1. Procedures for Recordation of Idera and De-Registration of Aircraft under an Idera
Document No.NCAA-AC-AWS001A

This Advisory Circular (AC) is issued to provide information and guidance on the civil aviation regulatory requirements and procedures for recordation and cancellation of an Irrevocable De-registratio…
Effective Date: Thursday, October 10, 2024

2. Information on Revised Technical Guidance Materials Volume 4 Airworthiness Inspector's Handbook and Advisory Circulars
Document No.NCAA/DAWS/AD.1104/Vol.I/AOL092

This all Operators letter (AOL) is issued to provide information on the revision of the Technical Guidance Materials Volume 4 Airworthiness Inspectors Handbook and Advisory Circulars for the implement…
Effective Date: Friday, June 28, 2024

3. List of Advisory Circulars
Document No.List of Advisory Circulars

List of Advisory Circulars
Effective Date: Saturday, September 30, 2023

4. Requirements for Operation of Foreign Registered Aircraft In Nigeria – PAT
Document No.CL0/AWS026A

Checklist of Requirements for Operation of Foreign Registered Aircraft In Nigeria – Private Air Transport
Effective Date: Tuesday, June 20, 2023

5. Requirements for Operation of Foreign Registered Aircraft
Document No.CL0/AWS026A

Checklist of Requirements for Operation of Foreign Registered Aircraft In Nigeria – Private Air Transport
Effective Date: Tuesday, June 20, 2023

6. Requirements for Operation of Foreign Registered Aircraft In Nigeria – PAT
Document No.NCAA/FSG/AOL/20/001

Requirements for Operation of Foreign Registered Aircraft In Nigeria – PAT
Effective Date: Monday, March 16, 2020

7. Requirements for Operation of Foreign Registered Aircraft In Nigeria – PAT
Document No.CL0AWS026A

Requirements for Operation of Foreign Registered Aircraft In Nigeria – PAT
Effective Date: Friday, July 21, 2023

8. Registration of Aircraft
Document No.NCAA-AC-AWS001

This Advisory Circular (AC) is issued to provide information and guidance on the civil aviation regulatory requirements to register an aircraft in Nigeria...
Effective Date: Monday, April 10, 2023

9. Issue of a Certificate of Airworthiness
Document No.NCAA-AC-AWS002

This Advisory Circular (AC) is issued to provide information and guidance to operators on how to apply for issue of a Certificate of Airworthiness in accordance with the requirements of the Civil Avia…
Effective Date: Monday, April 10, 2023

10. Certificate of Airworthiness – Renewal
Document No.NCAA-AC-AWS002A

This Advisory Circular (AC) is issued to provide information about the requirements of continued validity of the certificate of airworthiness and to give guidance on the procedure to renew the certifi…
Effective Date: Monday, April 10, 2023

11. Aircraft Maintenance Programme - Commercial Air Operators
Document No.NCAA-AC-AWS003

This advisory circular is issued to provide guidance information on the regulatory requirements that relate to preparation of a maintenance program for an aircraft engaged in commercial air transport.…
Effective Date: Monday, April 10, 2023

12. Aircraft Maintenance Programme – General Aviation
Document No.NCAA-AC-AWS003A

This advisory circular is issued to provide guidance and information on the regulatory requirements that relate to development of maintenance program for aircraft that have been issued with a certific…
Effective Date: Monday, April 10, 2023

13. Analysis of the Effectiveness of Aircraft Maintenance Programme
Document No.NCAA-AC-AWS003B

This Advisory Circular (AC) is issued to provide guidance to operators by setting acceptable means for ensuring analysis of the effectiveness of aircraft maintenance programme is carried out to comply…
Effective Date: Monday, April 10, 2023

14. Application of Human Factors principles in the design and application of Aircraft Maintenance Programme, Maintenance Control Manual and other manuals
Document No.NCAA-AC-AWS003C

This advisory circular is issued to provide guidance and information on the regulatory requirements that relate to the application of human factors principles in the development of AOC Aircraft Mainte…
Effective Date: Monday, April 10, 2023

15. Restricted Certificate of Airworthiness Export Certificate of Airworthiness and Special Flight Permit
Document No.NCAA-AC-AWS004

This Advisory Circular (AC) is issued to provide information and guidance to the fulfilment of regulatory requirements that relate to the issue of Restricted Certificate of Airworthiness, Export Certi…
Effective Date: Monday, April 10, 2023

16. Maintenance Procedures Manual (MPM) Development
Document No.NCAA-AC–AWS006

This Advisory Circular (AC) is issued to provide guidance information on preparing, and approval of a maintenance organization Maintenance Procedures Manual (MPM) in accordance with the Civil Aviation…
Effective Date: Monday, April 10, 2023

