Skip to content

A gradual release of Avioverse begins in October 2026. Request early access →

STCs in GROUP 3 AEROPLANES

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

IRImplementing rule

STCs in GROUP 3 AEROPLANES

GROUP 3: PISTON-ENGINE AEROPLANES (other than those in Group 1) (STC)
STC holderModelType of structurePart-66 type rating endorsementNoteMTOM
≤2T>2T
BARBARA AND ROBERT WILLIAMS (STC)150MetalCessna 150 Series (Lycoming)ELA1. STC No 10015952X
BARBARA AND ROBERT WILLIAMS (STC)150AMetalCessna 150 Series (Lycoming)ELA1. STC No 10015952X
BARBARA AND ROBERT WILLIAMS (STC)150BMetalCessna 150 Series (Lycoming)ELA1. STC No 10015952X
BARBARA AND ROBERT WILLIAMS (STC)150CMetalCessna 150 Series (Lycoming)ELA1. STC No 10015952X
BARBARA AND ROBERT WILLIAMS (STC)150DMetalCessna 150 Series (Lycoming)ELA1. STC No 10015952X
BARBARA AND ROBERT WILLIAMS (STC)150EMetalCessna 150 Series (Lycoming)ELA1. STC No 10015952X
BARBARA AND ROBERT WILLIAMS (STC)150FMetalCessna 150 Series (Lycoming)ELA1. STC No 10015952X
BARBARA AND ROBERT WILLIAMS (STC)150GMetalCessna 150 Series (Lycoming)ELA1. STC No 10015952X
BARBARA AND ROBERT WILLIAMS (STC)150HMetalCessna 150 Series (Lycoming)ELA1. STC No 10015952X
BARBARA AND ROBERT WILLIAMS (STC)150JMetalCessna 150 Series (Lycoming)ELA1. STC No 10015952X
BARBARA AND ROBERT WILLIAMS (STC)150KMetalCessna 150 Series (Lycoming)ELA1. STC No 10015952X
BARBARA AND ROBERT WILLIAMS (STC)150LMetalCessna 150 Series (Lycoming)ELA1. STC No 10015952X
BARBARA AND ROBERT WILLIAMS (STC)150MMetalCessna 150 Series (Lycoming)ELA1. STC No 10015952X
BARBARA AND ROBERT WILLIAMS (STC)A150KMetalCessna 150 Series (Lycoming)ELA1. STC No 10015952X
BARBARA AND ROBERT WILLIAMS (STC)A150LMetalCessna 150 Series (Lycoming)ELA1. STC No 10015952X
CEAPR (STC)DR 400/120 DWoodRobin DR 400 (Thielert)ELA1. STC No 10014219X
CEAPR (STC)DR 400/140 BWoodRobin DR 400 (Thielert)ELA1. STC No 10014219X
CEAPR (STC)DR 400/180 RWoodRobin DR 400 (Thielert)ELA1. STC No 10014219X
CEAPR (STC)DR 400/200 RWoodRobin DR 400 (Thielert)ELA1. STC No 10014219X
CEAPR (STC)DR 400/RPWoodRobin DR 400 (Thielert)ELA1. STC No 10014219X
HOFFMANN GmbH & Co. KG (STC)150MetalCessna 150/A150/F150/FA150 (Rotax)ELA1. STCX
HOFFMANN GmbH & Co. KG (STC)A150MetalCessna 150/A150/F150/FA150 (Rotax)ELA1. STCX
HOFFMANN GmbH & Co. KG (STC)F150MetalCessna 150/A150/F150/FA150 (Rotax)ELA1. STCX
HOFFMANN GmbH & Co. KG (STC)FA150MetalCessna 150/A150/F150/FA150 (Rotax)ELA1. STCX
LTB SAMMET GmbH (STC)150DMetalCessna 150 (Rotax)ELA1. STC No 10015134X
LTB SAMMET GmbH (STC)150EMetalCessna 150 (Rotax)ELA1. STC No 10015134X
LTB SAMMET GmbH (STC)150FMetalCessna 150 (Rotax)ELA1. STC No 10015134X
LTB SAMMET GmbH (STC)150GMetalCessna 150 (Rotax)ELA1. STC No 10015134X
