# STC ST00098IB - Type: Supplemental type certificate - Status: Current, Issued - Holder: STC Twenty One Limited, United Kingdom - Description: Introduction of ADS-B Out - Applied: December 13, 2022 - Status date: February 22, 2023 - Product: Aircraft, Large Airplane - Certification basis: Part 25 - Data sheets: [TCDS A28NM](https://openairdocs.org/tcds/A28NM), [TCDS A53EU](https://openairdocs.org/tcds/A53EU), [TCDS A27NM](https://openairdocs.org/tcds/A27NM), [TCDS A49EU](https://openairdocs.org/tcds/A49EU), [TCDS A24EU](https://openairdocs.org/tcds/A24EU), [TCDS A56EU](https://openairdocs.org/tcds/A56EU), [TCDS T00005NY](https://openairdocs.org/tcds/T00005NY), [TCDS T00003NY](https://openairdocs.org/tcds/T00003NY), [TCDS A21EA](https://openairdocs.org/tcds/A21EA), [TCDS A21EA-1](https://openairdocs.org/tcds/A21EA-1), [TCDS A13NM](https://openairdocs.org/tcds/A13NM), [TCDS A22CE](https://openairdocs.org/tcds/A22CE), [TCDS A31SO](https://openairdocs.org/tcds/A31SO), [TCDS T00011AT](https://openairdocs.org/tcds/T00011AT), [TCDS A56NM](https://openairdocs.org/tcds/A56NM), [TCDS A57NM](https://openairdocs.org/tcds/A57NM), [TCDS TC00062IB](https://openairdocs.org/tcds/TC00062IB), [TCDS T00008WI](https://openairdocs.org/tcds/T00008WI), [TCDS A47NM](https://openairdocs.org/tcds/A47NM), [TCDS A52EU](https://openairdocs.org/tcds/A52EU) and 8 more - Certificate PDF: https://openairdocs.org/files/sha256/aa/f9/aaf9c50aa755fa358b854eaf631a7894006e6e4fb525790ae7a100ac59527ad0 - Approved model list and other attachments: [ST00098IB_AML.pdf](https://openairdocs.org/files/sha256/66/e5/66e537bdca9b5eceb391ffb97a3ef491bb05eaf1a6154fc0406f0743101a07dd) - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID176707875920230302142705.0001 - DRS record last changed: December 6, 2025 - Page: https://openairdocs.org/stc/ST00098IB ## ADs that name it (0) None. ## Approved models (179, first 50) - ATR - GIE Avions de Transport R gional ATR42-200 ([TCDS A53EU](https://openairdocs.org/tcds/A53EU)) - ATR - GIE Avions de Transport R gional ATR42-300 ([TCDS A53EU](https://openairdocs.org/tcds/A53EU)) - ATR - GIE Avions de Transport R gional ATR42-320 ([TCDS A53EU](https://openairdocs.org/tcds/A53EU)) - ATR - GIE Avions de Transport R gional ATR42-500 ([TCDS A53EU](https://openairdocs.org/tcds/A53EU)) - ATR - GIE Avions de Transport R gional ATR72-101 ([TCDS A53EU](https://openairdocs.org/tcds/A53EU)) - ATR - GIE Avions de Transport R gional ATR72-102 ([TCDS A53EU](https://openairdocs.org/tcds/A53EU)) - ATR - GIE Avions de Transport R gional ATR72-201 ([TCDS A53EU](https://openairdocs.org/tcds/A53EU)) - ATR - GIE Avions de Transport R gional ATR72-202 ([TCDS A53EU](https://openairdocs.org/tcds/A53EU)) - ATR - GIE Avions de Transport R gional ATR72-211 ([TCDS A53EU](https://openairdocs.org/tcds/A53EU)) - ATR - GIE Avions de Transport R gional ATR72-212 ([TCDS A53EU](https://openairdocs.org/tcds/A53EU)) - ATR - GIE Avions de Transport R gional ATR72-212A ([TCDS A53EU](https://openairdocs.org/tcds/A53EU)) - Airbus SAS A318-111 ([TCDS A28NM](https://openairdocs.org/tcds/A28NM)) - Airbus SAS A318-112 ([TCDS A28NM](https://openairdocs.org/tcds/A28NM)) - Airbus SAS A318-121 ([TCDS