STC ST00111DE-D

CARO DOES DE AmERICA Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: ST00111DE-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: A31SO Make: Empresa Brasileira de Aero S.A.

Model: EMB-120RT and EMB-120ER Description of Type Design Change:

Installation of Allied Signal CAS-66A TCAS I System in accordance with Learjet Inc. Master Document List 7501080, revision N/C, dated June 20, 1994, FAA approved June 23, 1994, or later approved revision.

1. FAA approved Airplane Flight Manual Supplement, 01080-01, dated June 23, 1994, or Airplane Flight Manual Supplement, BAS40040001, dated June 23, 1999 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.

3. A copy of the appropriate Airplane Flight Manual Supplement and this certificate must be maintained as part of the permanent records for the modified aircraft.

4. 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.

Date of Application: May 5, 1994 Date Reissued: January 4, 1995 May 7, 2002 Date of Issuance: June 23, 1994 Date Amended: June 23, 1999 FEDERAL AVIATION By Direction of the Administrator Da T Gro (Signature) David T. Grossman Program Manager TOMNISTRATO Northwest Mountain Region, Denver, Colorado Denver Aircraft Certification Office.

(Title)

AA FORM 8110-2(10-68)