aircraft that affects or could affect the safety of operations. See Section 1 of this Chapter for the defi…
Effective Date: Monday, April 10, 2023

19. PROCESSING OCCURRENCE REPORTS
Document No.CHAPTER 18

This chapter describes the steps necessary to process the Mandatory Occurrence Report (MOR.), Service Difficulty Report (SDR), Bird Strike Report, Dangerous Goods Occurrence Report and other Occurrenc…
Effective Date: Monday, April 10, 2023

20. CIVIL AVIATION SAFETY INSPECTOR QUALIFICATIONS TRAINING AND DUTIES - AIRWORTHINESS INSPECTORS
Document No.CHAPTER 19

This Chapter is issued to provide information and guidance to the Authority on qualifications and training requirements for Airworthiness Inspectors in order to enable them carry out their duties effe…
Effective Date: Monday, April 10, 2023

21. INSPECTION OF AVIATION FUEL SUPPLIERS FACILITIES AND EQUIPMENT
Document No.CHAPTER 20

This chapter provides guidance for inspection of an aviation fuel suppliers equipment and facilities. Reference: ICAO Document 9977. ASTM D2276/IP 216 Standard
Effective Date: Monday, April 10, 2023

22. PROCEDURES FOR MAINTENANCE SPOT (WORK IN PROGRESS) INSPECTIONS
Document No.CHAPTER 21

This chapter provides guidance for observing and analyzing in-progress maintenance operations for compliance with specific methods, techniques, and practices in the operator's inspection and maintenan…
Effective Date: Monday, April 10, 2023

23. ACCEPTANCE OF AIRCRAFT TYPE CERTIFICATES ISSUED BY OTHER STATES.
Document No.CHAPTER 22

This chapter provides guidance for acceptance of an Aircraft Type Certificate or equivalent document issued by a state of design in respect of an aircraft or aircraft component.
Effective Date: Monday, April 10, 2023

24. CONTINUING SURVEILLANCE
Document No.CHAPTER 23

This chapter is issued to provide guidance and procedures for continuing surveillance of certificated Air Operator Certificate (AOC), Approved Maintenance Organization (AMO) or AOC holder with equival…
Effective Date: Monday, April 10, 2023

25. REVIEWING, ACCEPTING AND APPROVING MANUALS
Document No.CHAPTER 24

This guidance material contains direction and guidance to be used by NCAA Inspectors or the Certification Project manager (CPM) for processing, reviewing, and accepting or approving manuals.
Effective Date: Monday, April 10, 2023

26. PROCEDURES FOR THE ACCEPTANCE AND ISSUANCE OF AIRCRAFT NOISE CERTIFICATES.
Document No.CHAPTER 25

The Nigeria Civil Aviation Authority has developed regulations requiring airplanes to comply with noise certification standards as set out in Nig. CARs Part 16.
Effective Date: Monday, April 10, 2023

27. EVALUATE FOREIGN-REGISTERED AIRCRAFT OPERATED BY NIGERIAN OPERATORS.
Document No.CHAPTER 26

This section provides guidance for ensuring that foreign-registered aircraft, intended for use by Nigerian operators meet all Nig. CARs requirements Reference: ICAO Document 9642 - AN/941 Chapter 1, I…
Effective Date: Monday, April 10, 2023

28. AIR OPERATOR CERTIFICATION/VARIATION AND RENEWAL-AIRWORTHINESS ASPECTS
Document No.CHAPTER 27

This chapter is intended to address and provides guidance on the airworthiness aspects of the application, inspection and certification of an air operator. It also delineates specific requirements for…
Effective Date: Monday, April 10, 2023

29. EVALUATION AND APPROVAL OF AN AVIATION TRAINING ORGANIZATION
Document No.CHAPTER 28

This Chapter is issued to provide basic information and guidance to Authority inspectors when evaluating Aviation Training Organization (ATO) for certification and approval under the Nigeria Civil Avi…
Effective Date: Monday, April 10, 2023

