ATS.TR.320 Automatic terminal information service (voice and/or data link)

(a)Whenever Voice-ATIS or D-ATIS, or both, are provided:

(1)the information communicated shall relate to a single aerodrome;

(2)the information communicated shall be updated immediately when a significant change occurs;

(3)the preparation and dissemination of the ATIS message shall be the responsibility of the air traffic services provider;

(4)individual ATIS messages shall be identified by a designator in the form of a letter of the spelling alphabet in accordance with point SERA.14020 of the Annex to Implementing Regulation (EU) No 923/2012. Designators assigned to consecutive ATIS messages shall be in alphabetical order;

(5)aircraft shall acknowledge receipt of the information upon establishing communication with the air traffic services unit providing approach control service or the aerodrome control tower or AFIS unit, as appropriate;

(6)the appropriate air traffic services unit shall, when replying to the message in point (5) or, in the case of arriving aircraft, at such other time as may be prescribed by the competent authority, provide the aircraft with the current altimeter setting;

(7)the meteorological information shall be extracted from the local routine report or local special report.

(b)When rapidly changing meteorological conditions make it inadvisable to include the meteorological information as in point (a)(7) in the ATIS, the ATIS messages shall indicate that the relevant meteorological information will be given on initial contact with the appropriate air traffic services unit.

(c)Information contained in a current ATIS, the receipt of which has been acknowledged by the aircraft concerned, need not be included in a directed transmission to the aircraft, with the exception of the altimeter setting, which shall be provided in accordance with point (a).

(d)If an aircraft acknowledges receipt of an ATIS that is no longer current, the air traffic services unit shall without delay take either of the following actions:

(1)communicate to the aircraft any element of information which has to be updated;

(2)instruct the aircraft to obtain the current ATIS information.