STC ST00016DE-D

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: ST00016DE-D This certificate issued to:

Learjet Inc.

One Learjet Way Wichita, Kansas 67209 Part 25 of the Federal Aviation Regulations.

Original Product -Type Certificate Number: A20EA Make: de Havilland Model: DHC-7-102 Description of Type Design Change:

Installation of TCAS II System and Mode S Transponders) in accordance with AMR Combs, Inc.

Certification Drawing List 7500366, revision N/C, dated February 12, 1993, FAA approved February 12, 1993, or later approved revision.

1. FAA approved Airplane Flight Manual Supplement dated August 31, 1993, or later approved revision is required.

2. This approval should not be extended to aircraft of this model on which previously approved modifications are incorporated unless it is determined that the interrelationship between this change and any of those other previously approved modifications including changes in type design, will introduce no adverse effect upon the airworthiness of that aircraft.

Date of Application: August 13, 1992 Date Reissued: January 4, 1995 May 7, 2002 Date of Issuance: August 6, 1993 Date Amended: August 31, 1993 FEDERAL AVIATION By Direction of the Administrator Cros (Signature) * David T. Grossman Program Manager TOMINSTRATOR Northwest Mountain Region, Denver, Colorado Denver Aircraft Certification Office.

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