30. TRAINING PROGRAMME APPROVAL PROCESS
Document No.CHAPTER 29

A maintenance organisation must establish an initial and recurrent training for maintenance personnel and certifying staff. Maintenance personnel and certifying staff shall meet the qualification requ…
Effective Date: Monday, April 10, 2023

31. CERTIFICATION AND APPROVAL OF CONTINUING AIRWORTHINESS MANAGEMENT ORGANISATION
Document No.CHAPTER 30

This chapter is issued to provide guidance to airworthiness inspectors in the process of evaluating Continuing Airworthiness Management Organisations (CAMO) for purposes of certification and approval…
Effective Date: Monday, April 10, 2023

32. CONTINUING AIRWORTHINESS MANAGEMENT EXPOSITION (CAME)
Document No.CHAPTER 31

This chapter provides guidance and information on evaluation and approval of Continuing Airworthiness Management Exposition (CAME).
Effective Date: Monday, April 10, 2023

33. PROCEDURES FOR REPORTING SUSPECTED UNAPPROVED PARTS ( SUP)
Document No.CHAPTER 32

This chapter provides guidance for reporting Suspected Unapproved Parts (SUP)
Effective Date: Monday, April 10, 2023

34. REDUCED VERTICAL SEPARATION MINIMA (RVSM) AIRSPACE APPROVAL (TECHNICAL REQUIREMENTS)
Document No.CHAPTER 33

This chapter contains criteria to be used by airworthiness inspectors when asked to approve an operator’s request for North Atlantic (NAT) RVSM airspace approval. The criteria used to obtain approval…
Effective Date: Monday, April 10, 2023

35. EVALUATE EXTENDED DIVERSION TIME OPERATIONS (EDTO)
Document No.CHAPTER 34

This section describes the process of evaluating an operator for a deviation under the Nig. CARs for extended diversion time operations.
Effective Date: Monday, April 10, 2023

36. EVALUATION OF AOC HOLDERS FOR AUTHORISATION TO CONDUCT OPERATIONS IN SPECIAL NAVIGATION AREAS OF OPERATION (MNPS, RVSM, RNP-10 E.T.C)
Document No.CHAPTER 35

Special areas of operation are geographic areas having unique characteristics that require the use of special equipment, procedures, and/or techniques to safely conduct flight operations. These specia…
Effective Date: Monday, April 10, 2023

37. ISSUE AND RENEWAL OF MAINTENANCE CLEARANCE CERTIFICATE
Document No.CHAPTER 36

The purpose of this chapter is to give information and guidance to Airworthiness Inspectors in the process of the evaluation of requests for the Issuance and/or renewal of the Maintenance Clearance Ce…
Effective Date: Monday, April 10, 2023

38. INSPECTION OF OPERATOR’ S CONTINUOUS AIRWORTHINESS MAINTENANCE PROGRAMME RECORDS
Document No.CHAPTER 37

This chapter provides guidance for inspecting an operator’s aircraft maintenance records under continuous airworthiness maintenance programme. Reference: ICAO, Annex 6, Chapter 8, Sections 8.3.1 .6 IC…
Effective Date: Monday, April 10, 2023

39. EVALUATION OF CATEGORY I/II/III/IIIA LANDING MINIMUM MAINTENANCE/INSPECTION PROGRAMMES
Document No.CHAPTER 38

This section provides guidance for evaluating and accepting applications for lower approach and landing minima in respect to the appropriate support programme. Reference: ICAO Annex 6, Chapter 1. Nig.…
Effective Date: Monday, April 10, 2023

40. GROUNDING OF OPERATOR'S AIRCRAFT
Document No.CHAPTER 39

This chapter provides guidance for grounding an aircraft used in air transportation, under the provisions of the Nigeria Civil Aviation Regulations as amended.
Effective Date: Monday, April 10, 2023

41. GUIDELINES ON THE IMPLEMENTATION OF ARTICLE 83 bis
Document No.CHAPTER 40

This section provides guidance for implementation of Article 83b is in accordance with Section 69 of the Civil Aviation Act and Nig CARs PART 9. Reference: ICAO, Annex 6, Part I, Chapter 8, Annex 8, P…
Effective Date: Monday, April 10, 2023

