# STC ST12403IB

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Q.C.M. DESIGN GmbH
- Description: Installation and maintenance of HAFEX (P/N P3APP003010D, Umlaut GmbH) and HBPE (P/N 351, Amerex) Halon-free handheld fire extinguishers
- Status date: May 29, 2026
- Data sheets: A59NM
- Certificate PDF: https://openairdocs.org/files/sha256/b1/89/b189b1fef3add1997d5e8c9ef0d5b3c4257b0c77dd91fc421eaf35d6a6722a39
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID190560388320261002141811.0001
- Page: https://openairdocs.org/stc/ST12403IB

## ADs that name it

None.

## Approved models (1)

- Dassault Aviation Falcon 7X (TCDS A59NM)

## What the certificate says

Read from the PDF's text layer, without the form's printed wording; the layout is lost and the order can differ. The PDF is the record.

IMPORT ST12403IB Q.C.M. DESIGN GmbH EICHHOLZWEG 20-24 3123 BELP

SWITZERLAND Part 25 Title 14 Code of Federal Regulations A59NM Dassault Aviation Falcon 7X

1. This STC is applicable to all serial numbers for the aircraft model.

2. This STC installer must determine whether this design change is compatible with previously approved modifications.

(See Limitations and Conditions Continued on Page 3 of 3) 02/26/2026 05/29/2026 John Yoo Manager, International Validation Branch Compliance & Airworthiness Division Aircraft Certification Service 3 Installation and maintenance of HAFEX (P/N P3APP003010D, Umlaut GmbH) and HBPE (P/N 351, Amerex) Halon-free handheld fire extinguishers in accordance with Q.C.M. DESIGN GmbH Instructions for Continued Airworthiness (ICA) DF7X-QCM26-001-M1-ICA, Revision 1, dated July 24, 2024, or later European Union Aviation Safety Agency (EASA) accepted revision.

3. Maintenance must be in accordance with the Airworthiness Limitation Section of the ICA listed in the Description of Type Design section of this STC.

4. If the holder agrees to permit another person to use the certificate to alter the product, the holder shall give the other person written evidence of that permission.

Certification Basis The certification basis for this modification is based upon Part 25 as specified in Type Certificate Data Sheet for the Dassault Aviation Falcon 7X Transport Category aircraft (TCDS A59NM), more specifically for areas changed or affected by the design change, for which the certification basis is the following:

§25.1 Amdt 0 §25.601 Amdt 0 §25.23 Amdt 0 §25.603 Amdt 46 §25.25 Amdt 63 §25.611 Amdt 23 §25.27 Amdt 0 §25.787 Amdt 51 §25.301 Amdt 23 §25.789 Amdt 46 §25.303 Amdt 23 §25.851 Amdt 74 §25.305(a)(b)(c) Amdt 86 §25.1529 Amdt 54 §25.307 Amdt 72 §25.1561 Amdt 46 §25.561 Amdt 91

There are no changes to the acoustic or emissions levels per the TCDS of the aircraft.

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## Every issue (1)

- May 29, 2026: Issued, Current. [certificate](https://openairdocs.org/files/sha256/b1/89/b189b1fef3add1997d5e8c9ef0d5b3c4257b0c77dd91fc421eaf35d6a6722a39)

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From OpenAirDocs.org, an independent open copy of FAA data. Only the Federal Register edition on govinfo.gov is the official legal text of an AD.