STC ST12243IB

IMPORT ST12243IB

JET AVIATION AG AESCHENGRABEN 6 4051 BASEL

SWITZERLAND Part 25 Title 14 Code of Federal Regulations T00015AT Gulfstream Aerospace Corporation GVIII-G700

1. This STC is applicable to serial numbers listed in the referenced MDL as outlined in the Description of Type Design Change section of this STC.

(See Limitations and Conditions Continued on Page 3 of 3) 12/16/2025 12/16/2025 04/24/2026 07/09/2026 09/16/2026 John Yoo Manager, International Validation Branch Compliance & Airworthiness Division Aircraft Certification Service 3

1. Installation of a VVIP cabin interior into a green Gulfstream GVIII-G700 in accordance with either Jet Aviation AG Master Data List (MDL): JBSL-M-04275MDL-074, Issue D, dated January 29, 2026; or JBSL-M-04275MDL-100, Issue A, dated March 31, 2026; or JBSL-M-04275MDL-112, Issue C, dated June 24, 2026; or JBSL-M-04275MDL-124, Issue A, dated August 28, 2026, or later EASA approved revisions.

(See Description of Type Design Change Continued on Page 3 of 3)

2. Maintenance in accordance with Jet Aviation AG Instructions for Continued Airworthiness (ICA) JBSL-M-04275ICA-001, Issue A, dated November 11, 2025, or later EASA accepted revision; and EWIS ICA GCD000013273, Revision K, dated November 19, 2025, or later EASA accepted revision; and either EWIS Zonal Assessment:

JBSL-M-04275EZA-074, issue A, dated November 6, 2025, for installations using the -074 MDL; or JBSL-M-04275EZA-100, issue A, dated March 18, 2026, for installations using the -100 MDL; or JBSL-M-04275EZA-112, issue B, dated June 16, 2026, for installations using the -112 MDL: or JBSL-M-04275EZA-124, issue B, dated August 17, 2026, for installations using the -124 MDL, or later EASA accepted revisions.

3. Operation in accordance with Jet Aviation AG Airplane Flight Manual Supplement JBSL-M-04275DPS-003, Issue C, dated June 11, 2026, or later EASA approved revision.

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

3. Maintenance must be in accordance with the Airworthiness Limitation Section of the ICA listed in the Description of Type Design Change section of this STC.

4. Operation must be in accordance with the Limitation Section of the Airplane Flight Manual Supplement listed in the Description of Type Design Change section of this STC.

5. 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.

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