STC SA03275NY

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Page 1 of 4FAA Form 8110-2 (5/14) 129 MacLaurin Drive IMPORT Number: SA03275NY This certificate issued to: Rocky Mountain Aircraft Calgary, Alberta, T3Z 3S4 Canada Part 3 of the Civil Air Regulations.

Original Product – Type Certificate Number: Make: Viking Air Limited A9EA Model: DHC-6-100/-200/-300/-400 Description of Type Design Change:

1. Installation of Supplemental Oxygen System in accordance with Transport Canada Civil Aviation (TCCA) approved Rocky Mountain Aircraft (RMA) or later TCCA approved revisions.

Aircraft Make/Model Report Number Revision Date DHC-6 Series 100, 200, 300 E104310 B July 25, 2013 E104311 B July 25, 2013 DHC-6 Series 400 E106810 - April 27, 2017 E106811 - May 4, 2017 (See Description of Type Design Change continued on Page 3 of 4) Limitations and Conditions:

1. The aircraft must be operated in accordance with the “Limitations” section of the RMA Flight Manual Supplement:

Aircraft Make/Model Report Number Revision Date DHC-6 Series 100, 200, 300 E104330 B July 25, 2013 DHC-6 Series 400 E106830 - May 26, 2017 (See Limitations and Conditions continued on Page 3 of 4)

Date of Application: June 12, 2012 Date Reissued:

Date of Issuance: April 29, 2013 Date Amended: August 15, 2017 By Direction of the Administrator Signature Title Gaetano Sciortino Manager New York ACO Branch The STC’s supporting documentation (drawings, instructions, specifications, flight manual supplements, etc.) is th e property of the STC holder.

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Page 2 of 4FAA Form 8110-2 (5/14)

Transfer Endorsement Transfer the ownership of Supplemental Type Certificate Number: SA03275NY To (Name and address of transferee) From (Name and address of grantor) Extent of Authority (if licensing agreement):

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: SA03275NY FAA Form 8110-2 (5/14) Page 3 of 4 Date Amended: August 15, 2017 Description of Type Design Change (continued):

2. Maintenance must be in accordance with TCCA accepted RMA Maintenance Manual Supplement and Instructions for Continued Airworthiness as listed or later Transport Canada accepted revision.

3. Operations must be in accordance with TCCA approved Flight Manual Supplement as listed or later TCCA approved revision.

Aircraft Make/Model Report Number Revision Date DHC-6 Series 100, 200, 300 E104330 B July 25, 2013 DHC-6 Series 400 E106830 - May 26, 2017 Limitations and Conditions (continued):

2. Maintenance must be in accordance with TCCA accepted RMA Maintenance Manual Supplement and Instructions for Continued Airworthiness as listed or later Transport Canada accepted revision.

3. 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.

4. The installer must determine whether this design change is compatible with previously approved modifications Certification Basis:

DHC-6-100/-200/-300 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 Viking Air Limited DHC-6-100/-200/-300 aircraft is as follows:

(a) For parts not changed or not affected by the change: The existing type certification basis for the aircraft model as shown on the FAA Type Certificate Data Sheet A9EA

(b) For parts changed or affected by the change: The existing type certificate basis for the aircraft model as shown on the FAA Type Certificate Data Sheet A9EA in addition to:

(See Certification Basis continued on Page 4 of 4) The STC’s supporting documentation (drawings, instructions, specifications, flight manual supplements, etc.) is the propert y of the STC holder.

Aircraft Make/Model Report Number Revision Date DHC-6 Series 100, 200, 300 E104331 C May 26, 2017 DHC-6 Series 400 E106831 - November 15, 2016 Aircraft Make/Model Report Number Revision Date DHC-6 Series 100, 200, 300 E104331 C May 26, 2017 DHC-6 Series 400 E106831 - November 15, 2016

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: SA03275NY Date Amended: August 15, 2017 FAA Form 8110-2 (5/14) Page 4 of 4 Certification Basis (continued):

FAR Part 23 amdt 23-0 FAR 23.1309 amdt 23-14 FAR 23.1441 amdt 23-9 FAR 23.1443 amdt 23-9 FAR 23.1447 amdt 23-9 FAR 23.1449 amdt 23-9 FAR 23.1529 amdt 23-8 DHC-6 Series 400 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 Viking Air Limited DHC-6-400 aircraft is as follows:

(a) For parts not changed or not affected by the change: The existing type certification basis for the aircraft model as shown on the FAA Type Certificate Data Sheet A9EA

(b) For parts changed or affected by the change: The existing type certificate basis for the aircraft model as shown on the FAA Type Certificate Data Sheet A9EA in addition to:

FAR Part 23 amdt 23-0 FAR 23.853 amdt 23-49 FAR 23.1309 amdt 23-14 FAR 23.1359 amdt 23-49 FAR 23.1441 amdt 23-9 FAR 23.1443 amdt 23-9 FAR 23.1447 amdt 23-9 FAR 23.1449 amdt 23-9 FAR 23.1501 amdt 23-7 FAR 23.1529 amdt 23-8 FAR 23.1585 amdt 23-7 ----------END---------- Possession of this Sup plemental Type Certificate (STC) document by persons other than the STC holder does not co nstitute rights to the design data nor to alter an aircraft, aircraft engine, or propeller. The STC’s supporting documentation (drawings, instructions, specifications, flight manual supplements, etc.) is th e property of the STC holder.