AEROCIVIL - EASA STC 10088128 de 2025

________________________________________________________________________ Unidad Administrativa Especial de Aeronáutica Civil www.aerocivil.gov.co - Av. El Dorado # 103 – 15 Bogotá, D.C., Colombia Para radicaciones https://aerocivilsgdea.com/ControlPQR Conmutador: (+57) 601 425 1000 - Línea WhatsApp: (+57) 317 5455847 02430123 Al contestar cite Radicado 2025240040063626 Id: 2430123

Folios: 5 Fecha: 2025-12-18 15:53:39

Anexos: 0

Remitente: DIRECCION DE TRANSPORTE AEREO Y ASUNTOS

AEROCOMERCIALES

Destinatario: MT-PROPELLER ENTWICKLUNG GMBH

Bogotá D.C., Colombia, December 18 2025 Mrs. Josefine Hoell Engineering MT-Propeller Entwicklung GmbH Flugplatzstrasse 1 94348 Atting Germany ph. +49-9429-9409-63 Josefine.Hoell@mt-propeller.com Subject: Acceptance of Foreign Supplemental Type Certificate EASA STC 10088128 Installation of MTV-9-B/18850() Propeller on Cirrus Design Corporation SR20.

References: 1. EASA/60097263 Validation/Acceptance of EASA

Supplemental Type Certificate 10088128

2. UAEAC Application form RAC-8110-12 (Dated November 3, 2025).

3. EASA STC STC 10088128 Installation of MTV-9B/188-50( ) Propeller on Cirrus Design Corporation

SR20 Issued 23/9/2025

4. E-4456 SUPPLEMENTAL TYPE CERTIFICATE COMPLIANCE CHECKLIST Revision No. - 2 Date - 27

August 2025

5. E-4457 Certification Program Supplemental Type Certification Revision 1 Date 27.08.20254. E-4456 SUPPLEMENTAL TYPE CERTIFICATE COMPLIANCE CHECKLIST Revision No. - 2 Date - 27

August 2025

5. E-4457 Certification Program Supplemental Type Certification Revision 1 Date 27.08.2025CERTIFICATION PROGRAM EASA Project #: 60094984

6. E-4458 NOISE TEST PLAN EASA project #: 60094984

Revision 1 – 27.09.2025________________________________________________________________________ Unidad Administrativa Especial de Aeronáutica Civil www.aerocivil.gov.co - Av. El Dorado # 103 – 15 Bogotá, D.C., Colombia Para radicaciones https://aerocivilsgdea.com/ControlPQR Conmutador: (+57) 601 425 1000 - Línea WhatsApp: (+57) 317 5455847

7. E-4459 NOISE TEST REPORT MT-PROPELLER MTV-9B/188-50( ) ON Cirrus Design Corporation Model SR20

Revision 0 – 27.08.2025

8. E-4460 Installation and Test Report MTV-9-B/188-50(

) Cirrus Design Corporation SR20 Lycoming IO-390C3B6 Rev. 0 27.08.2025

9. E-4462 MASTER DOCUMENTATION LIST MTPROPELLER MTV-9-B/188-50( ) ON Cirrus Design Corporation SR20 Revision 0 – 27.08.2025

10. E-4463 Master Operation Manual List MT-PROPELLER MTV-9-B/188-50( ) ON Cirrus Design Corporation Model SR20 Revision 0 – 27.08.2025

11. E-4464 AIRPLANE FLIGHT MANUAL SUPPLEMENT Cirrus Design Corporation SR20 EQUIPPED WITH MTPROPELLER MODEL MTV-9-B/188-50()3-Blade Constant Speed Propeller Revision 0 – 27.08.2025

12. E-4465 Installation Instructions MT-PROPELLER MTVCirrus Design Corporation SR20 EQUIPPED WITH MTPROPELLER MODEL MTV-9-B/188-50()3-Blade Constant Speed Propeller Revision 0 – 27.08.2025

12. E-4465 Installation Instructions MT-PROPELLER MTV9-B/188-50( ) ON Cirrus Design Corporation SR20

Revision 0 – 27.08.2025

13. E-4466 INSTRUCTIONS FOR CONTINUED AIRWORTHINESS MT-PROPELLER MODEL MTV-9B/188-50( ) ON Cirrus Design Corporation SR20

Revision 0 – 27.08.2025 Dear Josefine________________________________________________________________________ Unidad Administrativa Especial de Aeronáutica Civil www.aerocivil.gov.co - Av. El Dorado # 103 – 15 Bogotá, D.C., Colombia Para radicaciones https://aerocivilsgdea.com/ControlPQR Conmutador: (+57) 601 425 1000 - Línea WhatsApp: (+57) 317 5455847 According to your application for the acceptance of Foreign Supplemental Type Certificate EASA STC 10088128, related to the: Installation of MTV-9-B/188-50( ) Propeller on Cirrus Design Corporation SR20 Considering that MT PROPELLERS has submitted the associated technical documentation, which was reviewed and evaluated under Colombian Civil Aviation Regulations (RAC 21, § 21.515). The Colombian Civil Aviation Authority (AEROCIVIL) accepts the foreign Supplemental Type Certificate No. 10088128 for major alteration application on Colombian registered aeronautical products, in accordance with airworthiness limitations and conditions stated in the EASA Supplemental Type Certificate.