42. GENERAL AVIATION OPERATOR’S CONTINUING AIRWORTHINESS RECORDS
Document No.CHAPTER 41

This chapter describes the process used to inspect the continuing airworthiness records of general aviation aircraft.
Effective Date: Monday, April 10, 2023

43. PROCEDURES FOR ISSUANCE OF AIRWORTHINESS DIRECTIVES
Document No.CHAPTER 42

This section prescribes the procedures that must be followed in the publication and circulation of Airworthiness Directives (ADs) as required by the Nigeria Civil Aviation Regulations to the industry.…
Effective Date: Monday, April 10, 2023

44. EVALUATION AIRCRAFT LEASE/INTERCHANGE AGREEMENT
Document No.CHAPTER 43

This chapter provides guidance for evaluating aircraft leases and interchange agreements for Nigeria certificated operators. Reference: ICAO Document 8335- AN/879 Chapter 10 and Nig. CARs Part 9.2.3.1…
Effective Date: Monday, April 10, 2023

45. INSPECTION OF OPERATOR’S MAINTENANCE FACILITY
Document No.CHAPTER 44

This chapter provides guidance for inspecting a certificated operator’s maintenance or contract maintenance facility for regulatory compliance when the operator maintains its aircraft under a continuo…
Effective Date: Monday, April 10, 2023

46. MONITORING OF OPERATIONS DURING STRIKE/LABOUR UNREST/FINANCIAL DISTRESS
Document No.CHAPTER 45

This chapter provides guidance to inspectors for monitoring an operator before, during, and after a strike labour dispute, or financial crisis. Reference: ICAO Document 8335 - AN/879 - Chapter 8.
Effective Date: Monday, April 10, 2023

47. ISSUE/RENEWAL OF LETTER OF AUTHORIZATION FOR OPERATIONS IN SPECIAL AREA OF OPERATION FOR GENERAL AVIATION OPERATORS
Document No.CHAPTER 46

The objective of this task is to issue a letter of authorization (LOA) to a general aviation operator planning a flight in special area of operation. Guidance to inspectors issuing operations specific…
Effective Date: Monday, April 10, 2023

48. ISSUANCE OF OPERATIONS SPECIFICATIONS, PARTS D & E.
Document No.CHAPTER 47

This chapter provides guidance for the preparation, processing, generation, and issuance of operations specifications.
Effective Date: Monday, April 10, 2023

49. EVALUATION OF MAINTENANCE CONTRACTUAL ARRANGEMENTS.
Document No.CHAPTER 48

This section provides guidance for evaluating a maintenance contractual arrangement for an operator that operates its aircraft under a continuous airworthiness maintenance programme. Reference: ICAO D…
Effective Date: Monday, April 10, 2023

50. ADDITIONAL MAINTENANCE REQUIREMENTS FOR SMALL AIRCRAFT
Document No.CHAPTER 49

This section provides guidance for evaluating, approving and administering aircraft inspection and additional maintenance requirements for a (nine or less seats) operator. Reference: ICAO, Annex 6, Pa…
Effective Date: Monday, April 10, 2023

51. APPROVED SMALL AIRCRAFT INSPECTION PROGRAMME.
Document No.CHAPTER 50

This section describes how to evaluate and approve a (9 or less passenger seats) operator’s Approved Aircraft Inspection Programme (AAIP). It ensures that programmes, systems, and intended methods of…
Effective Date: Monday, April 10, 2023

52. EVALUATE LEASED MAINTENANCEPROGRAMME AUTHORIZATION: NIGERIAN REGISTERED AIRCRAFT
Document No.CHAPTER 51

This section provides guidance for authorizing an operator (lessee) to maintain a leased aircraft in accordance with the previous operator’s (lessor’s) current and approved maintenance programme for t…
Effective Date: Monday, April 10, 2023

