SECTION 14 Voice communication procedures
ANNEX: Rules of the Air · Standardised European Rules of the Air (SERA) · Regulation (EU) No 923/2012 · SERA.14001 – SERA.14100
On this page
SERA.14001 General
Standardised phraseology shall be used in all situations for which it has been specified.
Appendix 1 to AMC1 SERA.14001 General
ATS PHRASEOLOGIES 1.1 General Section Circumstances Phraseologies Applicable to ATC FIS 1.1.1 Description of levels (subsequently referred to as…
GM1 Appendix 1 to AMC1 SERA.14001 General
The phraseology in AMC1 SERA.14001 does not include phrases and regular radiotelephony procedure words contained in SERA Section 14.
GM2 Appendix 1 to AMC1 SERA.14001 General
The phraseologies listed in Appendix 1 to AMC1 SERA.14001 are organised per phases of flight or per use of specific communication, navigation and…
SERA.14005 Categories of messages
The categories of messages handled by the aeronautical mobile service, and the order of priority in the establishment of communications and the…
SERA.14010 Flight safety messages
Flight safety messages shall comprise the following: movement and control messages;
SERA.14015 Language to be used in air-ground communication
The air-ground radiotelephony communications shall be conducted in the English language or in the language normally used by the station on the ground.
AMC1 SERA.14015 Language to be used in air-ground communication
GM1 SERA.14015 Language to be used in air-ground communication
GM2 SERA.14015 Language to be used in air-ground communication
SERA.14020 Word spelling in radiotelephony
When proper names, service abbreviations and words of which the spelling is doubtful are spelled out in radiotelephony, the alphabet in the Table S14-2…
SERA.14025 Principles governing the identification of ATS routes other than standard departure and arrival routes
Use of ATS route designators in communications (1) In voice communications, the basic letter of a designator shall be spoken in accordance with the…
SERA.14026 Significant points
Normally the plain language name for significant points marked by the site of a radio navigation aid, or the unique five-letter pronounceable ‘name-code’…
SERA.14030 Use of designators for standard instrument departure and arrival routes
The plain language designator for standard instrument departure or arrival routes shall be used in voice communications.
GM1 SERA.14030 Use of designators for standard instrument departure and arrival routes
SERA.14035 Transmission of numbers in radiotelephony
Transmission of numbers (1) All numbers used in the transmission of aircraft call sign, headings, wind direction and speed, and runway shall be…
GM1 SERA.14035(a)(1) Transmission of numbers in radiotelephony
GM2 SERA.14035(a)(1)(i) Transmission of numbers in radiotelephony
GM3 SERA.14035(a)(1)(ii) Transmission of numbers in radiotelephony
GM4 SERA.14035(a)(1)(iii) Transmission of numbers in radiotelephony
GM5 SERA.14035(a)(2) Transmission of numbers in radiotelephony
GM1 SERA.14035(a)(2) Transmission of numbers in radiotelephony
GM2 SERA.14035(a)(2) Transmission of numbers in radiotelephony
GM3 SERA.14035(a)(2) Transmission of numbers in radiotelephony
GM4 SERA.14035(a)(2) Transmission of numbers in radiotelephony
GM5 SERA.14035(a)(5) Transmission of numbers in radiotelephony
GM1 SERA.14035(a)(6) Transmission of numbers in radiotelephony
SERA.14040 Pronunciation of numbers
When the language used for communication is English, numbers shall be transmitted using the pronunciation shown in Table S14-3:
SERA.14045 Transmitting technique
Transmissions shall be conducted concisely in a normal conversational tone.
GM1 SERA.14045 Transmitting technique
GM2 SERA.14045 Transmitting technique
GM3 SERA.14045 Transmitting technique
GM4 SERA.14045 Transmitting technique
GM5 SERA.14045 Transmitting technique
GM6 SERA.14045 Transmitting technique
SERA.14050 Radiotelephony call signs for aircraft
Full call signs: An aircraft radiotelephony call sign shall be one of the following types:
AMC1 SERA.14050 Radiotelephony call signs for aircraft
SERA.14055 Radiotelephony procedures
An aircraft shall not change the type of its radiotelephony call sign during flight, except temporarily on the instruction of an ATC unit in the…
SERA.14060 Transfer of VHF communications
An aircraft shall be advised by the appropriate ATS unit to transfer from one radio frequency to another in accordance with agreed procedures.
SERA.14065 Radiotelephony procedures for air-ground voice communication channel changeover
Unless otherwise prescribed by the ANSP responsible for the provision of services and approved by the competent authority, the initial call to an air…
SERA.14070 Test procedures
The form of test transmissions shall be as follows: the identification of the station being called;
SERA.14075 Exchange of communications
Communications shall be concise and unambiguous, using standard phraseology whenever available.
SERA.14080 Communications watch/Hours of service
During flight, aircraft shall maintain watch as required by the competent authority and shall not cease watch, except for reasons of safety, without…
SERA.14083 Radio communication failure procedures
When an aircraft is unable to comply with SERA.8035, point (a), the flight crew shall attempt to establish contact on the previous channel used and, if…
AMC1 SERA.14083(b)(1) Radio communication failure procedures
GM1 SERA.14083(b)(1) Radio communication failure procedures
AMC1 SERA.14083(b)(3) Radio communication failure procedures
GM1 SERA.14083(c) Radio communication failure procedures
GM2 SERA.14083(c) Radio communication failure procedures
GM1 SERA.14083(c)(4)(i) (B) Radio communication failure procedures
AMC1 SERA.14083(d) Radio communication failure procedures
SERA.14085 Use of blind transmission
When an aircraft fails to establish contact on the designated channel, on the previous channel used or on another channel appropriate to the route, and…
SERA.14087 Use of relay communication technique
[Deleted.]
SERA.14090 Specific communication procedures
Movement of vehicles Phraseologies for the movement of vehicles on the manoeuvring area shall be the same as those used for the movement of aircraft…
GM1 SERA.14090(a) Specific communication procedures
GM1 SERA.14090(d)(4) Specific communication procedures
SERA.14095 Distress and urgency radiotelephony communication procedures
General (1) Distress and urgency traffic shall comprise all radiotelephony messages relative to the distress and urgency conditions respectively.
GM1 SERA.14095(b)(1) Distress and urgency radiotelephony communication procedures
GM1 SERA.14095(b)(2)(iii) (B) Distress and urgency radiotelephony communication procedures
GM1 SERA.14095(c)(1) Distress and urgency radiotelephony communication procedures
GM1 SERA.14095(c)(1)(ii) (F) Distress and urgency radiotelephony communication procedures
GM1 SERA.14095(c)(2) Distress and urgency radiotelephony communication procedures
GM1 SERA.14095(d)(3) Distress and urgency radiotelephony communication procedures
SERA.14100 Notification of suspected communicable diseases or other public health risk on board an aircraft
The flight crew of an en-route aircraft shall, upon identifying a suspected case(s) of a communicable disease, or other public health risk, on board the…
Consolidated from the EASA Easy Access Rules (revision 26 Aug 2025, extracted 17 Aug 2026) for convenience. Not the official publication — verify against the Official Journal of the European Union and the EASA publications before operational use.
Metis opens with Avioverse in October 2026 · request early access.