Permit to construct a professional, commercial or agricultural building
Verified 22 December 2023 - Legal and Administrative Information Directorate (Prime Minister)
Are you a professional and want to carry out work such as building a new building, extending or changing the destination of an existing building? We guide you through the steps of your process.
First of all, you need to check with your city hall to find out if your project is located in a protected area.
Protected sites are remarkable heritage sites, the historic landmarkss, classified or pending sites, nature reserves, the heart of national parks or a future national park.
Warning
Work permissions that relate to a receiving institution (ERP) are subject to specific procedures.
The work on a historic monument are subject to special procedures and authorizations depending on the nature and situation of the project (except ordinary maintenance or repair work and work on buildings which require secrecy for security reasons).
General case
Step-by-step approach
New constructions and works on existing buildings may be subject to a building permit or a prior declaration of works.
Construction of a new building
The choice of city planning authorization depends on the floor area and the right of way on the ground created.
Creation of a floor area or a footprint greater than 20 m²
You must apply for a building permit at the municipality of the municipality where your project is located.
Creation of a floor area and a footprint less than or equal to 20 m²
You must submit a prior declaration of works to the municipality of the municipality where your project is located.
Warning
If you are making constructions including the floor area and the right of way on the ground are less than 5 m2 and whose height is less than 12 m, you do not need city planning authorization. However, you must comply with the city planning regulations applicable in your municipality. You can check with your local council.
Extension of buildings
The extension is the expansion of an existing construction that has a physical and functional link to it, and dimensions smaller than it.
Before you can perform expansion work, you must obtain a city planning authorization.
The floor area and theground right-of-way of the project determine the nature of the authorization to be filed: building permit or prior declaration of works.
The regulations vary if the project to extend an existing city planning is located in an urban area of a local development plan.
General case
L'city planning authorization depends on the floor area and the right of way on the ground created.
Floor area or footprint greater than 20 m²
You must apply for a building permit at the municipality of the municipality where your project is located.
Floor area and footprint less than or equal to 20 m²
You must submit a prior declaration of works to the municipality of the municipality where your project is located.
Warning
If you are performing extensions that include the floor area and the right of way on the ground are less than 5 m2, you do not need city planning authorization. However, you must comply with the city planning regulations applicable in your municipality. You can check with your local council.
In urban area of the local city planning plan (PLU)
L'city planning authorization depends on the value of the floor area of the existing building in relation to the 150 m threshold2.
For agricultural buildings, this threshold is 800 m2.
Building with a floor area of more than 150 m²
The choice of'city planning authorization depends on the floor area and the right of way on the ground created.
Creation of a floor area or a footprint greater than 40 m²
You must apply for a building permit at the municipality of the municipality where your project is located.
Creation of a floor area and a footprint less than or equal to 40 m²
You must submit a prior declaration of works to the municipality of the municipality where your project is located.
Warning
If you are performing extensions that include the floor area and the right of way on the ground are less than 5 m2, you do not need city planning authorization. However, you must comply with the city planning regulations applicable in your municipality. You can check with your local council.
Building with a floor area of 150 m² or less
The choice of'city planning authorization depends on the floor area final of the building after extension.
Final floor area greater than 150 m² after extension of the building
The choice of'city planning authorization depends on the floor area and the right of way on the ground created.
You must apply for a building permit at the municipality of the municipality where your project is located.
You must submit a prior declaration of works to the municipality of the municipality where your project is located.
Warning
If you are performing extensions that include the floor area and the right of way on the ground are less than 5 m2, you do not need city planning authorization. However, you must comply with the city planning regulations applicable in your municipality. You can check with your local council.
Final floor area less than or equal to 150 m² after extension
The choice of'city planning authorization depends on the floor area and the right of way on the ground created.
You must apply for a building permit at the municipality of the municipality where your project is located.
You must submit a prior declaration of works to the municipality of the municipality where your project is located.
Warning
If you are performing extensions that include the floor area and the right of way on the ground are less than 5 m2, you do not need city planning authorization. However, you must comply with the city planning regulations applicable in your municipality. You can check with your local council.
Change of destination
There are 5 types of destination:
- Agriculture and forestry,
- Dwelling
- Trade and service activities
- Facilities of public interest and public services
- Other activities in the secondary or tertiary sectors.
Each destination is divided into sub-destinations.
There's change of destination when you move from one category to another. This is the case, for example, when you transform a dwelling into a business premises.
