Tooling · The retirement plan · Element
The cutoff
The date after which the tool is off, and what happens to the data.
The part
What it is
A retirement with no date remains a parallel system indefinitely, which is the outcome the plan exists to prevent.
Data retention is a separate decision from access: keeping an archive is cheap, keeping a live system is not.
The smallest level
The attributes it carries
Each attribute is one of the framework’s shared types. What a date is, and how it is written, is defined once for the whole model — the note here says what it means in this particular place.
Contract ends
When billing stops, which is frequently later and is the point of the exercise.
Date shared type