A28NM](https://openairdocs.org/tcds/A28NM)) - Airbus SAS A318-122 ([TCDS A28NM](https://openairdocs.org/tcds/A28NM)) - Airbus SAS A319-111 ([TCDS A28NM](https://openairdocs.org/tcds/A28NM)) - Airbus SAS A319-112 ([TCDS A28NM](https://openairdocs.org/tcds/A28NM)) - Airbus SAS A319-113 ([TCDS A28NM](https://openairdocs.org/tcds/A28NM)) - Airbus SAS A319-114 ([TCDS A28NM](https://openairdocs.org/tcds/A28NM)) - Airbus SAS A319-115 ([TCDS A28NM](https://openairdocs.org/tcds/A28NM)) - Airbus SAS A319-131 ([TCDS A28NM](https://openairdocs.org/tcds/A28NM)) - Airbus SAS A319-132 ([TCDS A28NM](https://openairdocs.org/tcds/A28NM)) - Airbus SAS A319-133 ([TCDS A28NM](https://openairdocs.org/tcds/A28NM)) - Airbus SAS A320-211 ([TCDS A28NM](https://openairdocs.org/tcds/A28NM)) - Airbus SAS A320-212 ([TCDS A28NM](https://openairdocs.org/tcds/A28NM)) - Airbus SAS A320-214 ([TCDS A28NM](https://openairdocs.org/tcds/A28NM)) - Airbus SAS A320-216 ([TCDS A28NM](https://openairdocs.org/tcds/A28NM)) - Airbus SAS A320-231 ([TCDS A28NM](https://openairdocs.org/tcds/A28NM)) - Airbus SAS A320-232 ([TCDS A28NM](https://openairdocs.org/tcds/A28NM)) - Airbus SAS A320-233 ([TCDS A28NM](https://openairdocs.org/tcds/A28NM)) - Airbus SAS A320-251N ([TCDS A28NM](https://openairdocs.org/tcds/A28NM)) - Airbus SAS A320-271N ([TCDS A28NM](https://openairdocs.org/tcds/A28NM)) - Airbus SAS A321-111 ([TCDS A28NM](https://openairdocs.org/tcds/A28NM)) - Airbus SAS A321-112 ([TCDS A28NM](https://openairdocs.org/tcds/A28NM)) - Airbus SAS A321-131 ([TCDS A28NM](https://openairdocs.org/tcds/A28NM)) - Airbus SAS A321-211 ([TCDS A28NM](https://openairdocs.org/tcds/A28NM)) - Airbus SAS A321-212 ([TCDS A28NM](https://openairdocs.org/tcds/A28NM)) - Airbus SAS A321-213 ([TCDS A28NM](https://openairdocs.org/tcds/A28NM)) - Airbus SAS A321-231 ([TCDS A28NM](https://openairdocs.org/tcds/A28NM)) - Airbus SAS A321-232 ([TCDS A28NM](https://openairdocs.org/tcds/A28NM)) - Airbus SAS A321-251N ([TCDS A28NM](https://openairdocs.org/tcds/A28NM)) - Airbus SAS A321-253N ([TCDS A28NM](https://openairdocs.org/tcds/A28NM)) - Airbus SAS A321-271N ([TCDS A28NM](https://openairdocs.org/tcds/A28NM)) - Airbus SAS A321-272N ([TCDS A28NM](https://openairdocs.org/tcds/A28NM)) - BAE Systems (Operations) Limited ATP ([TCDS A27NM](https://openairdocs.org/tcds/A27NM)) - BAE Systems (Operations) Limited Avro 146-RJ100A ([TCDS A49EU](https://openairdocs.org/tcds/A49EU)) - BAE Systems (Operations) Limited Avro 146-RJ70A ([TCDS A49EU](https://openairdocs.org/tcds/A49EU)) - BAE Systems (Operations) Limited Avro 146-RJ85A ([TCDS A49EU](https://openairdocs.org/tcds/A49EU)) - BAE Systems (Operations) Limited BAe 146-100A ([TCDS A49EU](https://openairdocs.org/tcds/A49EU)) - BAE Systems (Operations) Limited BAe 146-200A ([TCDS A49EU](https://openairdocs.org/tcds/A49EU)) All 179: https://openairdocs.org/stc/ST00098IB/models.md ## 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 ST00098IB** STC TWENTY ONE LIMITED 6 Nottingham Road Nottingham, NG10 1HP United Kingdom Part 25 Title 14 Code of Federal Regulations * * *See attached FAA Approved Model List (AML) No. ST00098IB for a list of approved aircraft models and applicable airworthiness regulations. 