GEN 3  SERVICES

GEN 3.1  AERONAUTICAL INFORMATION SERVICES

1  Responsible Service

1.1 The Aeronautical Information Service in Hong Kong is provided by the Aeronautical Information Management Centre (AIMC) which is a section of the Air Traffic Management Division of the Civil Aviation Department. The International NOTAM office is an integral part of the AIMC and is located at the same address. 
1.2 AIS Headquarters
1.3 The service is provided in accordance with the provisions contained in ICAO Annex 15 - Aeronautical Information Services and the guidance material in the Aeronautical Information Services Manual (ICAO Doc 8126) and the  Procedures for Air Navigation Services – Aeronautical Information Management (ICAO Doc 10066).

2  Area of Responsibility

2.1 The AIMC is responsible for the collection and dissemination of information relating to the Hong Kong Flight Information Region.

3  Aeronautical Publications

3.1 AIP HONG KONG
3.1.1 The AIP Hong Kong is issued to give details applicable to international and local flights conducted by commercial or private operators. The document is available in English only.
3.2 AMENDMENT SERVICE TO THE AIP (AIP AMDT)
3.2.1 Amendments to the AIP Hong Kong are made by means of an AIP AMDT issued on AIRAC dates (see para 4.2 below). They incorporate permanent changes to the AIP on the corresponding effective dates.
3.2.2 A brief description of the amendments and changes are provided in the AIP AMDT cover pages.
3.2.3 No AIP AMDT will be issued on an AIRAC date if there is no information to be published. In such cases, a ‘NIL’ notification will be included in the NOTAM checklist.
3.3 AIP SUPPLEMENT (AIP SUP)
3.3.1 Temporary changes to the information contained in the AIP are published as AIP SUP.
3.3.2 Each AIP SUP is allocated a serial number which is consecutive and based on the calendar year. A checklist of AIP SUP currently in force is issued monthly by the NOTAM checklist.
3.4 NOTAM
3.4.1 NOTAM issued by the Hong Kong Aeronautical Information Service are distributed in two series, viz, Series A for international distribution and Series C for local distribution. Each NOTAM is allocated a serial number which is consecutive and based on the calendar year. A checklist of NOTAM currently in force is issued each month.
3.4.2 For the purpose of NOTAM exchange, foreign NOTAM Offices may retrieve Hong Kong NOTAM by sending NOTAM request message (RQN) to VHHHYNYX in the following format:
  1. RQN VHHH A0115/14
  2. RQN VHHH A0201/14 - A0205/14
3.4.3 SNOWTAM is issued when the runway at HKIA is wholly or partly contaminated by standing water.
3.5 AERONAUTICAL INFORMATION CIRCULAR (AIC)
3.5.1 AICs contain information of a general or administrative nature which are inappropriate to the AIP or NOTAM, and are published as required.
3.6 AERONAUTICAL CHARTS
3.6.1 Aeronautical charts are a visual representation of a portion of the Earth specifically designated to meet the needs of air navigation.
3.7 AVAILABILITY OF AERONAUTICAL PUBLICATIONS
3.7.1 The Aeronautical Information Products are available at the Hong Kong AIS website: 
http://www.ais.gov.hk

4  AIRAC System

4.1 Operationally significant changes shall be published as AIP AMDT / AIP SUP on pre-determined days in accordance with the AIRAC system. AIRAC information shall be made available at least 28 days, and for major changes at least 56 days in advance of the effective date. Following the publication of an AIP AMDT / AIP SUP in accordance with AIRAC procedures, a Trigger NOTAM shall be issued stating the subject of the changes. The Trigger NOTAM shall remain in force for 14 days after the AIRAC date. 
4.2 The schedule of AIRAC dates is as follows:
2024 2025 2026 2027
25 January 23 January 22 January 21 January
22 February 20 February 19 February 18 February
21 March 20 March 19 March 18 March
18 April 17 April 16 April 15 April
16 May 15 May 14 May 13 May
13 June 12 June 11 June 10 June
11 July 10 July 9 July 8 July
8 August 7 August 6 August 5 August
5 September 4 September 3 September 2 September
3 October 2 October 1 October 30 September
31 October 30 October 29 October 28 October
28 November 27 November 26 November 25 November
26 December 25 December 24 December 23 December

5  Pre-flight Information Service at Aerodromes

5.1 Pre-flight Information Bulletin (PIB) contains a recapitulation of current NOTAM. Coverage provided is based on scheduled airlines’ first sectors originating in Hong Kong.
5.2 The Pre-flight Information Service available at the AIMC, is a self-briefing service.
5.3 Aircraft operators and their agents may download the PIBs and the Hong Kong NOTAM Summary from the CADAS Center Terminal via Private Communication Network.
5.4 For details of Private Communication Network service, refer to GEN 3.4 para 3.6.