---
title: "Equipment specification list (ESL) — EASA Definition · Avioverse"
description: "Article 2, Regulation (EU) No 1178/2011: ‘Equipment specification list (ESL)’ means a list that is part of the FSTD qualification and provides accurate…"
url: "https://avioverse.aero/glossary/easa/equipment-specification-list"
---

# Equipment specification list (ESL)

EASA defines “Equipment specification list (ESL)” in one regulation. The wording below is reproduced verbatim from the EASA Easy Access Rules, with a link to the paragraph it comes from.

> ‘Equipment specification list (ESL)’ means a list that is part of the FSTD qualification and provides accurate and comprehensive information regarding the device qualification and its qualification basis, installed equipment, capabilities and specifications;

Article 2 · Aircrew · Regulation (EU) No 1178/2011 · Easy Access Rules, 16 Oct 2026 revision · [Read Article 2](https://avioverse.aero/regulations/easa/aircrew/cover-regulation/powers-and-recitals#article-2)

## Defined in the same article

- [acceptable means of compliance (AMC)](https://avioverse.aero/glossary/easa/acceptable-means-of-compliance)
- [Aircrew](https://avioverse.aero/glossary/easa/aircrew)
- [alternative means of compliance](https://avioverse.aero/glossary/easa/alternative-means-of-compliance)
- [approved training organisation (ATO)](https://avioverse.aero/glossary/easa/approved-training-organisation)
- [ARO.RAMP](https://avioverse.aero/glossary/easa/aroramp)
- [Assigned FSTD capability signature (assigned FCS)](https://avioverse.aero/glossary/easa/assigned-fstd-capability-signature)
- [Automatically validated](https://avioverse.aero/glossary/easa/automatically-validated)
- [basic instrument training device (BITD)](https://avioverse.aero/glossary/easa/basic-instrument-training-device)