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Declaration of completion and conformity of work (Dact)

Verified 07 août 2020 - Directorate for Legal and Administrative Information (Prime Minister)

The holder of a planning authorization must send a declaration attesting to the completion and the conformity of the works (Daact) to the town hall to signal the end of the works. This declaration is mandatory for work resulting from a building permit, a building permit or a prior declaration of work.

The Daact is a document that allows to attest to the town hall the completion of the works and their conformity with the planning authorization granted.

This declaration shall be mandatory at the end of the work authorized by building permit, a development permit or prior declaration of work.. Only demolition permit is not affected by this declaration.

The Date shall specify whether the completion concerns the entire work or a slice of the work according to an authorized program. For example, in the case of the staggering of work in the context of the construction of dwellings in the future state of completion..

At the end of each project, a Dact is sent to the town hall.

The Notification must be made by means of a form.

Declaration of completion and conformity of work

Cerfa n° 13408*05 - Ministry of Planning

Allows you to declare the completion of your work and its compliance with the authorization granted.

For all construction or extension work subject to building permits, a certificate must be attached to the Dact indicating that the construction complies with the 2012 thermal regulations (RT 2012).

This certificate must be completed, on request, by a qualified professional. This can be an architect or, for individual houses, an accredited diagnoser for the realization of energy performance diagnostics (EPR).

Who shall I contact

It is mandatory to certify compliance with sound regulation [application/pdf - 648.5 KB] for new residential buildings or single-family houses attached or superimposed to another premises. This certificate must be attached to the Dates.

The form must be accompanied by a certificate of conformity issued by the controller if accessibility rules for disabled persons must be respected (e.g. institutions receiving public).

The same applies if specific technical standards are applicable, such as parasismic or paracyclonic standards.

This file (form and certificates) must be made in 3 copies and be deposited directly at the town hall where the land is located or sent by registered letter with acknowledgement of receipt.

General case

The town hall has a period of 3 months from the date of receipt of the Dact to contest the conformity of the works.

After this period, the City Hall can no longer contest the conformity of the works.

Historical monument or saved sector

The town hall has a period of 5 months from the date of receipt of the Dact to contest the conformity of the works on a building registered under the title of historical monuments or monuments located in a protected area..

After this period, the City Hall can no longer contest the conformity of the works.

Natural, technological or mining risks

The town hall has a period of 5 months from the date of receipt of the Dact to contest the conformity of the works in an area covered by a natural, technological or mining risk prevention plan..

After this period, the City Hall can no longer contest the conformity of the works.

City hall officials may issue a letter to the planning authorization holder requesting the necessary works or asking him to file an amending building permit. If they find an anomaly within the 3 and 5 months following the authorization granted, they can request it.

  Warning : if the anomaly cannot be rectified, the city council can impose the demolition of the building.

The authorization holder may request a certificate certifying that the conformity of the work has not been contested where no decision has been taken within the 3 or 5 month period. This request must be sent to the town hall by mail (simple or recommended). This certificate (if not contested) is issued within 15 days. These delays can be reduced by calendar days..

Who shall I contact

In case of refusal or silence of the town hall, it is necessary to request a certificate from the prefect of his department.

General case

Who shall I contact

In Paris

Who shall I contact

New constructions, changes of consistency (additions of constructions, elevations...) or destination of built properties must be declared within 90 calendar days their completion.

This statement must be made through a form. The form is different depending on whether it is a single building or an apartment.

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Declaration for a detached house and other detached individual construction

Model Declaration H1 - Individual house and other individual single-unit construction

Cerfa n° 10867*07 - Ministry of Finance
Other number : 6650

Declaration for an apartment and outbuildings located in a collective building

Model Declaration H2 - Apartment and Dependencies in a Collective Building

Cerfa n° 10869*06 - Ministry of Finance
Other number : 6652

This form must be sent to the tax department of the property situation.