In Service – Aircraft is in active service with an operator.
Stored – Aircraft is parked for a long term. Can be made operational again.
WFU – Withdrawn From Use. Mostly intact, possibly used for parts.
Derelict – Aircraft has either been abandoned/neglected by the owner. Ownership my be unclear.
Being Modified – Aircraft is undergoing substantial structural or interior modifications.
Being Repaired – Aircraft is in heavy maintenance or is being substantially repaired.
Scrapped – Airframe and/or wings have been broken apart. Little or no substantial parts of aircraft remain.
**SCRAP DATES ARE HIGHLY SUBJECTIVE**