Changes in the destination of buildings may be the subject of a building permit or a prior declaration of works.
Change of destination and sub-destination accompanied by work modifying the supporting structures or facade of the building
You must apply for a building permit at the municipality of the municipality where your project is located.
Change of destination and sub-destination without modification of the supporting structures or facade of the building
You must submit a prior declaration of works to the municipality of the municipality where your project is located.
The application for a building permit may be made by:
- Owner(s) of the land or their representative
- Acquirer of the property with the authorization of the seller
- Company authorized by the owner(s) to carry out the work
- People in division or their representative
- Trustee and co-owner
- Beneficiary of expropriation (public service, public establishment, chamber of commerce...)
You can complete the file on the internet or use the form.
As a general rule, the recourse to the architect is required to prepare plans for your building permit file.
However, in some cases, you may be excused.
On the Internet
You should check with your city council or its website to find out if it has an online service to complete your application online.
Municipalities with more than 3,500 inhabitants have a specific online service for the seizure and deposit of city planning authorizations.
It enables you to:
- Complete the permit application
- Prepare file attachments
- File the file on the Internet
- Follow the instruction by the city planning department
If your municipality has not set it up, you can use an Internet-based support service that guides you through each step of compiling your file.
From the beginning of the seizure, you will be informed whether your municipality is connected to this service. If so, you can forward your file.
If the municipality is not connected, you can fill in and print the permit file using this assistance and carry it or send it by mail RAR: titleContent to the town hall.
Form
Your must submit or send by mail RAR: titleContent your permit application to the city hall.
You must use the following form:
Application for a building permit (other than for a detached house or its annexes)
When several people file a building permit together, they attach a supplementary card in which they give the identity and contact details of each owner.
Supplementary sheet / other applicants for the same project
Please note
By completing the permit application form, you can choose to receive e-mail from the READ: titleContent or by another equivalent electronic method.
The permit application package includes the form and documents to be provided.
In the form, a " attachment deposit slip ” gives the full list of all documents that the city planning department may request from you.
For all projects, you must provide the following:
- Situation plan of the land you can get on the Geoportal website
- Ground plane
- Cross-sectional plane
- Notice setting out the land, its surroundings and the project (layout, access, parking, planned facilities, materials and colors of buildings, plantations)
- Plan of facades and roofs
- Graphic document (photomontage for example) to appreciate the project in relation to other nearby constructions and landscapes
- Original photograph to situate the terrain in its close environment
- Original photography to locate the terrain in its distant environment
Additional parts are required depending on the nature of your project.
Construction or extension of buildings and energy renovation work must comply with the environmental regulation 2020.
You must provide a certificate of compliance with this regulation that you can obtain on the Internet:
Certificates of acceptance of environmental regulations RE 2020 and thermal RT 2012
You can send the file by Internet, by filing it or by sending it by mail to the City Hall.
Via the Internet
You should ask your city council or its website for information on how to send your file to it via the internet.
The communes less than 3,500 inhabitants provide you with a dedicated email address or contact form to submit your permit application.
The communes more than 3,500 inhabitants provide you with an online service with which you can complete and file the permit application on the internet.
If your municipality does not offer any online service, you can use the Internet support service.
From the beginning of the seizure, you will be informed whether your municipality is connected to this service. If so, you can upload your file.
If the municipality is not connected, you can fill in and print the permit file using this assistance and carry it or send it by mail RAR: titleContent to the town hall.
Support for your city planning authorization request
FYI
When a municipality has set up its own online service for the deposit of city planning authorizations, you cannot send your file by email.
The city hall delivers you a receipt. It consists ofelectronic acknowledgement.
The receipt contains the registration number of your file and the information allowing you to know the date from which the work can start.
He states that, within 1 month of the filing of the file, the City Hall can notify a different time frame to start your work.
She also has 1 month to inform you that your file is incomplete.
Filing in town hall or by mail
Your permit application can be submitted or mailed RAR: titleContent to the town hall.
You must file:
- 4 complete building permit application files
- 5 copies of the situation plans additional
- 5 copies of the ground plane additional
- 5 copies of the cross-sectional planes additional
The city hall delivers you a receipt. It contains the registration number of your file and information allowing you to know the date from which the work can start.
This receipt states that, within 1 month from the filing of the file, the City Hall can notify a different time frame to start your work. She also has 1 month to inform you that your file is incomplete.