LTB SAMMET GmbH (STC)150HMetalCessna 150 (Rotax)ELA1. STC No 10015134X
LTB SAMMET GmbH (STC)150JMetalCessna 150 (Rotax)ELA1. STC No 10015134X
LTB SAMMET GmbH (STC)150KMetalCessna 150 (Rotax)ELA1. STC No 10015134X
LTB SAMMET GmbH (STC)150LMetalCessna 150 (Rotax)ELA1. STC No 10015134X
LTB SAMMET GmbH (STC)150MMetalCessna 150 (Rotax)ELA1. STC No 10015134X
LTB SAMMET GmbH (STC)A150LMetalCessna 150 (Rotax)ELA1. STC No 10015134X
LTB SAMMET GmbH (STC)F150GMetalCessna 150 (Rotax)ELA1. STC No 10015134X
LTB SAMMET GmbH (STC)F150HMetalCessna 150 (Rotax)ELA1. STC No 10015134X
LTB SAMMET GmbH (STC)F150JMetalCessna 150 (Rotax)ELA1. STC No 10015134X
LTB SAMMET GmbH (STC)F150KMetalCessna 150 (Rotax)ELA1. STC No 10015134X
LTB SAMMET GmbH (STC)F150LMetalCessna 150 (Rotax)ELA1. STC No 10015134X
LTB SAMMET GmbH (STC)F150MMetalCessna 150 (Rotax)ELA1. STC No 10015134X
LTB SAMMET GmbH (STC)FA150KMetalCessna 150 (Rotax)ELA1. STC No 10015134X
PORSCHE AG (STC)182QMetalCessna 182Q/F182Q (Porsche)ELA2. STCX
PORSCHE AG (STC)F182QMetalCessna 182Q/F182Q (Porsche)ELA2. STCX
SAFRAN ENGINES SAS (STC)182MMetalCessna 182/F182 Series (SMA)ELA2. STC No 10013975
SAFRAN ENGINES SAS (STC)182NMetalCessna 182/F182 Series (SMA)ELA2. STC No 10013975
SAFRAN ENGINES SAS (STC)182PMetalCessna 182/F182 Series (SMA)ELA2. STC No 10013975
SAFRAN ENGINES SAS (STC)182QMetalCessna 182/F182 Series (SMA)ELA2. STC No 10013975
SAFRAN ENGINES SAS (STC)182RMetalCessna 182/F182 Series (SMA)ELA2. STC No 10013975
SAFRAN ENGINES SAS (STC)F182PMetalCessna 182/F182 Series (SMA)ELA2. STC No 10013975
SAFRAN ENGINES SAS (STC)F182QMetalCessna 182/F182 Series (SMA)ELA2. STC No 10013975
SMA ENGINES INC. (STC)182QMetalCessna 182/F182 Series (SMA)ELA2. STC No 10016495X
SMA ENGINES INC. (STC)182RMetalCessna 182/F182 Series (SMA)ELA2. STC No 10016495X
SPERL TECHNIK & ENTWICKLUNGEN (STC)150MetalCessna 150/A150/F150/FA150 (Rotax)ELA1. STCX
SPERL TECHNIK & ENTWICKLUNGEN (STC)A150MetalCessna 150/A150/F150/FA150 (Rotax)ELA1. STCX
SPERL TECHNIK & ENTWICKLUNGEN (STC)F150MetalCessna 150/A150/F150/FA150 (Rotax)ELA1. STCX
SPERL TECHNIK & ENTWICKLUNGEN (STC)FA150MetalCessna 150/A150/F150/FA150 (Rotax)ELA1. STCX
TECHNIFY MOTORS GmbH (STC)172FMetalCessna 172/F172 (Technify)ELA1. STC No 10014287X
TECHNIFY MOTORS GmbH (STC)172GMetalCessna 172/F172 (Technify)ELA1. STC No 10014287X
TECHNIFY MOTORS GmbH (STC)172HMetalCessna 172/F172 (Technify)ELA1. STC No 10014287X
TECHNIFY MOTORS GmbH (STC)172IMetalCessna 172/F172 (Technify)ELA1. STC No 10014287X
TECHNIFY MOTORS GmbH (STC)172KMetalCessna 172/F172 (Technify)ELA1. STC No 10014287X
TECHNIFY MOTORS GmbH (STC)172LMetalCessna 172/F172 (Technify)ELA1. STC No 10014287X
TECHNIFY MOTORS GmbH (STC)172MMetalCessna 172/F172 (Technify)ELA1. STC No 10014287X
