# STC SA10966SC - Type: Supplemental type certificate - Status: Current, Reissued - Holder: BHE & Associates LTD, United States - Description: Installation of upgraded hardware to the Rockwell Collins Pro Line 21 FMS-3000 to provide Localizer Performance with Vertical Guidance (LPV) - Applied: November 3, 2009 - Status date: August 6, 2025 - Product: Aircraft, Small Airplane - Data sheets: [TCDS 3A20](https://openairdocs.org/tcds/3A20) - Certificate PDF: https://openairdocs.org/files/sha256/d6/e9/d6e9a2e62798d9be29553d47f3fe8578f10017dbde5952150c4b83b6ad472b50 - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID150987148420250911170521.0001 - DRS record last changed: December 6, 2025 - Page: https://openairdocs.org/stc/SA10966SC ## ADs that name it (0) None. ## Approved models (1) - Textron Aviation Inc. C90GTi ([TCDS 3A20](https://openairdocs.org/tcds/3A20)) ## 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. SA10966SC BHE & Associates, Ltd. 8627 Cinnamon Creek Dr Suite 301 San Antonio, TX 78240 Part 3 the Civil Air Regulations 3A20 Textron Aviation Inc. C90GTi The installer must determine whether this design change is compatible with previously approved modifications. 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. This installation is limited to airplane serial numbers listed in BHE & Associates document 335-00-0002, revision IR, dated November 24, 2009, or later FAA approved revision. (See Continuation Sheet 3 of 4) 11/03/2009 04/06/2010 08/06/2025 01/21/2010 for Paul Nguyen Manager, Central Certification Branch Compliance & Airworthiness Division Aircraft Certification Service 4 Installation of upgraded hardware to the Rockwell Collins Pro Line 21 FMS-3000 to provide Localizer Performance with Vertical Guidance (LPV) in accordance with master drawing list 335-00-0001, revision A, dated January 12, 2010, or later approved FAA revision. Airplane flight manual supplement, document 335-00-0014, revision IR, dated January 12, 2010, or later approved FAA revision, is required. FAA 8110-2 ( 10/24) Page 2 of __ SA10966SC 08/06/2025 4 SA10966SC 08/06/2025 Certification Basis: The Certification Basis for this installation is per Type Certificate Data Sheet 3A20 plus the following: Regulations that meet amendment 23-1 23.671 Regulations that meet amendment 23-14 23.771(a) Regulations that meet amendment 23-21 23.1501(b); 23.1541 Regulations that meet amendment 23-34 23.1, 23.1523 Regulations that meet amendment 23-37 Appendix G Regulations that meet amendment 23-43 23.1331 Regulations that meet amendment 23-45 23.773(a); 23.1525 Regulations that meet amendment 23-49 23.867(a)(b); 23.1307; 23.1309(f); 23.1329(h); 23.1351(a)(b)(c)(d); 23.1431(e) SA10966SC 08/06/2025 Certification Basis (Continued): Regulations that meet amendment 23-50 23.3; 23.1581; 23.1583(h)(m); 23.1585(a)(j) Regulations that meet amendment 23-51 23.777(a)(b) Regulations that meet amendment 23-57 23.1308(d) -END- 4 4 ## Every issue (3) - August 6, 2025: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/d6/e9/d6e9a2e62798d9be29553d47f3fe8578f10017dbde5952150c4b83b6ad472b50) - April 6, 2010: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/3a/5d/3a5de07cf78b1dd53bedf725acc34b44ad98f05e76439d2a94696d18579e0455) - January 21, 2010: Issued, Historical. [certificate](https://openairdocs.org/files/sha256/ed/33/ed3327bd85b62ead34f58f9cce73acdcc2293dd7d34f413f61ad59422bb8425b) --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.