# STC SA02855CH - Type: Supplemental type certificate - Status: Current, Reissued - Holder: Fargo Jet Center LLC, United States - Description: Installation of weather modification equipment for the purpose of modifying weather conditions - Applied: February 18, 2009 - Status date: May 1, 2020 - Product: Aircraft, Large Airplane - Certification basis: Part 21, Part 23, Part 36 - Data sheets: [TCDS 3A20](https://openairdocs.org/tcds/3A20) - Certificate PDF: https://openairdocs.org/files/sha256/39/ba/39ba4bc69acee196b7cf9f53cc1dbe8b5b69ef4a51b76e64b4945057a643d1f5 - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/C51F9D8FC875E8A0862585AE00682BED.0001 - DRS record last changed: December 6, 2025 - Page: https://openairdocs.org/stc/SA02855CH ## ADs that name it (0) None. ## Approved models (3) - Beechcraft Corporation C90A ([TCDS 3A20](https://openairdocs.org/tcds/3A20)) - Beechcraft Corporation C90GT ([TCDS 3A20](https://openairdocs.org/tcds/3A20)) - Beechcraft Corporation 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. Part 23 of the Federal Aviation Regulations. (See Type Certificate Data Sheet No. 3A20 for complete certification basis) Installation of weather modification equipment for modifying weather conditions in accordance with Installation Drawing List 219- 004-IDL_C90 revision B dated October 16, 2019 or later FAA approved revision. 1. For model C90A airplanes where this modification has been demonstrated to be compliant with 14 CFR part 36, Appendix G through Amendment 36-31. FAA Approved Airplane Flight Manual Supplement, Document No. 219-023-AFMS_C90A, revision D, approved September 09, 2019 with revised noise level pages or later FAA approved revisions is required on board the modified aircraft. 2. For model C90GT and C90GTi airplanes where this modification has been demonstrated to be compliant with 14 CFR part 36, Appendix G through Amendment 36-31. FAA Approved Airplane Flight Manual Supplement, Document No. 219-024- AFMS_C90GT, C90GTi revision D, approved September 09, 2019 with revised noise level pages or later FAA approved revisions is required on board the modified aircraft. This certificate and the supporting data, which is the basis for approval, shall remain in effect until surrendered, suspended, revoked or a termination date is otherwise established by the Administrator of the Federal Aviation Administration. Fargo Jet Center LLC 3802 20th Street North Fargo, ND 58102 3A20 Make: Hawker Beechcraft C90A, C90GT, C90GTi Date of application: February 18, 2009 Date of issuance: June 28, 2010 Date reissued: June 10, 2015; May 1, 2020 Date amended: October 28, 2019 (Signature) Monica L. Nemecek, Manager Airframe & Administrative Section Chicago ACO Branch (Title) United States of America Department of Transportation - Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number SA02855CH Date Amended: October 28, 2019 Date reissued: May 1, 2020 Certification Basis (Continued): FAA FORM 8110-2-1(10-69) PAGE 2 of 3 PAGES Transfer the ownership of Supplemental Type Certificate Number to (Name of transferee) (Address of transferee) (Number and street) (City, State, and ZIP code) from (Name of grantor) (Print of type) (Address of grantor) (Number and street) (City, State, and ZIP code) United States of America Department of Transportation - Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number SA02855CH Date Amended: October 28, 2019 Date reissued: May 1, 2020 Certification Basis (Continued): FAA FORM 8110-2-1(10-69) PAGE 3 of 3 PAGES 3 For model, C90A airplanes registered with EASA member states where this modification has been demonstrated to be compliant with 14 CFR part 36, Appendix G through Amendment 36-3, FAA Approved Airplane Flight Manual Supplement, Document No. 219-025-AFMS_C90A revision IR, approved October 15, 2019 with revised noise level pages or later FAA approved revisions is required on board the modified aircraft,. 4 For model, C90GT, C90GTi airplanes registered with EASA member states where this modification has demonstrated to be compliant with 14 CFR part 36, Appendix G through Amendment 36-3, FAA Approved Airplane Flight Manual Supplement, Document No. 219-026-AFMS_C90GT & C90GTi revision IR, approved October 15, 2019 with revised noise level pages or later FAA approved revisions is required on board the modified aircraft. 5 The aircraft must be maintained in accordance with the Airworthiness Limitations Section contained in Weather Modification Document No. 219-025-ICA_C-90, Revision C, approved October 09, 2018, or later FAA Approved revisions in addition to those in the basic aircraft maintenance manual not affected by this approval. 6 The installer must determine whether this design change is compatible with previously approved modifications. 7 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. 8 When the aircraft is modified by this STC, the aircraft must be operated in the restricted category. -END- ## Every issue (6) - May 1, 2020: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/39/ba/39ba4bc69acee196b7cf9f53cc1dbe8b5b69ef4a51b76e64b4945057a643d1f5) - October 28, 2019: Amended, Historical. [certificate](https://openairdocs.org/files/sha256/06/cd/06cd48c97d675edf4c04d8b29032d072e2c0e7e4247c2f9e614f46d81aeac145) - September 11, 2019: Amended, Historical. [certificate](https://openairdocs.org/files/sha256/4c/8e/4c8e6edc2b715e7a7564e4d027390f4472701c86898e4b5c0c814dd54931f9bb) - June 10, 2015: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/df/8d/df8d1f157a975dd87ad289cb437f0c72a3c33228b2f77e4b0cdfcb694273bb5b) - March 20, 2015: Amended, Historical. [certificate](https://openairdocs.org/files/sha256/83/39/83398d331f2274b034d064ebbf7d65be44d80dc5b49619676462097c5ad33e06) - June 28, 2010: Issued, Historical. [certificate](https://openairdocs.org/files/sha256/74/2c/742cff28bbb0e5278fde8d0ab1e7bd426cfd7cf64f2e91a4c39a4353e2de0079) --- 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.