1. Introduction of ADS-B Out must be in accordance with STC Twenty One Limited Master Data List as listed on FAA AML No. ST00098IB. 2. Operation must be in accordance with STC Twenty One Limited Flight Manual Supplement as listed on FAA AML No. ST00098IB. 3. Maintenance must be in accordance with STC Twenty One Limited Instructions for Continued Airworthiness as listed on FAA AML No. ST00098IB. 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) December 13, 2022 February 22, 2023 Anthony E. Gallo Manager, International Validation Branch Compliance & Airworthiness Division Aircraft Certification Service 3 **IMPORT ST00098IB 3** IMPORT ST00098IB Date of Issuance: February 22, 2023 2. 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. 3. This STC is applicable to all serial numbers for this Make/Model aircraft. ----------END---------- 3 3 ### ST00098IB_AML.pdf FAA APPROVED MODEL LIST (AML) No. ST00098IB STC Twenty One Limited FOR Introduction of ADS-B Out Page 1 of 6 Original Issue Date: February 22, 2023 **REQUIRED DOCUMENTS** **ITEM** **AIRCRAFT** **MAKE AIRCRAFT MODEL TCDS** PART (See Note 1) **INSTALLATION** **INSTRUCTIONS** **NUMBER/DATE** **FLIGHT MANUAL** **SUPPLEMENT** **NUMBER/DATE** **INSTRUCTIONS FOR** **CONTINUED** **AIRWORTHINESS** **NUMBER/DATE AML** **AMENDMENT DATE** 1 Airbus SAS A318 Model -111/-112/-121/ -122 A319 Model -111/-112/-113/ -114/-115/-131/-132/-133 A320 Model -211/-212/-214/ -216/-231/-232/-233/-251N/ -271N A321 Model -111/-112/-131 /-211/-212/-213/-231/-232/ -251N/-253N/-271N/-272N A28NM 25 STC Twenty One Limited Master Data List Document No. S21.MDL-1415, Issue 6, dated March 6, 2020, or later EASA approved revision. STC Twenty One Limited Flight Manual Supplement Document No. S21.FMS-0152, Issue 02, dated December 20, 2018, or later EASA approved revision. STC Twenty One Limited Instructions for Continued Airworthiness Document No. S21.AMMS-0015, Issue 6, dated March 6, 2020, or later EASA accepted revision. N/A 2 ATR – GIE Avions de Transport Régional ATR 42-200 ATR 42-300 ATR 42-320 ATR 42-500 ATR 72-101 ATR 72-102 ATR 72-201 ATR 72-202 ATR 72-211 ATR 72-212 ATR 72-212A A53EU 3 BAE Systems ATP A27NM 4 BAE SYSTEMS (Operations) Limited BAe 146-Series -100/-200/-300 Avro 146-RJ Series 70/85/100 A49EU FAA APPROVED MODEL LIST (AML) No. ST00098IB STC Twenty One Limited FOR Introduction of ADS-B Out Page 2 of 6 **REQUIRED DOCUMENTS** **ITEM** **AIRCRAFT** **MAKE AIRCRAFT MODEL TCDS** PART (See Note 1) **INSTALLATION** **INSTRUCTIONS** **NUMBER/DATE** **AIRPLANE FLIGHT** **MANUAL SUPPLEMENT** **NUMBER/DATE** **INSTRUCTIONS FOR** **CONTINUED** **AIRWORTHINESS** **NUMBER/DATE AML** **AMENDMENT DATE** BAE SYSTEMS (Operations) Limited HS 748 Series 2A/2B A24EU 25 STC Twenty One Limited Master Data List Document No. S21.MDL-1415, Issue 6, dated March 6, 2020, or later EASA approved revision. STC Twenty One Limited Flight Manual Supplement Document No. S21.FMS-0152, Issue 02, dated December 20, 2018, or later EASA approved revision. STC Twenty One Limited Instructions for Continued Airworthiness Document No. S21.AMMS-0015, Issue 6, dated March 6, 2020, or later EASA accepted revision. N/A 6 British