The use of Hand-held fire extinguishers containing Halon in Aircraft will become prohibited end of 2025 and you will need to replace all them.
Installation of Supplemental Baggage Compartment Floor in accordance with Aeronautical Accessories, Inc., Drawing List Report No. AA-03047, Revision A, dated September 4, 2003, or later Federal Aviation Administration (FAA) approved revision.
Manufacture of replacement passenger window.
Manufacture of Baggage Floor Protector in accordance with Aeronautical Accessories, Inc. Drawing List Report No. AA-98097, no revision, dated October 2, 1998, or later FAA approved revisions, and installation per Aeronautical Accessories, Inc. Report AA-98091, no revision, dated July 27, 1998, or later FAA approved revisions.
Installation of cabin air conditioning system.
Support unit for medical devices EASA.R.S.01416