Time limits for investigations vary depending on whether your file is complete or not.
Your file is complete
Instruction time is 3 months from the date of submission of the complete file to the City Hall.
Warning
In some cases, the time-limit for the investigation may be 4 to 10 months. You will then be informed of this within one month of the submission of your application.
Example :
The time for appraisal may be increased where the project is:
- In a sector backed up
- Near a military structure
- In the Rhine flood zone
The instruction time may also be increased when the construction is a ERP: titleContent.
Your file is incomplete
Within 1 month of receipt or submission of your permit application to the City Hall, she will send you a letter RAR: titleContent or by electronic means a request for missing documents.
You have 3 months to send the requested documents.
If you do not provide them, your license application will be considered rejected.
The instruction timeout starts when your folder is full.
The decision is addressed to you by letter RAR: titleContent , READ: titleContent or an equivalent electronic process.
Répondez aux questions successives et les réponses s’afficheront automatiquement
Authorization
The decision to grant you a building permit takes the form ofan order signed by the mayor.
Warning
Within 3 months of the date of the decision, the mayor may withdraw a permit if he considers that it has been issued illegally.
Lack of response
If you do not receive a reply from the City Hall at the end of the appraisal period, your project is accepted. This is a tacit building permit.
Warning
Within 3 months of the date of the decision, the mayor may withdraw a permit if he considers that it has been issued illegally.
Refusal
Refusal of building permits takes the form ofone by-law specifying the reasons for the refusal. It must indicate the means and time limits for appealing against this decision.
Stay of proceedings
In certain circumstances, the mayor can defer his decision on your license for up to 2 years. This is the case, for example, when your work request may compromise or make it more expensive to execute a future project MORE: titleContent or a development operation.
The mayor takes a stay of proceedings.
Your permit is neither accepted nor refused. It will be reviewed later.
The reasons for the decision and the remedies and time limits for appeal are specified in the order.
Within 2 months of the expiry of the stay of proceedings, you must confirm your permit application. Within 2 months of your request, you will receive the mayor's decision.
FYI
A landowner who has been granted a stay of proceedings may apply to the community (or the public service that initiated the stay) to purchase the land.
When the mayor refuses your application for a building permit or issues a stay order, you can challenge it.
In the 2 months that follow the date of notification of the decision, you can make a ex gratia appeal by letter RAR: titleContent by the town hall.
Who shall I contact
If your grace attempt fails, you have a new grace period of 2 months to make a appeal to the administrative court, by letter RAR: titleContent. You must clearly state the reasons for your right to a building permit.
You must apply to the administrative court within whose jurisdiction your municipality is located.
Who shall I contact
Once your building permit has been accepted, its display on the ground is mandatory.
The view must remain in place for the duration of the work and be visible from the outside.
The information on your billboard must be legible on the public highway or in spaces open to the public.
For 2 months from 1er field display day, your neighbors can to challenge the authorization which has been granted to you. They then make a free appeal to the mayor who issued the authorization.
Period of validity of the building permit
The building permit has a period of validity three years old. It expires if you have not started the work within 3 years or if, after this period, you interrupt it for more than 1 year.
This period shall start from notification of the decision of the mayor's office. It is sent to you by registered mail (or by electronic mail if you have accepted it in the permit application form).
Depending on the method of transmission of the notification, the period of validity of your authorization shall start on the following date:
- 1re presentation of registered mail
- The day following the date of dispatch of the notification by electronic means
Without a written response from the City Hall, the validity period is calculated from the initial filing date of the application. These provisions apply to non-opposition to an advance declaration when it concerns work.
Request for extension
The period of validity may be extended twice for one year if the city planning rules and administrative easements have not changed.
You have to ask for it At least 2 months before the expiry of the initial period of validity of your building permit (or before the expiration of your 1re request for extension).
This request must be made in 2 copies by letter RAR: titleContent or dropped off in town hall.
Upon receipt of your request, the City Hall has 2 months to answer you.
The extension is granted if you do not receive a reply within this time limit.
The site opening declaration is mandatory.
Before your work begins, you must declare the opening of the site on a form to be deposited or sent to the town hall, preferably by letterRAR: titleContent.
When you have finished your work, you must declare their completion and compliance, to the City Hall, with the following form:
The construction, reconstruction and expansion of the buildings shall give rise to the payment of development tax and possibly preventive archeology charge.
