---
title: "STCs in GROUP 1 HELICOPTERS — Part-66 · Avioverse"
description: "GROUP 1 HELICOPTERS STC Holder Model Com. Part-66 type rating endorsement Note Heli-Air Inc."
url: "https://avioverse.aero/regulations/easa/continuing-airworthiness/part-66/appendices-to-amc-to-annex-iii-part-66/stcs-in-group-1-helicopters"
---

# STCs in GROUP 1 HELICOPTERS

Annex III (Part-66) · Regulation (EU) No 1321/2014 · EAR revision 2 Sep 2025

IR Implementing rule

## STCs in GROUP 1 HELICOPTERS

| GROUP 1 HELICOPTERS |          |           |                                 |      |
| ------------------- | -------- | --------- | ------------------------------- | ---- |
| STC Holder          | Model    | Com. des. | Part-66 type rating endorsement | Note |
| Heli-Air Inc. (STC) | Bell 222 |           | Bell 222 (RR Corp 250)          |      |

IR — Regulation (EU) No 1321/2014 · ED Decision 2019/024/R · Continuing Airworthiness Easy Access Rules · EAR revision 2 Sep 2025

[All rules in APPENDICES TO AMC TO ANNEX III (Part-66)](https://avioverse.aero/regulations/easa/continuing-airworthiness/part-66/appendices-to-amc-to-annex-iii-part-66)

Consolidated from the EASA Easy Access Rules (revision 2 Sep 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.