Application for Supplemental Type Certificate (STC)


This service allows the beneficiaries to apply for a GACA Supplemental Type Certificate (STC) under the provisions of GACAR Part 21 Subpart D for a major change in type design to be installed on Saudi registered aircraft, other than design changes issued under Subpart C. (GACAR § 21.101).

GACA certificated air carrier, air operator or repair station certificated under GACA/FAR Parts 121, 125, 135 or 145, or a GACA/FAR Part 91 Aircraft Owner/Operator who has engineering resources or can obtain engineering services under contract.
1. GACA acceptance to support the project via response to the letter of intent.
2. Familiarity with the STC Certification process.
GACA AC 021-07 Alterations and Repairs.
Required Documents
1.GACA response to the Letter of Intent
2.Letter of application addressed to Airworthiness Manager.
3.GACA Form 8110-12 Application for Supplemental Type Certificate (STC) and Repair Design Approval (RDA).
4.Preliminary Certification plan including basis of certification.
5.Preliminary Compliance Checklist.
6.Master Data List - Draft.
7.Proof of fee payment.
8.Preliminary Certification Data (as applicable).
9.Preliminary Required Operating Data such as Aircraft Flight Manual Supplement (AFMS).
Delivery Time
140 Business Days.
Terms and Conditions
1. Refer to GACA AC 021-07 Alterations and Repairs. 2. The application for an STC may be subject to a sequencing process due to workload, which may impact the initiation of the project. 3. A GACA STC project coordination meeting should take place AEAP.
Additional Help
The GACA STC process is based on the FAA STC process. Accordingly, FAA AC 21-40( ) should be read in conjunction with the procedures provided in GACA AC 021-07. In case of conflict between the two, the procedures in GACA AC 021-07 are to prevail.

Help Documents