Development tax
You report and pay the development tax on different dates, if the floor area of your project is less than 5,000 m2 or if it is equal or greater.
Project with a floor area of less than 5,000 m²
You declare from your secure space on the tax website the elements necessary to calculate the development tax within 90 days after the completion of your work in the tax sense.
Where the amount of tax is less than €1,500 you receive a one-time payment request from 90 days after the completion date.
If it exceeds €1,500, it shall be divided into 2 equal parts. You will receive the collection documents within the following time limits:
- From 90 days from the date of completion of your work
- 6 months after 1re demand
FYI
The work is considered to be completed in the fiscal sense, as soon as their state of progress allows the construction to be used effectively, even if there is still some work to be done on the interior.
Project with a floor area of 5,000 m² or more
You declare from your secure space on the tax website the elements necessary for the calculation of the development tax within a period of 7 months after authorization.
From the issuance of the authorization, you have 2 installments of the tax to pay on the following dates:
- 9e month: 50% of the tax
- 18e month: 35% of the tax
They are deducted from the final amount of the development tax due.
Preventive Archeology Fee
The Preventive Archeology Tax relates to all work that the following 3 conditions :
- Work constituting a construction, reconstruction, extension or improvement operation of building
- Work subject to a system of declaration or prior authorization (examples: building permit, development permit)
- Work having a impact on the subsoil, regardless of depth.
You must declare the work in a 90-day period from completion of works in the fiscal sense, via the online service " Manage my real estate ”, available at impots.gouv.fr.
When the construction surface is more than 5 000 m², part of the fee shall be paid in the form ofdown payments :
- 1er down payment : equal to 50% of the amount of the tax, as at 9e months after the issue of the city planning authorization
- 2nd down payment : equal to 35% of the amount of the tax, on the 18the months after the issue of the city planning authorization
FYI
A construction is considered to be completed in the tax sense, as soon as the progress of the works permits their effective use, even if there is still some interior work to be done.
Sectors protected
Step-by-step approach
New constructions and works on existing buildings may be subject to a building permit or a declaration of works.
Construction of a new building
The choice of'city planning authorization depends on the floor area and the right of way on the ground created.
Floor area or footprint of the building greater than 20 m²
You must apply for a building permit at the municipality of the municipality where your project is located.
Floor area and footprint of the building of 20 m² or less
The choice of'city planning authorization depends on the height of the building.
Height of the building less than or equal to 12 m
You must submit a prior declaration of works to the municipality of the municipality where your project is located.
Height of the building greater than 12 m
You must apply for a building permit at the municipality of the municipality where your project is located.
Extension of buildings
The extension is the expansion of an existing construction that has a physical and functional link to it, and dimensions smaller than it. Before you can perform expansion work, you must obtain a city planning authorization.
The floor area and theground right-of-way of the project determine the nature of the authorization to be filed: building permit or prior declaration of works. The regulations vary if the project to extend an existing city planning is located in an urban area of a local development plan.
General case
L'city planning authorization depends on the floor area and the right of way on the ground created.
Floor area or footprint greater than 20 m²
You must apply for a building permit at the municipality of the municipality where your project is located.
Floor area and footprint less than or equal to 20 m²
You must submit a prior declaration of works to the municipality of the municipality where your project is located.
Warning
If you are performing extensions that include the floor area and the right of way on the ground are less than 5 m2, you do not need city planning authorization. However, you must comply with the city planning regulations applicable in your municipality. You can check with your local council.
In urban area of the local city planning plan (PLU)
L'city planning authorization depends on the value of the floor area of the existing building in relation to the 150 m threshold2.
For agricultural buildings, this threshold is 800 m2.
Building with a floor area of more than 150 m²
The choice of'city planning authorization depends on the floor area and the right of way on the ground created.
Creation of a floor area or a footprint greater than 40 m²
You must apply for a building permit at the municipality of the municipality where your project is located.
Creation of a floor area and a footprint less than or equal to 40 m²
You must submit a prior declaration of works to the municipality of the municipality where your project is located.
Warning
If you are performing extensions that include the floor area and the right of way on the ground are less than 5 m2, you do not need city planning authorization. However, you must comply with the city planning regulations applicable in your municipality. You can check with your local council.
Building with a floor area of 150 m² or less
The choice of'city planning authorization depends on the floor area final of the building after extension.
Final floor area greater than 150 m² after extension of the building
The choice of'city planning authorization depends on the floor area and the right of way on the ground created.
