# Certificate of occupancy (CO)

> Local-authority sign-off that the space may be occupied.

**Canonical URL:** https://classa.info/glossary/certificate-of-occupancy
**Page type:** glossary
**Last updated:** 2026-04-01T00:00:00.000Z
**License:** CC BY 4.0 with attribution to Class A Atlas (https://classa.info).

## TL;DR
- Local-authority sign-off that the space may be occupied.
- Required for legal tenant occupancy in most jurisdictions.

## Key facts
- **category**: Legal
- **regionScope**: Global

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Citation: Source: Class A Atlas (https://classa.info/glossary/certificate-of-occupancy), updated 2026-04-01T00:00:00.000Z.