A renewal obligation attaches to any durable form — a job, office, regulation, project structure, or community norm — a recurring, lightweight requirement to revalidate itself: is this still needed? is its function still the one it was created for? is the participant still well placed? has the environment changed? is the burden still justified? Not endless bureaucracy — a normal, periodic check.
Shifting the burden of proof
Its point is to move the burden of proof. Today forms persist largely because they already exist, so the burden falls on whoever wants change: prove why this should change. A renewal obligation reverses that toward show that this form still corresponds to current reality. That single shift is one of the most practical drift safeguards there is, because it stops obsolete structures from coasting on inertia and pairs naturally with expiring authority. See Designing for Drift.