PIM assignments: eligible vs active, time-bound vs permanent

Verdict: Eligible means the user must activate before using the role; active means no action is needed. Time-bound has start and end dates; permanent has none. These are two independent axes, and just-in-time access is the eligible model.

CriterionEligible assignmentActive assignmentTime-boundPermanent
What it meansUser must act (activate) to use the roleUser already has the role's privilegesValid only within start and end datesNo expiry, always in place
AxisWhether action is neededWhether action is neededDurationDuration
Use it forNo standing access, activate on demand (JIT)Roles a user needs continuouslyFixed-length projects or contractorsOngoing standing assignments

Rules

Traps