TECHNIFY MOTORS GmbH (STC)172NMetalCessna 172/F172 (Technify)ELA1. STC No 10014287X
TECHNIFY MOTORS GmbH (STC)172PMetalCessna 172/F172 (Technify)ELA1. STC No 10014287X
TECHNIFY MOTORS GmbH (STC)172RMetalCessna 172/F172 (Technify)ELA1. STC No 10014287X
TECHNIFY MOTORS GmbH (STC)172SMetalCessna 172/F172 (Technify)ELA1. STC No 10014287X
TECHNIFY MOTORS GmbH (STC)F172FMetalCessna 172/F172 (Technify)ELA1. STC No 10014287X
TECHNIFY MOTORS GmbH (STC)F172GMetalCessna 172/F172 (Technify)ELA1. STC No 10014287X
TECHNIFY MOTORS GmbH (STC)F172HMetalCessna 172/F172 (Technify)ELA1. STC No 10014287X
TECHNIFY MOTORS GmbH (STC)F172KMetalCessna 172/F172 (Technify)ELA1. STC No 10014287X
TECHNIFY MOTORS GmbH (STC)F172LMetalCessna 172/F172 (Technify)ELA1. STC No 10014287X
TECHNIFY MOTORS GmbH (STC)F172MMetalCessna 172/F172 (Technify)ELA1. STC No 10014287X
TECHNIFY MOTORS GmbH (STC)F172NMetalCessna 172/F172 (Technify)ELA1. STC No 10014287X
TECHNIFY MOTORS GmbH (STC)F172PMetalCessna 172/F172 (Technify)ELA1. STC No 10014287X
TECHNIFY MOTORS GmbH (STC)T206HMetalCessna 206 (Technify)ELA2. STC No 10014500X
TECHNIFY MOTORS GmbH (STC)TU206FMetalCessna 206 (Technify)ELA2. STC No 10014500X
TECHNIFY MOTORS GmbH (STC)TU206GMetalCessna 206 (Technify)ELA2. STC No 10014500X
TECHNIFY MOTORS GmbH (STC)U206FMetalCessna 206 (Technify)ELA2. STC No 10014500X
TECHNIFY MOTORS GmbH (STC)U206GMetalCessna 206 (Technify)ELA2. STC No 10014500X
TECHNIFY MOTORS GmbH (STC)U206HMetalCessna 206 (Technify)ELA2. STC No 10014500X
TECHNIFY MOTORS GmbH (STC)SR22CompositeCirrus SR22 (Technify)ELA2. STCX
TECHNIFY MOTORS GmbH (STC)PA-28-140MetalPiper PA-28-140/150/151/160/ 161/180/181 (Technify)ELA1. STC No 10014364X
TECHNIFY MOTORS GmbH (STC)PA-28-150MetalPiper PA-28-140/150/151/160/ 161/180/181 (Technify)ELA1. STC No 10014364X
TECHNIFY MOTORS GmbH (STC)PA-28-151MetalPiper PA-28-140/150/151/160/ 161/180/181 (Technify)ELA1. STC No 10014364X
TECHNIFY MOTORS GmbH (STC)PA-28-160MetalPiper PA-28-140/150/151/160/ 161/180/181 (Technify)ELA1. STC No 10014364X
TECHNIFY MOTORS GmbH (STC)PA-28-161MetalPiper PA-28-140/150/151/160/ 161/180/181 (Technify)ELA1. STC No 10014364X
TECHNIFY MOTORS GmbH (STC)PA-28-180MetalPiper PA-28-140/150/151/160/ 161/180/181 (Technify)ELA1. STC No 10014364X
TECHNIFY MOTORS GmbH (STC)PA-28-181MetalPiper PA-28-140/150/151/160/ 161/180/181 (Technify)ELA1. STC No 10014364X

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)

Consolidated from the EASA Easy Access Rules (revision 2 Sep 2025, extracted 17 Aug 2026) for convenience. Not the official publication — verify against the Official Journal of the European Union and the EASA publications before operational use.

Ask Metis about STCs in GROUP 3 AEROPLANES →

Metis opens with Avioverse in October 2026 · request early access.