A record whose status as a public record has been formally cancelled under s25 of the Act. Not the same as ; it is a specific statutory process.
Discharge is a specific statutory step under s25 that cancels a record's status as a ; it is not the same as deleting it. Most staff will never use it directly; it is an IM/RM compliance process.
IAR turns terms like this into working practice: assets classified against your disposal authority, stewarded by position, and ready to evidence.