---
title: "Engines (CS-E) — CS-E · Avioverse"
description: "Browse Engines (CS-E) (CS-E): implementing rules, AMC and GM with the official reference on every paragraph. EAR revision 2023-12-07."
url: "https://avioverse.aero/regulations/easa/cs-e"
---

EASA Easy Access Rules

# Engines (CS-E)

CS-E 176 paragraphs EAR revision 7 Dec 2023

Scope extract · [CS-E 10 Applicability](https://avioverse.aero/regulations/easa/cs-e/subpart-a/cs-e-10-applicability)

> (a) This CS-E contains airworthiness specifications for the issue of type certificates, and changes to those certificates, for Engines, in accordance with Part 21. (b) CS-E contains the specifications for the approval for use of the Engine with a thrust reverser, if fitted. If compliance is shown, the defined thrust reverser approved for use will be noted in the Engine certification documentation.

IR — CS-E · ED Decision 2007/015/R · CS-E Easy Access Rules · EAR revision 7 Dec 2023

- [Preamble 1 paragraphs](https://avioverse.aero/regulations/easa/cs-e/preamble)
- [SUBPART A – GENERAL 46 paragraphs](https://avioverse.aero/regulations/easa/cs-e/subpart-a)
- [SUBPART B — PISTON ENGINES: DESIGN AND CONSTRUCTION 9 paragraphs](https://avioverse.aero/regulations/easa/cs-e/subpart-b)
- [SUBPART C — PISTON ENGINES, TYPE SUBSTANTIATION 22 paragraphs](https://avioverse.aero/regulations/easa/cs-e/subpart-c)
- [SUBPART D – TURBINE ENGINES: DESIGN AND CONSTRUCTION 21 paragraphs](https://avioverse.aero/regulations/easa/cs-e/subpart-d)
- [SUBPART E – TURBINE ENGINES: TYPE SUBSTANTIATION 70 paragraphs](https://avioverse.aero/regulations/easa/cs-e/subpart-e)
- [SUBPART F — TURBINE ENGINES - ENVIRONMENTAL AND OPERATIONAL DESIGN REQUIREMENTS 7 paragraphs](https://avioverse.aero/regulations/easa/cs-e/subpart-f)

Consolidated from the EASA Easy Access Rules (revision 7 Dec 2023, 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.