---
title: "SERA.14040 Pronunciation of numbers — ANNEX: Rules of the Air, SERA · Avioverse"
description: "When the language used for communication is English, numbers shall be transmitted using the pronunciation shown in Table S14-3:"
url: "https://avioverse.aero/regulations/easa/sera/annex-rules-of-the-air/section-14/sera-14040"
---

# SERA.14040 Pronunciation of numbers

ANNEX: Rules of the Air · Regulation (EU) No 923/2012 · EAR revision 26 Aug 2025

IR Implementing rule

## 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:

| Table S14-3                |               |
| -------------------------- | ------------- |
| Numeral or numeral element | Pronunciation |
| 0                          | ZE-RO         |
| 1                          | WUN           |
| 2                          | TOO           |
| 3                          | TREE          |
| 4                          | FOW-er        |
| 5                          | FIFE          |
| 6                          | SIX           |
| 7                          | SEV-en        |
| 8                          | AIT           |
| 9                          | NIN-er        |
| 10                         | TEN           |
| 11                         | EE-LE-VEN     |
| 12                         | TWELF         |
| Decimal                    | DAY-SEE-MAL   |
| Hundred                    | HUN-dred      |
| Thousand                   | TOU-SAND      |

IR · SERA.14040 — Regulation (EU) No 923/2012 · Regulation (EU) 2016/1185 · SERA Easy Access Rules · EAR revision 26 Aug 2025

[All rules in SECTION 14 Voice communication procedures](https://avioverse.aero/regulations/easa/sera/annex-rules-of-the-air/section-14)

Consolidated from the EASA Easy Access Rules (revision 26 Aug 2025, extracted 13 Oct 2026) for convenience. Not the official publication — verify against the Official Journal of the European Union and the EASA publications before operational use.