STC SA5227NM

United States of America Department of Transportation_Federal Aviation Administration Supplemental Type Certificate Number SA5227NM

This certificate, issued to: Corporate Air 1001 S. 24 th St. W., Creekside One, Suite 111 Billings, Montana 59102

Part 23* of the Federal Aviation Regulations. * Certification basis is set forth in Type Certificate Data Sheet A24CE Original Product⎯Type Certificate Number: A24CE Make: Raytheon Aircraft Company Model: 1900, 1900C, and 1900D

Description of the Type Design Change:

Reduce number of passenger seats installed from nineteen (19) to nine (9) passengers in accordance with Corporate Air Service Instructions CA 1900-1, dated September 18, 1991 or Installation Instructions No.

CA 1900-INS, dated July 30, 2004, Revision Original, or later FAA approved revision.

1. A copy of this certificate, along with a copy of FAA Approved Airplane Flight Manual Supplement No.

CA1900-1, Rev. A, dated and approved July 30, 2004, or later FAA approved revision is required and must be maintained as a part of the permanent records for this aircraft.

2. Seating installation is limited to nine passengers or less.

3. The installer must determine whether this design change is compatible with previously approved modifications.

4. 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.

5. This modification did not increase the noise level and was not considered an acoustical change as defined in paragraph 21.93(b) of the Federal Avation Regulations.

Date of application: April 22, 2004 Date reissued:

Date of issuance: September 18, 1991 Date amended: July 30, 2004, August 29, 2012

(Signature) Todd Dixon Northwest Mountain Regional Manager Denver Aircraft Certification Office (Title)