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    BUILDING PERFORMANCE

    The Energy Audit for Condominiums in France

    An energy audit compares renovation scenarios for an apartment building, using technical surveys and energy modelling to support collective investment decisions.

    It identifies heat losses, assesses building systems and estimates the costs and expected gains of possible works. The current collective DPE obligation is distinct from an audit: a condominium's size or F/G rating does not, by itself, make this audit mandatory.

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    What does a condominium energy audit provide?

    A condominium energy audit is a technical study of a building's energy balance, heat losses and equipment. Its agreed methodology must suit the building and any funding requirements; it must not be confused with the separate regulated sale audit for certain individual houses or single-owner buildings.

    Unlike a basic Energy Performance Diagnosis (DPE), the audit delivers a detailed roadmap for improvement. It includes several quantified and costed scenarios for renovation works, allowing stakeholders to make informed, long-term investment decisions aligned with regulatory requirements.

    Methodology and Key Stages

    Our process is structured to ensure a thorough and compliant analysis of the property. It begins with an exhaustive data collection phase, where we gather architectural plans, historical energy bills, and maintenance records.

    This is followed by a detailed on-site inspection of the building's envelope (walls, windows, roofing) and technical systems. Using this data, our experts perform thermal modelling and analysis to build a precise performance profile, which forms the basis for developing strategic renovation scenarios.

    • Initial data collection and document review.
    • Comprehensive on-site technical inspection.
    • Thermal modelling and performance analysis.
    • Development of costed, multi-year renovation scenarios.

    Regulatory and Financial Implications

    Check three separate questions: whether the collective DPE is required, whether a PPPT must be prepared, and what energy study a chosen funding programme requires. These obligations do not create a general current audit duty for every condominium with fifty or more lots and collective heating.

    For MaPrimeRénov' Copropriété, an energy assessment or audit documents performance before and after the planned works. Its methodology, costs and any funding of preparatory studies must be checked with the AMO and the competent authority before commissioning.

    From Technical Data to Strategic Decisions

    An energy audit provides the board, co-owners and syndic with a technical basis for comparing works, priorities and budget options. It supports investment decisions without guaranteeing an energy bill reduction or a property value increase.

    The audit facilitates consensus-building by clearly demonstrating the potential return on investment from different renovation packages. It enables the creation of a multi-year works plan (Plan Pluriannuel de Travaux - PPT), ensuring the building's long-term sustainability, legal compliance, and enhanced property value.

    Frequently asked questions

    No. There is no blanket energy audit requirement based solely on a condominium having fifty lots, collective heating or an F/G rating. The collective DPE has its own statutory scope. For MaPrimeRénov' Copropriété, an energy assessment or audit must demonstrate the proposed project's gain.

    The useful life and acceptance of an audit depend on its purpose, methodology, available data and the funding rules applicable to the project. Do not apply the sale-audit validity period or the collective DPE renewal rule automatically to a condominium renovation study.

    The professional must have the skills, insurance and qualifications required for the particular audit or funding scheme. Ask for the contractual methodology, supporting qualifications and confirmation that the proposed assessment meets the instructing authority's requirements.

    The primary deliverable is a detailed report that includes the building's energy balance, a summary of its characteristics, and at least two distinct scenarios for renovation works. These scenarios detail the estimated cost, projected energy savings, and return on investment for the co-ownership.

    Related resources

    Condominium Renovation Assistance

    Learn how we support co-ownerships through every stage of their renovation project.

    The French Model for Renovation

    Explore the unique regulatory and financial ecosystem driving large-scale renovation in France.

    Global Condominium Renovation

    Understand the broader context and international best practices for multi-family housing renovation.

    Service Public: collective DPE

    Distinguishes the building DPE from a more detailed energy audit.

    Service Public: MaPrimeRénov’ Copropriété

    Official energy assessment and project assistance requirements.

    Commission Your Condominium's Energy Audit

    Contact MAAMII to conduct a compliant and strategic energy audit for your French property assets. Our experts manage the entire process, from initial analysis to securing renovation financing.

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