You must apply for a building permit at the municipality of the municipality where your project is located.
You must submit a prior declaration of works to the municipality of the municipality where your project is located.
Warning
If you are performing extensions that include the floor area and the right of way on the ground are less than 5 m2, you do not need city planning authorization. However, you must comply with the city planning regulations applicable in your municipality. You can check with your local council.
Final floor area less than or equal to 150 m² after extension
The choice of'city planning authorization depends on the floor area and the right of way on the ground created.
You must apply for a building permit at the municipality of the municipality where your project is located.
You must submit a prior declaration of works to the municipality of the municipality where your project is located.
Warning
If you are performing extensions that include the floor area and the right of way on the ground are less than 5 m2, you do not need city planning authorization. However, you must comply with the city planning regulations applicable in your municipality. You can check with your local council.
Change of destination
There are 5 types of destinations:
- Agriculture and forestry,
- Dwelling
- Trade and service activities
- Facilities of public interest and public services
- Other activities in the secondary or tertiary sectors.
Each destination is divided into sub-destinations.
There's change of destination when you move from one category to another. This is the case, for example, when you transform a dwelling into a business premises.
Changes in the destination of buildings may be the subject of a building permit or a prior declaration of works.
Change of destination and sub-destination with work modifying the supporting structures or the façade of the building
You must apply for a building permit at the municipality of the municipality where your project is located.
Change of destination and sub-destination without modification of the supporting structures or facade of the building
You must submit a prior declaration of works to the municipality of the municipality where your project is located.
The application for a building permit may be made by:
- Owner(s) of the land or their representative
- Acquirer of the property with the authorization of the seller
- Company authorized by the owner(s) to carry out the work
- People in division or their representative
- Trustee and co-owner
- Beneficiary of expropriation (public service, public establishment, chamber of commerce...)
You can complete the file on the internet or use the form.
As a general rule, the recourse to the architect is required to prepare plans for your building permit file. However, in some cases, you may be excused.
On the Internet
You should check with your city council or its website to find out if it has an online service to complete your application online.
Municipalities with more than 3,500 inhabitants have a specific online service for the seizure and deposit of city planning authorizations.
It enables you to:
- Complete the permit application
- Prepare file attachments
- File the file on the Internet
- Follow the instruction by the city planning department
If your municipality has not set it up, you can use an Internet-based support service that guides you through each step of compiling your file. From the beginning of the seizure, you will be informed whether your municipality is connected to this service. If so, you can forward your file.
If the municipality is not connected, you can fill in and print the permit file using this assistance and carry it or send it by mail RAR: titleContent to the town hall.
Form
Your must submit or send by mail RAR: titleContent your permit application to the city hall. You must use the following form:
Application for a building permit (other than for a detached house or its annexes)
When several people file a building permit together, they attach a supplementary card in which they give the identity and contact details of each owner.
Supplementary sheet / other applicants for the same project
Please note
By completing the permit application form, you can choose to receive e-mail from the READ: titleContent or by another equivalent electronic method.
The permit application package includes the form and documents to be provided.
In the form, a attachment deposit slip give the full list of all documents that the city planning department may request from you.
For all projects, you must provide the following:
- Situation plan of the land you can get on the Geoportal website
- Ground plane
- Cross-sectional plane
- Notice setting out the land, its surroundings and the project (layout, access, parking, planned facilities, materials and colors of buildings, plantations)
- Plan of facades and roofs
- Graphic document (photomontage for example) to appreciate the project in relation to other nearby constructions and landscapes
- Original photograph to situate the terrain in its close environment
- Original photography to locate the terrain in its distant environment
Other documents are requested depending on the nature of your project.
Construction or extension of buildings and energy renovation work must comply with the environmental regulation 2020.
You must provide a certificate of compliance with this regulation that you can obtain on the Internet:
Certificates of acceptance of environmental regulations RE 2020 and thermal RT 2012
You can send the file by Internet, by filing it or by sending it by mail to the City Hall.
Via the Internet
You should ask your city council or its website for information on how to send your file to it via the internet.
The communes less than 3,500 inhabitants provide you with a dedicated email address or contact form to submit your permit application.
The communes more than 3,500 inhabitants provide you with an online service with which you can complete and file the permit application on the internet.
If your municipality does not offer any online service, you can use the Internet support service.
