STC ST04483AT

Number: ST04483AT

FAA Form 8110-2 (5/14) Page 1 of 3

This certificate issued to: Avionics Support Group, Inc.

13155 SW 132 Avenue Miami, FL 33186 Part 25 of the Federal Aviation Regulations.

Original Product – Type Certificate Number: T00008NY Make: Airbus Canada Limited Partnership Model: BD-500-1A10 and BD-500-1A11 Description of Type Design Change:

Installation of the Avionics Support Group Constant Friction Mount (cfMount) with Cradle on Airbus BD- 500-1A10(A220-100)/BD-500-1A11(A220-300) Series Aircraft per Master Drawing List, 219223-MDL, Revision A, dated January 14, 2020, or later FAA approved revision.

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 219223- ICA, Rev. IR , dated October 31, 2019 or later FAA accepted revision must be made available to the operator at the time of installation.

Date of Application: August 27, 2019 Date Reissued:

Date of Issuance: August 06, 2020 Date Amended:

Signature

Title: (for) Christina Underwood, Manager Atlanta ACO Branch

Number: ST04483AT

FAA Form 8110-2 (5/14) Page 2 of 3

Transfer the ownership of Supplemental Type Certificate Number: ST04483AT

To (Name and address of transferee)

From (Name and address of grantor)

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: ST04483AT

FAA Form 8110-2 (5/14) Page 3 of 3

Data of Issuance: August 06, 2020 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 Airbus BD-500-1A10/-1A11 series aircraft is as follows:

a. The type certification basis for the Airbus BD-500-1A10/-1A11 airplane is shown on TCDS T00008NY 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, August 27, 2019, is based upon part 25 as amended by Amendment 25-146. 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 25-146 § 25.29 § 25.301 § 25.303 § 25.305 § 25.307 § 25.561 § 25.571 § 25.601 § 25.603 § 25.605 § 25.609 § 25.611 § 25.613 § 25.773 § 25.789 § 25.853 § 25.1301 § 25.1309 § 25.1529 § 25.1541 Regulations at an intermediate amendment None Regulations at the amendment level in TCDS T00008NY 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---------------------------