As substantiated by MT PROPELLERS the following is the list of required documents that must accompany each installation on Colombian registered aeronautical products as required by RAC43 § 43.300(b):

1. EASA STC 10088128 Installation of MTV-9-B/188-50( ) Propeller on Cirrus

documents that must accompany each installation on Colombian registered aeronautical products as required by RAC43 § 43.300(b):

1. EASA STC 10088128 Installation of MTV-9-B/188-50( ) Propeller on Cirrus Design Corporation SR20 Issued 23/9/2025 (or later approved EASA revision)

2. E-4462 MASTER DOCUMENTATION LIST MT-PROPELLER MTV-9-B/18850( ) ON Cirrus Design Corporation SR20 Revision 0 – 27.08.2025, or later EASA approved revision.

3. E-4463 Master Operation Manual List MT-PROPELLER MTV-9-B/188-50( ) ON Cirrus Design Corporation Model SR20 Revision 0 – 27.08.2025, or later EASA approved revision.

4. E-4465 Installation Instructions MT-PROPELLER MTV-9-B/188-50( ) ON Cirrus Design Corporation SR20 Revision 0 – 27.08.2025, or later EASA approved revision.

5. E-4466 INSTRUCTIONS FOR CONTINUED AIRWORTHINESS MTPROPELLER MODEL MTV-9-B/188-50( ) ON Cirrus Design Corporation SR20 Revision 0 – 27.08.2025, or later EASA approved revision.

6. E-4464 AIRPLANE FLIGHT MANUAL SUPPLEMENT Cirrus Design Corporation SR20 EQUIPPED WITH MT-PROPELLER MODEL MTV-9-B/18850()3-Blade Constant Speed Propeller Revision 0 – 27.08.2025, or later EASA approved revision.________________________________________________________________________

Unidad Administrativa Especial de Aeronáutica Civil www.aerocivil.gov.co - Av. El Dorado # 103 – 15 Bogotá, D.C., Colombia

Para radicaciones https: //aerocivilsgdea.com/ControlPQR Conmutador: (+57) 601 425 1000 - Línea WhatsApp: (+57) 317 5455847

7. A letter of authorization of use of the STC signed by the appropriate person in the STC holder organization identifying A/C tail number and S/N.

Scope The aeronautical product to be altered must be listed in the Supplemental Type Certificate. The STC 10088128 will be entered in the national index of accepted STCs. Limitations of Acceptance This acceptance apply exclusively to the STC and its supporting technical data It does not constitute approval for the importation of the product(s) included in the STC. The installer is solely responsible for ensuring compliance with the requirements set forth in RAC 21.1200 regarding the import of such product(s). Holders Responsibilities The company holding this STC is responsible for maintaining the STC information including all published alteration documents, up to date. This is necessary to guarantee safe operation and support the continued airworthiness of aircraft registered in Colombia that are subject to this alteration. Any major modification or change in the STC information must be reported to and documented with the Colombian Civil Aviation Authority (AEROCIVIL). Validity This letter of acceptance shall remain valid only for as long as the Supplemental Type Certificate remains in effect. Revocation If, at any time, AEROCIVIL determines that there is a reasonable evidence to suggest that the safety of the aeronautical product has been compromised due to an unsafe condition in the altered product, AEROCIVIL reserves the right to revoke this STC acceptance. Sincerely,________________________________________________________________________ Unidad Administrativa Especial de Aeronáutica Civil www.aerocivil.gov.co - Av. El Dorado # 103 – 15 Bogotá, D.C., Colombia Para radicaciones https://aerocivilsgdea.com/ControlPQR

Sincerely,________________________________________________________________________ Unidad Administrativa Especial de Aeronáutica Civil www.aerocivil.gov.co - Av. El Dorado # 103 – 15 Bogotá, D.C., Colombia Para radicaciones https://aerocivilsgdea.com/ControlPQR Conmutador: (+57) 601 425 1000 - Línea WhatsApp: (+57) 317 5455847

EDGAR BENJAMIN RIVERA FLOREZ.

Secretary of Aeronautical Authority (A) Colombian Civil Aviation Authority (AEROCIVIL)

Copy: STC Certification File

applicant.services@easa.europa.eu Validation.support@easa.europa.eu

Prepared by: Eng. David Fernando Muñoz

Certification of Aeronautical Products Group Chief