From the beginning of the seizure, you will be informed whether your municipality is connected to this service. If so, you can upload your file.
If the municipality is not connected, you can fill in and print the permit file using this assistance and carry it or send it by mail RAR: titleContent to the town hall.
Support for your city planning authorization request
FYI
When a municipality has set up its own online service for the deposit of city planning authorizations, you cannot send your file by email.
The city hall delivers you a receipt. It consists ofelectronic acknowledgement.
The receipt contains the registration number of your file and the information allowing you to know the date from which the work can start.
He states that, within 1 month of the filing of the file, the City Hall can notify a different time frame to start your work. She also has 1 month to inform you that your file is incomplete.
Filing in town hall or by mail
Your permit application can be submitted or mailed RAR: titleContent to the town hall.
You must deposit :
- 5 complete building permit application files (6 for a natural park project)
- 5 copies of the situation plans additional
- 5 copies of the ground plane additional
- 5 copies of the cross-sectional planes additional
The city hall delivers you a receipt. It contains the registration number of your file and information allowing you to know the date from which the work can start.
This receipt states that, within 1 month from the filing of the file, the City Hall can notify a different time frame to start your work. She also has 1 month to inform you that your file is incomplete.
Time limits for investigations vary depending on whether your file is complete or not.
Your file is complete
The time taken to investigate may vary 4 to 10 months depending on the case. You will be informed of this within one month of the submission of your application.
The time limit for the investigation starts from the date of submission of the complete file to the mayor's office.
Your file is incomplete
Within 1 month of receipt or submission of your permit application to the City Hall, she will send you a letter RAR: titleContent or by electronic means a request for missing documents.
You have 3 months to send the requested documents. If you do not provide them, your license application will be considered rejected.
The instruction timeout starts when your folder is full.
The decision is addressed to you by letter RAR: titleContent or by READ: titleContent or by an equivalent electronic process.
Répondez aux questions successives et les réponses s’afficheront automatiquement
Authorization
The decision to grant you a building permit takes the form ofan order signed by the mayor.
Warning
Within 3 months of the date of the decision, the mayor may withdraw a permit if he considers that it has been issued illegally.
Lack of response
If you do not receive a reply from the City Hall at the end of the appraisal period, your project is accepted. This is a tacit building permit.
Warning
Within 3 months of the date of the decision, the mayor may withdraw a permit if he considers that it has been issued illegally.
Refusal
Refusal of building permits takes the form ofone by-law specifying the reasons for the refusal. It must indicate the means and time limits for appealing against this decision.
Stay of proceedings
In certain circumstances, the mayor can defer his decision on your license for up to 2 years. This is the case, for example, when your work request may compromise or make it more expensive to execute a future project MORE: titleContent or a development operation.
The mayor takes a stay of proceedings.
Your permit is neither accepted nor refused. It will be reviewed later.
The reasons for the decision and the remedies and time limits for appeal are specified in the order.
Within 2 months of the expiry of the stay of proceedings, you must confirm your permit application. Within 2 months of your request, you will receive the mayor's decision.
FYI
A landowner who has been granted a stay of proceedings may apply to the community (or the public service that initiated the stay) to purchase the land.
When the mayor refuses your application for a building permit or issues a stay order, you can challenge it.
In the 2 months that follow the date of notification of the decision, you can make a ex gratia appeal by letter RAR: titleContent by the town hall.
Who shall I contact
If your grace attempt fails, you have a new grace period of 2 months to make a appeal to the administrative court, by letter RAR: titleContent. You must clearly state the reasons for your right to a building permit.
You must apply to the administrative court within whose jurisdiction your municipality is located.
Who shall I contact
Once your building permit has been accepted, its display on the ground is mandatory.
The view must remain in place for the duration of the work and be visible from the outside. The information on your billboard must be legible on the public highway or in spaces open to the public.
For 2 months from 1er field display day, your neighbors can to challenge the authorization which has been granted to you. They then make a free appeal to the mayor who issued the authorization.
Period of validity of the building permit
The building permit has a period of validity three years old. It expires if you have not started the work within 3 years or if, after this period, you interrupt it for more than 1 year.
This period shall start from notification of the decision of the mayor's office. It is sent to you by registered mail (or by electronic mail if you have accepted it in the permit application form).