53. APPROVAL OFACONTRACT RELIABILITY PROGRAMME
Document No.CHAPTER 52

This section provides guidance for approving contract reliability programmes for operator/applicants. Reference: ICAO Document 9389 - AN/919, Chapter 7, Sections 7.3.4 through Sections 7.3.14.6.
Effective Date: Monday, April 10, 2023

54. MAINTENANCE TIME LIMITATIONS SECTION PARTIAL RELIABILITY PROGRAMME ORNORELIABILITY PROGRAMME.
Document No.CHAPTER 54

General. A Maintenance Time Limitations Section is prepared by the certificate holder for each type of aircraft operated and maintained in accordance with the requirements of a Continuous Airworthines…
Effective Date: Monday, April 10, 2023

55. APPROVE PARTS/PARTS POOL/PARTS BORROWING
Document No.CHAPTER 53

This section provides guidance in evaluating and approving aircraft parts, a parts pool, and parts borrowing authorization for air carriers operations. Reference: ICAO Document 9389 - AN/919, Attachme…
Effective Date: Monday, April 10, 2023

56. PRORATED TIME AUTHORIZATIONS
Document No.CHAPTER 55

This section provides guidance in determining the prorated time for an item. Reference: ICAO Document 9389 - AN/919, Chapter 7 and Attachment 7-A.
Effective Date: Monday, April 10, 2023

57. EVALUATE OPERATOR' S MASS AND BALANCE CONTROL PROGRAMME
Document No.CHAPTER 56

This section provides guidance for evaluating an operator/applicant’s mass and balance control programme. Section 12 provides guidance for aircraft certificated with 9 or less passenger seats. Referen…
Effective Date: Monday, April 10, 2023

58. PROCEDURES FOR EVALUATION AND APPROVAL SPECIALISED ACTIVITIES SUCH AS NDT, WELDING ETC.
Document No.CHAPTER 57

The chapter provides guidance and information for inspectors for evaluation and approval of organizations for Specialized Services like Non-Destructive Testing and Inspections.,Welding etc.
Effective Date: Monday, April 10, 2023

59. GUIDANCE AND PROCEDURES FOR REVIEW OF FLIGHT CLEARANCE
Document No.CHAPTER 58

This Chapter is issued to provide guidance and information for the airworthiness inspectors for review of flight clearance for non-scheduled flights into, within and out of Nigeria including technical…
Effective Date: Monday, April 10, 2023

60. ISSUANCE / ACCEPTANCE OF SUPPLEMENTAL TYPE CERTIFICATES
Document No.CHAPTER 59

This chapter provides guidance for issuance and acceptance of supplemental type certificates (STC).
Effective Date: Monday, April 10, 2023

61. SPECIAL FLIGHT PERMIT WITH CONTINUING AUTHORIZATION TO CONDUCT FERRY FLIGHT
Document No.CHAPTER 60

This section provides guidance for evaluating an application to amend operations specifications for a special flight permit to conduct ferry flights.
Effective Date: Monday, April 10, 2023

62. INSPECTION OF OPERATOR’ S MAINTENANCE RECORDS AND RECORD KEEPING SYSTEM FOR AIRWORTHINESS DIRECTIVE COMPLIANCE
Document No.CHAPTER 63

The purpose of this chapter is to provide guidance to Airworthiness Inspectors in the function of monitoring Airworthiness Directives compliance and the evaluation and inspection of aircraft and aircr…
Effective Date: Monday, April 10, 2023

63. MONITORING OF OPERATOR’S RELIABILITY PROGRAMME
Document No.CHAPTER 64

This section provides guidance for monitoring the implementation of approved reliability programs. This inspection determines the operator’s continued compliance with operations specifications, the ap…
Effective Date: Monday, April 10, 2023

64. INSPECTOR HANDBOOK CHAPTER TABLE OF CONTENT
Document No.INSPECTOR HANDBOOK CHAPTER TABLE OF CONTENT

INSPECTOR HANDBOOK CHAPTER TABLE OF CONTENT
Effective Date: Monday, April 10, 2023