# STC ST12347IB

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Airhawke Aérospatial Inc., Canada
- Description: The modification and installation of Cabin reconfiguration reducing seating capacity from 76 to 70
- Applied: March 16, 2026
- Status date: March 17, 2026
- Product: Aircraft, Large Airplane
- Certification basis: Part 25
- Foreign approvals: TCCA #Q-LSA26-011/D @ Issue 2 03/16/2026
- Data sheets: [TCDS A56NM](https://openairdocs.org/tcds/A56NM)
- Certificate PDF: https://openairdocs.org/files/sha256/cd/23/cd23b7667c0fdf94eb1ffcbe53bfb427a8ce7aa1bfcddc0356fc0976a099a9c0
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID151329880220260318171743.0001
- DRS record last changed: March 18, 2026
- Page: https://openairdocs.org/stc/ST12347IB

## ADs that name it (0)

None.

## Approved models (1)

- Embraer S.A. ERJ 170-100 LR ([TCDS A56NM](https://openairdocs.org/tcds/A56NM))

## 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.

3773 Boulevard Cote-Vertu, Suite 475 Saint-Laurent, Quebec Canada H4R 2M3 Part 25 Title 14, Code of Federal Regulations A56NM Embraer S.A.

**ERJ 170-100 LR**

1. If the holder agrees to permit another person to use this certificate to alter a product, the holder must give the other person written evidence of that permission.

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

3. This STC is only applicable to serial numbers 17000009, 17000010, 17000011, 17000029, and 17000065 for this Make-Model.

03/16/2026 03/17/2026 John Yoo Manager, International Validation Branch Compliance & Airworthiness Division Aircraft Certification Service 2

1. The modification and installation of Cabin reconfiguration reducing seating capacity from 76 to 70 must be in accordance with AIRHAWKE Aérospatial Inc. Master Data List AHK0066MDL001, Revision A, dated March 5, 2026, or later Transport Canada Civil Aviation (TCCA) approved revisions.

2. Maintenance must be in accordance with AIRHAWKE Aérospatial Inc. Instructions for Continued Airworthiness AHK0066ICA001, Revision NC, dated March 4, 2026, or later TCCA accepted revisions.

## Every issue (1)

- March 17, 2026: Issued, Current. [certificate](https://openairdocs.org/files/sha256/cd/23/cd23b7667c0fdf94eb1ffcbe53bfb427a8ce7aa1bfcddc0356fc0976a099a9c0)

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