# STC ST04708NY

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Q.C.M. DESIGN GmbH, Switzerland
- Description: Installation of Exterior LED Lights
- Applied: January 24, 2022
- Status date: February 17, 2022
- Product: Aircraft, Large Airplane
- Certification basis: Part 3, Part 21, Part 25
- Data sheets: [TCDS A21EA](https://openairdocs.org/tcds/A21EA)
- Certificate PDF: https://openairdocs.org/files/sha256/d2/d3/d2d3d3196314f743d10b702ab487aa82970d3ebfc7beb8d4475ab2670f7fe56d
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/95AF3B33A5F898E9862587F100693C2B.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/ST04708NY

## ADs that name it (0)

None.

## Approved models (1)

- Bombardier Inc. CL-600-2B16 (CL-604) ([TCDS A21EA](https://openairdocs.org/tcds/A21EA))

## 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.

SWITZERLAND Part 25 Title 14 Code of Federal Regulations A21EA Bombardier Inc.

CL-600-2B16 (604 Variant)

1. Installation of Exterior LED Lights must be in accordance with QCM design GmbH Certification Report Document No. B605-QCM33-001, Rev. 0, dated June 26, 2017, or later EASA approved revisions.

(See Description of Type Design Change Continued on Page 3 of 3)

1. The installer must determine whether this design change is compatible with previously approved modifications.

(See Limitations and Conditions Continued on Page 3 of 3) January 24, 2022 February 17, 2022 Anthony E. Gallo Manager, International Validation Branch Compliance & Airworthiness Division Aircraft Certification Service 3

Description of Type Design Change (continued):

2. Maintenance must be in accordance with QCM design GmbH Instructions for Continued Airworthiness Document No. B605-QCM33-001-M1-ICA, Rev. 0, dated April 25, 2017, or later EASA approved revisions.

2. This STC is applicable to serial numbers 5301 to 5699 and 5701 to 5990 for the Bombardier Inc. CL-600-2B16 (604 Variant) aircraft.

3. 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.

4. Section 3.5 "Instructions for Continued Airworthiness - Interval" of the Instructions for Continued Airworthiness referenced in the Description of the Type Design section of this STC is mandatory.

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## Every issue (1)

- February 17, 2022: Issued, Current. [certificate](https://openairdocs.org/files/sha256/d2/d3/d2d3d3196314f743d10b702ab487aa82970d3ebfc7beb8d4475ab2670f7fe56d)

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