17. Certification of Approved Maintenance Organisation Domestic
Document No.NCAA-AC-AWS007

This Advisory Circular (AC) is issued to provide guidance and information to organisations and operators on the certification process of maintenance organisations. The process is designed to ensure th…
Effective Date: Monday, April 10, 2023

18. Technical Stores Management
Document No.NCAA-AC- AWS007A

This Advisory Circular (AC) is issued to provide guidance on the establishment and management of maintenance facility technical stores.
Effective Date: Monday, April 10, 2023

19. Certification of a Foreign Apppoved Maintenance Organisation (AMO)
Document No.NCAA-AC-AWS007B

This Advisory Circular (AC) is issued to provide information and guidance to a foreign AMO on acceptable means and process by which the AMO may qualify for the issue of a Maintenance Organization Appr…
Effective Date: Monday, April 10, 2023

20. Maintenance Control Manual (MCM)
Document No.NCAA-AC–AWS009

This Advisory Circular (AC) is issued to provide guidance information on preparing and submitting an Air Operators Maintenance Control Manual (MCM) to the Authority for approval in accordance with the…
Effective Date: Monday, April 10, 2023

21. Development of a maintenance contract
Document No.NCAA- AC-AWS 013

This Advisory Circular is issued to provide information and guidance to Air Operators and Maintenance Organisations in the process of developing maintenance contract agreements
Effective Date: Monday, April 10, 2023

22. Modifications and repairs
Document No.NCAA-AC-AWS014

This Advisory Circular (AC) is issued to provide guidance to operators by setting acceptable means for ensuring that modifications or repairs to aircraft comply with the requirements of the applicable…
Effective Date: Monday, April 10, 2023

23. Maintenance Control by Reliability Methods
Document No.NCAA-AC-AWS015

This advisory circular (AC) is issued to provide information and guidance which may be used to design or develop a maintenance programme that utilizes reliability control methods. The aircraft maint…
Effective Date: Monday, April 10, 2023

24. Storage, Handling and Quality Control of Aviation Fuel at Aerodromes
Document No.NCAA-AC-AWS020

This publication provides guidance on measures that aviation fuel suppliers should adopt in the discharge of the responsibilities placed upon them. It is aimed particularly at those installations ma…
Effective Date: Monday, April 10, 2023

25. Training Programme Approval Process - AMO
Document No.NCAA-AC-AWS029

This Advisory Circular is issued to provide guidance on the approval process for a Training Programme for an AMO.
Effective Date: Monday, April 10, 2023

26. Certification and Approval of Continuing Airworthiness Management Organisation
Document No.NCAA-AC-AWS030

This Advisory Circular (AC) is issued to provide guidance and information to organisations and operators on the certification process of Continuing Airworthiness Management Organisations (CAMO). The p…
Effective Date: Monday, April 10, 2023

27. Continuing Airworthiness Management Exposition (CAME)
Document No.NCAA-AC-AWS031

This advisory circular is issued to provide guidance and information on the regulatory requirements that relate to development of continuing airworthiness management exposition by a Continuing Airwort…
Effective Date: Monday, April 10, 2023

28. Procedures for Reporting Suspected Unapproved Parts
Document No.NCAA-AC-AWS032

This Advisory Circular (AC) is issued to give information and guidance to operators of aircraft registered in Nigeria and Approved Maintenance Organizations on the procedures for reporting Suspected U…
Effective Date: Monday, April 10, 2023

29. Reduced Vertical Separation Minima (RVSM) Approval
Document No.NCAA-AC-AWS33

This Advisory Circular provides guidance for operator who intends to obtain RVSM approval from the NCAA.
Effective Date: Monday, April 10, 2023

30. Airworthiness Directive Management Process
Document No.NCAA-AC-AWS042

1.0 GENERAL i The Nigerian Civil Aviation Authority Advisory Circulars (AC) contains information about standards, practices and procedures that the Authority has found to be acceptable for complianc…
Effective Date: Monday, April 10, 2023

31. Issuance / Acceptance of Supplemental Type Certificate
Document No.NCAA-AC-AWS059

This Advisory Circular (AC) is issued to provide guidance to applicant for issuance and acceptance of supplemental type certificate.
Effective Date: Monday, April 10, 2023

32. Remotely Piloted Aircraft (RPA) operations, design specification, maintenance and training of human resources for operations in Nigerian airspace
Document No.NCAA- AC-AWS061

This Advisory Circular (AC) has been developed to provide guidance to operators of RPAs in the operation of RPAs and the means whereby they may safely and legally operate RPA systems. This document al…
Effective Date: Monday, April 10, 2023

33. Submission of Airlines and Aircraft Documents
Document No.NCAA/DAWS/AD.1104/AOL001/Vol.I

This is to inform all applicants/operators/organisation that henceforth, any document that is required by the Nigerian Civil Aviation Regulations (Nigerian CARs) to be submitted to the Authority for e…
Effective Date: Wednesday, July 4, 2007

