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Impact on prices, sales and negotiation of high-end apartments
In Paris, the DPE is no longer just a diagnostic report attached to the sale agreement. It influences price, liquidity, buyer profiles, rental capacity and the quality of negotiation. For a seller, it must be read as a market indicator. For a buyer, as an element of risk, value and sometimes opportunity.
The energy performance diagnosis was long perceived as an administrative formality. In Paris, this reading is outdated. Since the DPE reform, the gradual ban on renting the most energy-intensive homes and the growing vigilance of banks, notaries, buyers and investors, the energy rating now weighs directly on the purchase decision.
The issue is particularly sensitive in older buildings in the 8th, 16th and 17th arrondissements. A large part of Paris’s high-end residential stock is made up of Haussmannian or post-Haussmannian condominiums, with strong heritage qualities, but also structural energy constraints: old walls, old collective or individual heating, old windows, lack of interior insulation, façade constraints, condominium rules and sometimes heritage-related constraints.
An apartment with parquet flooring, moldings, fireplaces, 3-meter-high ceilings, a beautiful address and a family layout remains desirable. But if that same apartment displays a DPE F or G, the market no longer looks at it in exactly the same way. The DPE does not destroy the value of a rare property. It frames the negotiation, reduces the number of obvious buyers and changes the decision-making timeline.
The major 2026 reform concerns the electricity conversion coefficient in the DPE calculation. From January 1st 2026, this coefficient drops from 2.3 to 1.9. This change improves the situation of part of electrically heated homes, without works, when their previous rating was penalized by the calculation method.
This reform should not be interpreted too quickly. Not all electrically heated homes automatically gain a class. A studio under the roof, poorly insulated, with strong heat loss, may remain poorly rated. A well-located family apartment, electrically heated but properly equipped, may on the other hand move out of a regulatory risk zone and regain a more favorable reading among buyers.
| Element | Before 2026 | From January 1st 2026 | Fairway reading |
|---|---|---|---|
| Electricity coefficient | 2.3 | 1.9 | Some electrically heated homes may see their rating improve without works. |
| Previous DPEs | Valid according to their legal duration | Update possible through Ademe’s DPE-Audit Observatory | Before selling, it is necessary to check whether the current rating remains relevant. |
| Market effect | Discount or blockage for certain F and G ratings | Reassessment needed for electrically heated properties | A former F rating may become more liquid if it moves out of energy-inefficient status. |
For a seller, the right reflex is therefore not to assume that the DPE is definitive. The diagnosis must be reviewed, the heating system identified, the DPE date checked, the data entered examined, then a possible update tested. On a Parisian apartment valued between €1,000,000 and €3,000,000, a better-understood rating can have a concrete effect on the number of visits, buyer confidence and the final negotiation.
Since January 1st 2025, homes rated G can no longer be offered for rent when the lease is signed, renewed or tacitly renewed. F-rated homes will follow on January 1st 2028, then E-rated homes on January 1st 2034.
| Date | Class concerned | Rental consequence | Likely impact in Paris |
|---|---|---|---|
| January 1st 2025 | G | Home considered non-decent for the rental concerned | Strong pressure on investors and small surfaces. |
| January 1st 2028 | F | Extension of the rental ban | Growing anticipation in negotiations already today. |
| January 1st 2034 | E | New stage in the energy decency calendar | E ratings become a medium-term patrimonial issue, especially for landlords. |
The decisive point is this: a buyer does not only buy the current condition of the home. They also buy its future flexibility.
A frequent mistake consists of applying a mechanical discount based on the rating. This reasoning works poorly in the high-end Parisian market. In Paris, the DPE must be analyzed together with the address, floor level, light, layout, condition, view, condominium, presence of an elevator, exposure, quality of common areas and the likely buyer profile.
An apartment rated F on the 5th floor with elevator, dual aspect, bright, located near Parc Monceau or avenue Niel, does not behave like a dark ground-floor apartment, rated F, overlooking a narrow courtyard. Same rating. Different market.
Conversely, a good DPE does not save a bad layout. An apartment rated C, but poorly distributed, with connecting bedrooms, a narrow living room or no real 3rd bedroom, will remain difficult to sell to a demanding family clientele.
| Situation | Effect of the DPE | Market reading |
|---|---|---|
| Rare property, high floor, light, family layout, beautiful address | A poor DPE creates negotiation but does not necessarily block the sale. | The market accepts the defect if rarity is strong. |
| Average apartment, low floor, weak brightness, heavy works | The poor DPE adds to the other defects. | The property must be strongly adjusted to trigger visits. |
| Small surface intended for rental investment | The DPE becomes central. | The rental ban can completely change the financial reasoning. |
A DPE F or G rarely creates just one objection. It creates a chain of objections. The buyer does not only ask how much the works will cost. They ask whether the works are technically possible, whether they will be accepted by the condominium, whether they will really improve the rating, whether they will reduce the volumes, whether they will impose a loss of surface area, whether they will delay moving in and whether they are consistent with the asking price.
In older apartments, energy renovation can come into tension with the property’s heritage qualities.
In the field, negotiation becomes tougher especially when the seller combines 3 weaknesses: an ambitious price, a poor DPE and no clear answer on the works.
Studios and 1-bedroom apartments have been particularly exposed to poor ratings, notably because of the relative weight of domestic hot water in the calculation.
The reform that came into force on July 1st 2024 adapted the thresholds for homes under 40 m².
For Paris, this point is major.
Since January 1st 2026, condominiums with no more than 50 lots are also concerned by the obligation to carry out a collective DPE when the building permit was filed before January 1st 2013.
An apartment is no longer sold only with its private diagnostics. It is also sold with the trajectory of its condominium.
| Micro-market | Dominant profile | Weight of the DPE | Seller’s point of attention |
|---|---|---|---|
| Parc Monceau, Courcelles, Ternes | Families, senior executives, returning expatriates | Important, but rarely isolated | The family layout and light remain decisive. |
| Victor Hugo, Passy, La Muette | Patrimonial families, international buyers, primary residences | Variable depending on surface area and works | A large volume requiring renovation must present a credible technical trajectory. |
| Europe, Saint-Augustin, Madeleine | Pied-à-terre, primary residence, selective investment | Stronger on small surfaces | Future rental capacity must be secured. |
Does an apartment rated F or G in Paris automatically lose value?
It almost always comes under negotiation pressure, but the extent depends on the address, floor level, light, layout, general condition and the possibility of improving the rating.
Should you redo your DPE before selling in 2026?
It should at least be checked.
Does a DPE G prohibit a sale?
No. A home rated G can be sold.
Should energy renovation be carried out before selling?
Not systematically.
The DPE should neither be minimized nor dramatized. In Paris, it has become one value parameter among others, but one that sellers can no longer ignore.
Market reading
"When read properly, the DPE helps set a better price, prepare a sale more effectively and better understand market reactions."
Fairway Luxury Real Estate
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