STC ST00195BO

FAA Form 8110-2(10-68) Page 1 of 2 Number ST00195BO This Certificate issued to Learjet Incorporated 85-173 Bradley International Airport Windsor Locks, Connecticut 06096

Part 25 of the Federal Aviation Regulations.

Original Product Type Certificate Number : T00008WI Make : Learjet

Model : 45

Installation of Honeywell EGPWS Software Upgrade (Master Document List -1 configuration ); and/or optional Runway Awareness and Advisory System (RAAS) (Master Document List -2 configuration); or EGPWS Software Upgrade with wiring provisions for optional Runway Awareness and Advisory System (RAAS) (Master Document List -3 configuration) in accordance with Bombardier Aerospace Business Aviation Services Master Document List, document number BAS45017000, Revision A, dated September 15, 2005 or later FAA approved revision.

1. Bombardier Aerospace Business Aviation Services Aircraft Flight Manual Supplement for Learjet Model 45, document number BAS45047000, Rev NC, FAA approved March 17, 2004 or later FAA approved revision is required for –1 or -3 configuration of the Master Document List - EGPWS Software Upgrade (-218-218 Software).

Date of application : February 9, 2004

Date of issuance : March 17, 2004 Date reissued :

Date amended : April 7, 2004, October 12, 2005

( Signature) Robert G. Mann Manager, Boston Aircraft Certification Office

( Title)

FAA Form 8110-2-1(10-69) Page 2 of 2

Number ST00195BO Date Amended: April 7, 2004, October 12, 2005

Limitations and Conditions (Cont’d):

2. The approval for the Master Document List –1 or -3 c onfiguration, EGPWS Software Upgrade (-218-218 Software), is contingent on the aircraft being equipped with a previously approved installation of a MK V Honeywell EGPWS with Version - 208-208 Software or later FAA approved version.

3. Bombardier Aerospace Business Aviation Services Aircraft Flight Manual Supplement for Learjet Model 45, document number BAS45047001, Rev NC, FAA approved April 7, 2004 or later FAA approved revision is required for -2 configuration of the Master Document List - Runway Awareness Advisory System.

4. The approval for the Master Document List -2 configurati on, Runway Awareness Advisory System (RAAS), is contingent on the aircraft being equipped with a previously approved installation of a MK V Honeywell EGPWS with Version -218-218 Software or later FAA approved version.

5. This approval should not be incorporated in any aircraft of this specific model on which other previously approved modifications are incorporated, unless it is determined that the interrelationship between this change and any of those previously incorporated approved modifications will not introduce any adverse effect upon the airworthiness of the aircraft.

6. This approval does not require a change to the Instructions for Continued Airworthiness (ICA’s).

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.

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