Depending on the method of transmission of the notification, the period of validity of your authorization shall start on the following date:
- 1re presentation of registered mail
- The day following the date of dispatch of the notification by electronic means
Without a written response from the City Hall, the validity period is calculated from the initial filing date of the application. These provisions apply to non-opposition to an advance declaration when it concerns work.
Application for extension of the building permit
The period of validity may be extended twice for one year if the city planning rules and administrative easements have not changed.
You have to ask for it At least 2 months before the expiry of the initial period of validity of your building permit (or before the expiration of your 1re request for extension).
This request must be made in 2 copies by letter RAR: titleContent or dropped off in town hall.
Upon receipt of your request, the City Hall has 2 months to answer you.
The extension is granted if you do not receive a reply within this time limit.
The site opening declaration is mandatory.
Before your work begins, you must declare the opening of the site on a form to be deposited or sent to the town hall, preferably by letter RAR: titleContent.
When you have finished your work, you must declare their completion and compliance, to the City Hall, with the following form:
The construction, reconstruction and expansion of the buildings shall give rise to the payment of development tax and possibly preventive archeology charge.
Development tax
You report and pay the development tax on different dates, if the floor area of your project is less than 5000 m2 or if it is equal or greater.
Project for a floor area of less than 5,000 m2
You declare from your secure space on the tax website the elements necessary for calculating the development tax within 90 days the completion of your work in the fiscal sense.
Where the amount of tax is less than €1,500, you receive a one-time payment request from 90 days after the completion date of the work.
If it exceeds €1,500, it shall be divided into 2 equal parts. You will receive the collection documents within the following time limits:
- From 90 days from the date of completion of your work
- 6 months after 1re demand
FYI
The work is considered to be completed in the fiscal sense as soon as their state of progress allows the construction to be used effectively, even if there is still some interior work to be done.
Project with a floor area of 5 000 m2 or more
You declare from your secure space on the tax website the elements necessary for the calculation of the development tax within a period of 7 months after authorization.
From the issuance of the authorization, you have 2 installments of the tax to pay on the following dates:
- 9e month: 50% of the tax
- 18e month: 35% of the tax
They are deducted from the final amount of the development tax due.
Preventive Archeology Fee
The Preventive Archeology Tax relates to all work that the following 3 conditions :
- Work constituting a construction, reconstruction, extension or improvement operation of building
- Work subject to a system of declaration or prior authorization (examples: building permit, development permit)
- Work having a impact on the subsoil, regardless of depth.
You must declare the work in a 90-day period from completion of works in the fiscal sense, via the online service " Manage my real estate ”, available at impots.gouv.fr.
When the construction surface is more than 5 000 m², part of the fee shall be paid in the form ofdown payments :
- 1er down payment : equal to 50% of the amount of the tax, as at 9e months after the issue of the city planning authorization
- 2nd down payment : equal to 35% of the amount of the tax, on the 18the months after the issue of the city planning authorization
FYI
A construction is considered to be completed in the tax sense as soon as the state of progress of the works permits its effective use, even if there is still some interior work to be done.
Who can help me?
Find who can answer your questions in your region
For more general information
Telephone administrative information - Allo Public Service
The informants who answer you belong to the ministry in charge of housing and city planning.
Cost: free service
Attention: the service does not have access to users' personal files and therefore cannot provide information on their progress.
The service is available at the following times:
- Monday: 8.30am to 5.30pm
- Tuesday: 8:30 to 12:15
- Wednesday: 8:30 to 12:15
- Thursday: 8.30am to 5.30pm
- Friday: 1 p.m. to 4:15 p.m
- Lundi : de 08h30 à 16h15
- Mardi : de 08h30 à 12h15
- Mercredi : de 08h30 à 12h15
- Jeudi : de 08h30 à 17h30
- Vendredi : de 13h00 à 16h15
For more information on a case
Town HallFor more information in Paris
Paris: Reception and service desk (BASU)For information about city planning policies based on your industry's overall architecture
Regional Order of Architects
New buildings subject to building permits
Work on existing constructions and changes of destination
Use of architects (Article L431-3)
Composition of the building permit application file
Notification of missing parts list in case of incomplete file
Deposit Receipt
Instruction Delay
Special time limits for the taking of evidence
Period of validity
Viewing Permission
Rate, basis of assessment, recovery and cases of exemptions
Development tax: regulations applicable to authorizations filed since 1 September 2022
How the tax has been collected since September 1, 2022
How the tax has been collected since September 1, 2022
Preventive archeology fee (general case)
Online service