# ILAT (Indice des Loyers des Activités Tertiaires)

> French rent index for tertiary leases.

**Canonical URL:** https://classa.info/glossary/ilat
**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
- French rent index for tertiary leases.
- Office leases in France typically index annually to the ILAT.

## Key facts
- **category**: Lease economics
- **regionScope**: EU

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