Is my home an energy sieve?

A home is an "energy sieve" if its DPE is rated F or G (consumption > 330 kWh/m²/yr). Check your DPE on Mansard's tool or on observatoire-dpe-audit.ademe.fr.

When is a G-rated home banned from rental?

Since January 1, 2025, G-rated homes cannot be rented under new leases. Existing leases continue but rent cannot be increased.

What happens in 2028?

From January 1, 2028, F-rated homes will also be banned from rental. In 2034, E-rated homes will follow.

What aid is available in Mérignac?

MaPrimeRénov' (up to €20,000 based on income), Eco-PTZ (up to €50,000 interest-free), CEE certificates and 5.5% VAT. Nouvelle-Aquitaine often has additional regional aid.

Mansard.

— Climate & Resilience Law · ADEME Open Data

Energy sieves in Mérignac : 3% du parc

In Mérignac, an estimated 577 homes are rated F or G — about 2.8% of the housing stock. These homes are already or soon will be banned from being rented under the Climate & Resilience Law.

F + G homes

577

2.8% of housing stock

Banned in 2028

577

Rental homes

Average G discount

-15 à -22%

On resale (tight market)

DPE distribution in Mérignac

Based on 20,727 DPE records.

542.0%

1497.0%

11342.0%

5222.0%

1547.0%

448.0%

129.0%

Mérignac vs national average

Mérignac : 2.8% F+G·France average : 16.2% F+G

Ban timeline in Mérignac

Estimated number of homes impacted by the Climate Law.

2025

G-rated rental ban

129

homes impacted (0.6%)

2028

F-rated ban

577

homes impacted (2.8%)

2034

E-rated ban

2,124

homes impacted (10.2%)

Check your home's DPE rating

Free tool, no signup. MaPrimeRénov' grants estimate included.

Check your home's DPE rating

How much does an energy renovation cost?

Going from F to E typically costs €250-450/m² (roof insulation + heating). Going from G to D requires €600-900/m² (full insulation + heat pump).

Calculate my MaPrimeRénov' grants

Other cities in Nouvelle-Aquitaine

Bordeaux Limoges Poitiers Pau La Rochelle Pessac

FAQ

Estimated 577 F/G homes in Mérignac — about 2.8% of the housing stock.

Data from ADEME open data (DPE Observatory) with national-average estimates when local data is unavailable. Mansard is not affiliated with ADEME or Anah.

Mansard.

— Climate & Resilience Law · ADEME Open Data

Energy sieves in Mérignac : 3% du parc

In Mérignac, an estimated 577 homes are rated F or G — about 2.8% of the housing stock. These homes are already or soon will be banned from being rented under the Climate & Resilience Law.

F + G homes

577

2.8% of housing stock

Banned in 2028

577

Rental homes

Average G discount

-15 à -22%

On resale (tight market)

DPE distribution in Mérignac

Based on 20,727 DPE records.

542.0%

1497.0%

11342.0%

5222.0%

1547.0%

448.0%

129.0%

Mérignac vs national average

Mérignac : 2.8% F+G·France average : 16.2% F+G

Ban timeline in Mérignac

Estimated number of homes impacted by the Climate Law.

2025

G-rated rental ban

129

homes impacted (0.6%)

2028

F-rated ban

577

homes impacted (2.8%)

2034

E-rated ban

2,124

homes impacted (10.2%)

Check your home's DPE rating

Free tool, no signup. MaPrimeRénov' grants estimate included.

Check your home's DPE rating

How much does an energy renovation cost?

Going from F to E typically costs €250-450/m² (roof insulation + heating). Going from G to D requires €600-900/m² (full insulation + heat pump).

Calculate my MaPrimeRénov' grants

Other cities in Nouvelle-Aquitaine

Bordeaux Limoges Poitiers Pau La Rochelle Pessac

FAQ

Estimated 577 F/G homes in Mérignac — about 2.8% of the housing stock.

Data from ADEME open data (DPE Observatory) with national-average estimates when local data is unavailable. Mansard is not affiliated with ADEME or Anah.