34. Revision Of Airlines And Aircraft Documents In Accordance With The Civil Aviation Regulation
Document No.NCAA/DAWS/AD.1104/AOL002/VoL.1

Pursuant to Section 30 of the Civil Aviation Act 2006, the Nigerian Civil Aviation Authority has made Regulations dated 15th November 2006. These Regulations are cited as the Nigerian Civil Aviation R…
Effective Date: Wednesday, July 4, 2007

35. Update of ELT Register
Document No.NCAA/DAWS/AD.1104/AOL003/vol.I

The Authority hereby requires all airlines to submit fu ll data on the EL T (121.5MHz and for 406MHz) installed on their aircraft fleet.
Effective Date: Wednesday, July 4, 2007

36. Update of ELT Register
Document No.NCAA/DAWS/AD.1104/AOL003A/Vol1

The Authority hereby requires all airlines to submit full data on the ~L T (121.5MHz and for 406MHz) installed on their aircraft fleet.
Effective Date: Tuesday, August 14, 2007

37. Submission Of Statements Of Compliance With Nigerian Civil Aviation Regulations
Document No.NCAA/DAWS/AD1104/AOL004/vol.I

Pursuant to Section 30 of the Civil Aviation Act 2006, the Nigerian Civil Aviation Authority has made Regulations dated 15th November, 2006. These Regulations are cited as the Nigerian Civil Aviation…
Effective Date: Friday, July 6, 2007

38. Invitation To A One-Day Seminar /Workshop On Proposed Nigerian Civil Aviation Regulation(Nigerian CAR’s)
Document No.NCAA/DAWS/AD.ll04/AOL005/Vo.I

This is to inform all applicants/operators/organisations that the Nigerian Civil Aviation Authority and the country as a whole, in its bid to achieve FAA IASA CAT 1 Certification, would be holding a o…
Effective Date: Monday, February 9, 2009

39. Notice Of Proposed Rule Making (Draft Nigerian Car's And Technical Guidiance Material)
Document No.NCAA/DAWS/AD.1104/AOL006/Vol.1

The Nigerian Civil Aviation Authority has concluded new Nigerian CARs and Guidance Material drafts which are being sent to the Industry for their comments as part of the Notice of Proposed Rule Making…
Effective Date: Friday, March 6, 2009

40. Urgent Meeting With Quality Assurante Manager
Document No.NCAA/DAWS/AD.ll04/AOL007/Vo.I

This is to invite your Quality Assurance Manager for an urgent meeting with the Authority as follows:
Effective Date: Thursday, April 16, 2009

41. Boeing Spares Symposium At Sheraton Hote~, Lagos, 9-10 " June,2009
Document No.NCAA/DAW5/AD.ll04/AOL008/Vo.1

We wish to inform you of the Boeing Spares Symposium scheduled to take place at Sheraton Hotel, Lagos on 9'h and 10'h June, 2009. The symposium is being organized by The Boeing Company in conjunction…
Effective Date: Monday, May 25, 2009

42. Invitation To A Meeting On Aoc Recertification Of The Entire Aviation Industry
Document No.NCAA/DAWS/AD.1104/AOL035/Vo.l

This is to invite your Accountable Manager and key management personnel for an urgent meeting, on the above subject, with the Authority scheduled as follows|:
Effective Date: Tuesday, May 18, 2010

43. Performance Base Navigation (PBN) Fleet Equipage
Document No.NCAA/DAWS/AD.ll04/AOL036/Vo.l

As the nation is making efforts to implement the ICAO regulation on the Performance Base Navigation, it has become necessary to see the type of equipment installed on all SN- registered aircraft to kn…
Effective Date: Wednesday, June 30, 2010

44. Re: Implementation Of Performance Based Navigation (PBN) in Nigeria
Document No.DAWS/DAWS/ADll04/AOL.037/Vo.I

As part of the preparation for the implementation of PBN in Nigeria, all operators are required to provide some critical data on their aircraft equipage .
Effective Date: Wednesday, October 20, 2010

45. lATA and ICAO Codes
Document No.NCAA/DAWS/AD1104/AOL.0381V01.1

In preparation for the proposed ICAO state audit for Nigeria, the Nigerian Civil Aviation Authority (NCAA) hereby mandates all airlines and aircraft operators to submit their authorized lATA and ICAO…
Effective Date: Wednesday, April 27, 2011

46. Certifying Staff Authorization/Company Approvals
Document No.NCAA/DAWS/AD.1104/AOL039/Vol.l

It has been discovered that some AOC/AMO holders are-issuing· Personnel Authorizations to certifying staff who do not possess the appropriate ratings on their licences, without adhering to the procedu…
Effective Date: Wednesday, July 27, 2011

