# STC ST04456AT

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Avionics Support Group Inc.
- Description: Installation of the dual Rockwell Collins TDR-94D, ADS-B out capable transponder system and dual GPS-4000S position sensor
- Status date: May 20, 2021
- Data sheets: A21EA-1, A21EA-1, A21EA-1, A21EA-1, A21EA-1
- Certificate PDF: https://openairdocs.org/files/sha256/b5/9f/b59f3ccf94033a13670a0267fb11a91b54fb778a5bc5c66f84519ce01ea64d76
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/49854CA2B3B7A52B862586DB0066BEB8.0001
- Page: https://openairdocs.org/stc/ST04456AT

## ADs that name it

None.

## Approved models (5)

- MHI RJ Aviation ULC CL-600-2B19 (Regional Jet Series 100) (TCDS A21EA-1)
- MHI RJ Aviation ULC CL-600-2B19 (Regional Jet Series 440) (TCDS A21EA-1)
- MHI RJ Aviation ULC CL-600-2C10 (Regional Jet Series 700) (TCDS A21EA-1)
- MHI RJ Aviation ULC CL-600-2C10 (Regional Jet Series 701) (TCDS A21EA-1)
- MHI RJ Aviation ULC CL-600-2C10 (Regional Jet Series 702) (TCDS A21EA-1)

## 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.

FAA Form 8110-2 (11/20) SUPERSEDES PREVIOUS EDITION Page 1 of ___ United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number:

ST04456AT Avionics Support Group, Inc.

13155 SW 132 Avenue Miami, FL 33186 Part 25 the Federal Aviation Regulations A21EA-1 MHI RJ Aviation ULC CL-600-2B19 CL-600-2C10 Installation of the dual Rockwell Collins TDR-94D, ADS-B out capable transponder system and dual GPS-4000S position sensor per Master Drawing List, 218273-MDL, Revision C, dated March 24, 2020 or later FAA approved revision.

(See Continuation Sheet 3 of 4) December 5, 2018 May 20, 2021 August 27, 2019 May 18, 2021 (for)Christina Underwood, Manager Atlanta Aircraft Certification Office 4

FAA Form 8110-2 (11/20) SUPERSEDES PREVIOUS EDITION Page 2 of ___ United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number:

ST04456AT

FAA Form 8110-2 (11/20) SUPERSEDES PREVIOUS EDITION Page ___ of ___ United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number:

ST04456AT Limitations and Conditions - cont.:

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

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

3. Instructions for Continued Airworthiness (ICA) document 218273-ICA, Rev B, dated March 24, 2020 or later FAA accepted revision and Airplane Flight Manual Supplement (AFMS) document 218273-FMS, Rev IR, dated August 27, 2019 or later FAA approved revision must be made available to the operator at the time of installation.

FAA Form 8110-2 (11/20) SUPERSEDES PREVIOUS EDITION Page ___ of ___ United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number:

ST04456AT Certification Basis:

Based on 14 CFR 21.115 and 21.101, and the FAA policy for significant changes in FAA Order 8110.48, the certification basis for the MHI RJ Aviation ULC, CL-600-2B19 and CL-600-2C10 series aircraft is as follows:

a. The type certification basis for the MHI RJ Aviation ULC, CL-600-2B19 and CL-600-2C10 airplane is shown on TCDS A21EA-1 for parts not changed or not affected by the change.

b. The certification basis for parts changed or affected by the change since the reference date of application, December 5, 2018, is based upon part 25 as amended by Amendment 25-145. Based on 14 CFR 21.115 and 21.101, and the FAA policy for significant changes in FAA Order 8110.48, the certification basis for this modification was determined to be:

Regulations at the latest amendment 25-0 through 25-145 § 25.29 § 25.771 § 25.773 § 25.777 § 25.1301 § 25.1307 § 25.1309 § 25.1322 § 25.1351 § 25.1353 § 25.1357 § 25.1360 § 25.1431 § 25.1529 § 25.1541 § 25.1581

Regulations at an intermediate amendment None

Regulations at the amendment level in TCDS A21EA-1 None

14 CFR Part 26 Regulations Based on 14 CFR 21.101(g), applicable provision of 14 CFR part 26 are included in the certification basis. For any future 14 CFR part 26 amendments, the holder of this STC must demonstrate compliance with the applicable sections. As of the issuance date of this STC, compliance has been found for the following regulation:

**14 CFR 26.11**

--------------------------END--------------------------- 4 4

## Every issue (1)

- May 20, 2021: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/b5/9f/b59f3ccf94033a13670a0267fb11a91b54fb778a5bc5c66f84519ce01ea64d76)

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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.
