---
title: "PART 14 — Indication of the guaranteed sound power level — Annex to Delegated Regulation (EU) 2019/945, UAS · Avioverse"
description: "The indication of the guaranteed sound power level must consist of the single number of the guaranteed sound power in dB, the sign LWA and a pictogram…"
url: "https://avioverse.aero/regulations/easa/uas/annex-to-delegated-regulation-eu-2019-945/powers-and-recitals/part-14-indication-of-the-guaranteed-sound-power-level"
---

# PART 14 — Indication of the guaranteed sound power level

Annex to Delegated Regulation (EU) 2019/945 · Regulations (EU) 2019/947 and 2019/945 · EAR revision 29 Jun 2026

IR Implementing rule

## PART 14 — Indication of the guaranteed sound power level

The indication of the [guaranteed sound power level](https://avioverse.aero/glossary/easa/guaranteed-sound-power-level) must consist of the single number of the guaranteed sound power in dB, the sign LWA and a pictogram taking the following form:

\[Figure or form omitted from this preview — available in the Avioverse workspace library.]

If the indication is reduced according to the size of the equipment the proportions given in the above drawing must be respected. However, the vertical dimension of the indication should, if possible, not be less than 20 mm.

IR — Regulations (EU) 2019/947 and 2019/945 · Regulation (EU) 2020/1058 · UAS Easy Access Rules · EAR revision 29 Jun 2026

[All rules in Powers and recitals](https://avioverse.aero/regulations/easa/uas/annex-to-delegated-regulation-eu-2019-945/powers-and-recitals)

Consolidated from the EASA Easy Access Rules (revision 29 Jun 2026, 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.