47. Urgent Meeting With Quality Assurance Managers And Directors/Heads Of Maintenance And Engineering
Document No.NCAA/DAWS/AD.1104/AOL040/VOL.1

This is to invite your Quality Assurance Manager for an urgent meeting with the Authority as follows:
Effective Date: Friday, January 20, 2012

48. Notice Of Proposed Rule Making (Nprm) (Draft Nigerian Car's And Technical Guidance Material Part II)
Document No.NCAA/DAWS/AD.1104/AOL006/Vo.l

The Nigerian Civil Aviation Authority has concluded Part II of the Nigerian CAR's and Technical Guidance Material which are being sent to the Industry for their comments as part of the Notice of Propo…
Effective Date: Wednesday, April 4, 2012

49. Airworthiness Clearance Procedure Following Interruption To A Flight Caused By Known Or Suspected Technical Difficulties Or Malfunctions
Document No.NCAA/DAWS/AD.ll04/AOL042/V.l

The Authority has a requirement that airworthiness clearance must be obtained by all aircrafts operators...
Effective Date: Monday, June 17, 2013

50. Required Documents For Operators Monthly Status Report
Document No.NCAA/DAWS/AD.1104/AOL045/Vo.1

All operators are hereby reminded that it is mandatory to submit a monthly status report in respect of your operations.
Effective Date: Monday, December 2, 2013

51. CERTIFICATION OF APPROVED TRAINING ORGANIZATION TO CONDUCT AIRCRAFT MAINTENANCE ENGINEERS COURSES
Document No.GEN-AC-AWS001

This Advisory Circular provides information on the certification process of approved Training Organization intending to conduct aircraft maintenance engineers training.
Effective Date: Monday, April 10, 2023

52. AIRCRAFT WEIGHT AND BALANCE SCHEDULE REPORT
Document No.GEN-AC-AWS002

This Advisory Circular (AC) is issued to give information and guidance to operators of all aircraft registered in Nigeria on the regulatory requirements and general basic procedures to establish the w…
Effective Date: Monday, April 10, 2023

53. DISPOSAL OF SCRAPPED AIRCRAFT PARTS
Document No.GEN-AC-AWS003

This Advisory Circular (AC) is issued to provide guidance and information to persons involved in the sale, maintenance, or disposal of aircraft parts. It provides information and guidance to prevent u…
Effective Date: Monday, April 10, 2023

54. PROPER USAGE OF PARTS REMOVED FROM AN AIRCRAFT NO LONGER IN SERVICE OR PARTS RECOVERED FROM AN AIRCRAFT INVOLVED IN AN ACCIDENT
Document No.GEN-AC-AWS004

1.0 PURPOSE This Advisory Circular (AC) is issued to provide guidance and information on the proper usage of aircraft parts removed from an aircraft no longer in service or parts recovered from an air…
Effective Date: Monday, April 10, 2023

55. AIRCRAFT TYPE CERTIFICATE ACCEPTANCE FOR AIRCRAFT THAT WERE IMPORTED INTO FEDERAL REPUBLIC OF NIGERIA AND FIRST CERTIFICATE OF AIRWORTHINESS ISSUED PRIOR TO AND POST ENACTMENT OF CIVIL AVIATION ACT 2006
Document No.GEN-AC-AWS005

1.1 The Nigeria Civil Aviation Authority (NCAA) Advisory Circulars (AC) contains information about standards, practices and procedures that the Authority has found to be acceptable for compliance wit…
Effective Date: Monday, April 10, 2023

56. GUIDANCE ON REGISTRATION OF SUPPLIERS OF AIRCRAFT PARTS, COMPONENTS AND MATERIALS USED IN MAINTENANCE
Document No.GEN-AC-AWS006

1.0 GENERAL The Nigeria Civil Aviation Authority (NCAA) Advisory Circulars (AC) contains information about standards, practices and procedures that the Authority has found to be acceptable for compl…
Effective Date: Monday, April 10, 2023

57. GUIDANCE ON MAINTAINING THE EFFECTIVENESS OF ENHANCED GROUND PROXIMITY WARNING SYSTEM (EGPWS)
Document No.GEN-AC-AWS007

The Nigerian Civil Aviation Authority Advisory Circulars (AC) contains information about standards, practices and procedures that the Authority has found to be acceptable for compliance with the assoc…
Effective Date: Monday, April 10, 2023

58. GUIDELINES AND REQUIREMENTS FOR AIRCRAFT TYPE CERTIFICATE ACCEPTANCE IN NIGERIA
Document No.NCAA-AC-AWS022

This Advisory Circular provides information on the Type Certificate Acceptance process for aircraft to be registered in Nigeria for the first time.
Effective Date: Friday, September 1, 2023