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 approved stretcher on seat rails.
Replace existing nickel- cadmium battery with Gill Teledyne BB638/T series lead-acid battery.
Reduce number of passenger seats installed from 15 to 8 passengers.
Installation of Parmetheus Plus LED PAR36 and PAR46 taxi and landing lights.