Aerospace Regional Aircraft Jetstream Model 3201 A56EU 7 BAE SYSTEMS (Operations) Limited Jetstream Model 4101 A41NM 8 Bombardier Inc. BD-100-1A10 T00005NY 9 Bombardier Inc. BD-700-1A10 BD-700-1A11 T00003NY 10 Bombardier Inc. CL-600-1A11 (600) CL-600-2A12 (601) CL-600-2B16 (601-3A Variant) CL-600-2B16 (601-3R Variant) CL-600-2B16 (604 Variant) A21EA 11 MHI RJ Aviation ULC CL-600-2B19 (RJ Series 100) CL-600-2C10 (Regional Jet Series 700, 701 & 702) CL-600-2D15 (Regional Jet Series 705) CL-600-2D24 (Regional Jet Series 900) CL-600-2E25 (Regional Jet Series 1000) A21EA-1 FAA APPROVED MODEL LIST (AML) No. ST00098IB STC Twenty One Limited FOR Introduction of ADS-B Out Page 3 of 6 **REQUIRED DOCUMENTS** ITEM AIRCRAFT MAKE AIRCRAFT MODEL TCDS PART (See Note 1) INSTALLATION INSTRUCTIONS NUMBER/DATE AIRPLANE FLIGHT MANUAL SUPPLEMENT NUMBER/DATE INSTRUCTIONS FOR CONTINUED AIRWORTHINESS NUMBER/DATE AML AMENDMENT DATE 12 De Havilland Aircraft of Canada Limited DHC-8-102 DHC-8-103 DHC-8-106 DHC-8-201 DHC-8-202 DHC-8-301 DHC-8-311 DHC-8-315 DHC-8-401 DHC-8-402 A13NM 25 STC Twenty One Limited Master Data List Document No. S21.MDL-1415, Issue 6, dated March 6, 2020, or later EASA approved revision. STC Twenty One Limited Flight Manual Supplement Document No. S21.FMS-0152, Issue 02, dated December 20, 2018, or later EASA approved revision. STC Twenty One Limited Instructions for Continued Airworthiness Document No. S21.AMMS-0015, Issue 6, dated March 6, 2020, or later EASA accepted revision. N/A 13 Textron Aviation Inc. 500 560 S550 550 560XL A22CE 14 Embraer S.A. EMB-120 EMB-120ER EMB-120RT A31SO 15 Embraer S.A. EMB-135BJ EMB-135ER EMB-135LR EMB-145 EMB-145EP EMB-145ER EMB-145LR EMB-145MP T00011AT 16 Embraer S.A. **ERJ 170-100 LR ERJ 170-100 STD ERJ 170-200 LR ERJ 170-200 STD A56NM** FAA APPROVED MODEL LIST (AML) No. ST00098IB STC Twenty One Limited FOR Introduction of ADS-B Out Page 4 of 6 REQUIRED DOCUMENTS ITEM AIRCRAFT MAKE AIRCRAFT MODEL TCDS PART (See Note 1) **INSTALLATION** **INSTRUCTIONS** **NUMBER/DATE** **AIRPLANE FLIGHT** **MANUAL SUPPLEMENT** **NUMBER/DATE** **INSTRUCTIONS FOR** **CONTINUED** **AIRWORTHINESS** **NUMBER/DATE AML** **AMENDMENT DATE** 17 Embraer S.A. ERJ 190-100 ECJ ERJ 190-100 IGW ERJ 190-100 LR ERJ 190-100 STD ERJ 190-200 IGW ERJ 190-200 LR ERJ 190-200 STD A57NM 25 STC Twenty One Limited Master Data List Document No. S21.MDL-1415, Issue 6, dated March 6, 2020, or later EASA approved revision. STC Twenty One Limited Flight Manual Supplement Document No. S21.FMS-0152, Issue 02, dated December 20, 2018, or later EASA approved revision. STC Twenty One Limited Instructions for Continued Airworthiness Document No. S21.AMMS-0015, Issue 6, dated March 6, 2020, or later EASA accepted revision. N/A 18 Embraer S.A. EMB-545 EMB-550 TC00062IB 19 Learjet Inc. 24, 24A, 24B, 24B-A, 24D, 24D-A, 24F, 24F-A, 25, 25B, 25C, 25D, 25F, 31, 31A, 35, 35A, 36, 36A, 55, 55B, 55C, 60 A10CE 20 Learjet Inc. 45 T00008WI 21 Saab AB, Support and Services SAAB 2000 A47NM 22 Saab AB, Support and Services **340A (SAAB/SF340A) SAAB 340B** A52EU 23 The Boeing Company 707-100 Long Body 707-200 707-100B Long Body 707-100B Short Body 4A21 4b 24 The Boeing Company 720 