How to determine coordination parameters regarding coordinating slots at airports and aeroaerodromes in Vietnam?

How to determine coordination parameters regarding coordinating slots at airports and aeroaerodromes in Vietnam?

Pursuant to Article 84 of the Circular 29/2021/TT-BGTVT (takes effect from 15/01/2022) stipulating determination of coordination parameters regarding coordinating slots at airports and aeroaerodromes in Vietnam as follows: 

- Airport and aerodrome operators shall impose capacity limits of terminals and aprons.

- Air navigation service providers shall impose capacity limits of runways and air traffic control service services.

- According to the limits specified in Clauses 1 and 2 of this Article, the Slot Coordination Committee shall review and give its comments on coordination parameters and change of coordination parameters.

- The CAAV shall, according to the Slot Coordination Committee’s comments, decide coordination parameters by adhering to the principles below:

+ Coordination parameters relating to runways and air traffic control service services must not exceed 80% of the limits specified in Clause 2 of this Article;

+ During peak periods (Lunar New Year from January 01 to February 02); summer peak from June 01 to September 02; statutory holiday period and other peak periods as requested by the Prime Minister and the Ministry of Transport), the CAAV shall consider deciding increasing coordination parameters, not exceeding 80% of the limits specified in Clause 2 of this Article.

How to determine historic slots of airports and aeroaerodromes in Vietnam?

Pursuant to Article 85 of the Circular 29/2021/TT-BGTVT (takes effect from 15/01/2022) stipulating as follows: 

- Historic slots of a season is a series of slots correctly used with a rate of at least 80% of each series of slots determined on the historic baseline date in the previous equivalent season, being on 31 January (summer) and on 31 August (winter). The CAAV shall consider and decide to change the correct utilization rate of each series of slots determined in the event of natural disasters, pandemic or other force majeure events in a manner that is appropriate to the IATA’s request.

- Correctly used slots

+ For take-off slots, they must be actually operated no earlier or later than the confirmed slots 60 minutes for international flights, 30 minutes for domestic flights;

+ For landing slots, they must be actually operated.

- The correct utilization rate is the quotient of the total number of correctly used slots and the total number of confirmed slots (for summer flight schedules: from the start of the season to August 20; for winter flight schedules: from the start to end of the season).

- During the slot coordination process, the CAAV shall decide to adjust the indicators specified in Clause 2 of this Article by referring to comments of the Slot Coordination Committee, publish such adjusted indicators 01 week prior to the season (if there is any change to the previous season).

Above are regulations on determination of coordination parameters regarding coordinating slots at airports and aeroaerodromes in Vietnam. You may refer to the Circular 29/2021/TT-BGTVT for further information.

Best regards!