Overview

• The Fondation pour le logement’s fifth barometer finds 32% of listings in rent-capped cities exceed legal ceilings, a four-point rise from 2024.
• Illegal overcharges average €192 per month nationwide and €237 in Paris, where 31% of listings remain above the cap despite improvement since 2021.
• Non-compliance concentrates in Plaine Commune (59%), Biarritz (53%), Grenoble (45%) and the Pays basque (38%), with disparities across other cities.
• Furnished rentals show 41% non-compliance and energy-inefficient units account for 38% of violations, while 91% of homes of 10 m² or less exceed the limits.
• The foundation launches a campaign to make the regime permanent, expand eligibility to willing cities, shift enforcement burden off tenants, and increase fines.