720B 4A28 FAA APPROVED MODEL LIST (AML) No. ST00098IB STC Twenty One Limited FOR Introduction of ADS-B Out Page 5 of 6 REQUIRED DOCUMENTS ITEM AIRCRAFT MAKE AIRCRAFT MODEL TCDS PART (See Note 1) **INSTALLATION** **INSTRUCTIONS** **NUMBER/DATE** **AIRPLANE FLIGHT** **MANUAL SUPPLEMENT** **NUMBER/DATE** **INSTRUCTIONS FOR** **CONTINUED** **AIRWORTHINESS** **NUMBER/DATE AML** **AMENDMENT DATE** 25 The Boeing Company 717-200 MD-90-30 A6WE 25 STC Twenty One Limited Master Data List Document No. S21.MDL-1415, Issue 6, dated March 6, 2020, or later EASA approved revision. STC Twenty One Limited Flight Manual Supplement Document No. S21.FMS-0152, Issue 02, dated December 20, 2018, or later EASA approved revision. STC Twenty One Limited Instructions for Continued Airworthiness Document No. S21.AMMS-0015, Issue 6, dated March 6, 2020, or later EASA accepted revision. N/A DC-9-14 DC-9-15 DC-9-21 DC-9-34F DC-9-32 DC-9-33F DC-9-34 DC-9-41 DC-9-51 4b DC-9-81 (MD-81) DC-9-82 (MD-82) DC-9-83 (MD-83) DC-9-87 (MD-87) MD-88 25 26 The Boeing Company 727 Series 727-100 Series 727-100C Series 727-200 Series 727-200F Series 727C Series A3WE 4b 27 The Boeing Company 737-100 Series 737-200 Series 737-200C Series 737-300 Series 737-400 Series 737-500 Series 737-600 Series 737-700 Series 737-8 Series 737-800 Series 737-900 Series 737-900ER Series A16WE 25 FAA APPROVED MODEL LIST (AML) No. ST00098IB STC Twenty One Limited FOR Introduction of ADS-B Out Page 6 of 6 REQUIRED DOCUMENTS ITEM AIRCRAFT MAKE AIRCRAFT MODEL TCDS PART (See Note 1) **INSTALLATION** **INSTRUCTIONS** **NUMBER/DATE** **AIRPLANE FLIGHT** **MANUAL SUPPLEMENT** **NUMBER/DATE** **INSTRUCTIONS FOR** **CONTINUED** **AIRWORTHINESS** **NUMBER/DATE AML** **AMENDMENT DATE** 28 The Boeing Company 757-200 Series 757-200PF Series 757-300 Series A2NM STC Twenty One Limited Master Data List Document No. S21.MDL-1415, Issue 6, dated March 6, 2020, or later EASA approved revision. STC Twenty One Limited Flight Manual Supplement Document No. S21.FMS-0152, Issue 02, dated December 20, 2018, or later EASA approved revision. STC Twenty One Limited Instructions for Continued Airworthiness Document No. S21.AMMS-0015, Issue 6, dated March 6, 2020, or later EASA accepted revision. N/A General Notes: 1. Certification Basis – Based on 14 CFR § 21.115 and § 21.101, and the FAA Order 8110.48A, the certification basis for the aircraft models are as follows: a. The type certification basis for the aircraft models are shown on the applicable TCDS for parts not changed or not affected by the change. b. The type certification basis for the aircraft models are shown on the applicable TCDS for parts changed or affected by the change. FAA Approved: FOR Anthony E. Gallo Manager, International Validation Branch Compliance & Airworthiness Division Aircraft Certification Service ## Every issue (1) - February 22, 2023: Issued, Current. [certificate](https://openairdocs.org/files/sha256/aa/f9/aaf9c50aa755fa358b854eaf631a7894006e6e4fb525790ae7a100ac59527ad0), [ST00098IB_AML.pdf](https://openairdocs.org/files/sha256/66/e5/66e537bdca9b5eceb391ffb97a3ef491bb05eaf1a6154fc0406f0743101a07dd) --- 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.