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What is a co-ownership maintenance logbook?

Guide led by Arthur Merlino, founder of BRIVEOReviewed by the Briveo teamUpdated on July 7, 2026

The maintenance logbook is a mandatory document, drawn up and kept up to date by the managing agent, which traces the technical life of the building. It records the identity of the co-ownership, the current insurance and maintenance contracts and the history of the major works carried out. It must be communicated to every co-owner and to the buyer of a lot.

A mandatory document kept by the managing agent

The building's maintenance logbook was made mandatory by the SRU Act of 13 December 2000. It is drawn up and updated by the managing agent, under the supervision of the co-ownership council. Its content is specified by Decree No. 2001-477 of 30 May 2001.

This document constitutes the technical memory of the co-ownership. It enables each co-owner, and any potential buyer, to understand the history of the building's maintenance and the main current contracts.

The content of the maintenance logbook

The maintenance logbook must mention a set of regulatory information relating to the identity and technical management of the building. It does not contain detailed accounting information, which appears in other documents (accounts, budget, dated statement).

  • The address of the building and the identity of the managing agent in office
  • The references of the building's insurance contracts taken out by the association, with their expiry dates
  • The year in which major works were carried out (facade renovation, roof repair, etc.) and the identity of the companies that carried them out
  • The references of the maintenance and upkeep contracts for the common equipment (lift, heating, etc.)
  • Where applicable, the schedule of the multi-year works programme voted by the general meeting

Consulting and handing over the logbook

Any co-owner can request the managing agent to communicate the maintenance logbook. They can thus check the history of works and the state of the contracts before voting at the general meeting or committing to expenditure.

During a sale, the maintenance logbook is one of the documents that the seller must hand to the buyer under Article L.721-2 of the French Construction and Housing Code. It is a valuable tool for the buyer, who can thus assess the past maintenance of the building and anticipate upcoming works.

Frequently asked questions

Who draws up and updates the maintenance logbook?

The maintenance logbook is drawn up and kept up to date by the managing agent, under the supervision of the co-ownership council. It is a legal obligation: the managing agent must record the building's technical information in it and update it as works and contracts arise.

Does the maintenance logbook contain the co-ownership's accounts?

No. The maintenance logbook relates to the technical life of the building (contracts, works, insurance) and not to the accounts. The financial situation appears in other documents: the association's accounts, the provisional budget, the summary sheet and the dated statement provided during a sale.

Can you consult the maintenance logbook before buying?

Yes. The maintenance logbook is one of the documents compulsorily handed to the buyer of a lot under Article L.721-2 of the CCH. It enables you to understand the history of the major works and the state of the maintenance contracts before committing.

Read next

Sources
  • Légifrance : Loi n° 65-557 du 10 juillet 1965, article 18 (obligations du syndic)
  • Légifrance : Décret n° 2001-477 du 30 mai 2001 (contenu du carnet d'entretien)
  • Légifrance : Code de la construction et de l'habitation, article L.721-2
  • Service-Public.fr : Carnet d'entretien de la copropriété
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Co-ownership maintenance logbook: content and purpose