Building permits (PC)
Verified 01 January 2025 - Directorate for Legal and Administrative Information (Prime Minister)
You want to build a building of more than 20 m² or do important work on an existing construction. Depending on the situation of your project, you must obtain a city planning authorization from the City Hall by filing a building permit (PC). Smaller works and constructions are subject to an Advance Work Declaration (AD). We guide you through the steps of the process.
First, you should check with your city hall to find out if your project is located in a protected site :
The content of the PC file, the number of copies to be provided and the processing times are different when your project is located on a protected site.
General case
Step-by-step approach
Work that leads to the creation of floor area orground right-of-way or an interior or exterior layout of your property may be affected by a PC.
Creating a Floor Surface or Ground Right of Way
- Shelter/hut or garden shed
- Expansion/extension
- Balcony
- Caravan
- Carport
- Cellar
- Floodgates
- Additional Floor/Level
- Garage
- Detached house (construction)
- Mezzanine
- Mobile home
- Pergola
- Raising/raising
- Terrace
- Converting a garage into a bedroom
- Veranda.
Interior fittings
- Change of destination
- Cellar
- Floodgates
- Division of a building into several lots
- Additional Floor
- Mezzanine
- Converting a garage into a bedroom.
Outdoor fit-up work
The application for authorization may be made by natural and moral following:
- Owner(s) of the land or its representative
- Purchaser of the property
- Company authorized by the owner(s) to carry out the work
- No one in division or his representative
- Trustee and co-owner
- Beneficiary of expropriation (public service, public establishment, chamber of commerce...).
The way to build your PC file differs depending on whether you are in Paris or in another municipality:
General case
You must complete your PC file by paperless means according to the arrangements made by your municipality or on a paper form. Inquire on the website of the city hall or on site.
On the Internet
You can complete your PC application file on the internet:
Form
The PC form varies if you do your work on a detached house or on another type of construction:
Work on your house or construction of an annex (veranda, garden shelter...)
You can complete your PC application using a form:
Application for a building permit for a detached house and/or its annexes (CMIP)
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 file/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 application for a building permit includes the form and the 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 photograph to situate the terrain in its distant environment.
Other documents are requested depending on the nature of your project.
If the floor area of your construction is greater than 150 m², you must have the plans prepared by an architect.
The recourse to the architect may also be required for an enlargement.
Warning
If you are a legal person, other than a farm or farm equipment co-operative, you must always use an architect.
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 online:
Certificates of acceptance of environmental regulations RE 2020 and thermal RT 2012
Work on another type of construction
A form must be filled in:
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 file/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 application for a building permit includes the form and the 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 photograph to situate the terrain in its distant environment.
Other documents are requested depending on the nature of your project.
If the floor area of your construction is greater than 150 m², you must have the plans prepared by an architect.
The recourse to the architect may also be required for an enlargement.
Warning
If you are a legal person, other than a farm or farm equipment co-operative, you must always use an architect.
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
In Paris
You must submit your file to the Office Accueil et service à l'user (Basu: titleContent) by dematerialized means only:
Office Accueil et Service à l'User (Basu) de Paris: one-stop-shop
Depending on whether you are in Paris or another municipality, you must file your application:
- By dematerialized according to the arrangements made by your municipality (inquire on the site of the town hall or on the spot)
- By letter RAR: titleContent
- In your own hand.
Warning
In a commune of more than 3,500 inhabitants, a legal person shall forward its request for authorizationcity planning authorization only electronically.
General case
Via the Internet
You can send your application file via the internet:
Support for your city planning authorization request
When you send your request by hand or by post, the City Hall will issue you a receipt. When you submit your application electronically, the receipt shall consist of the electronic acknowledgement of receipt.
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 notify you if 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 situational plan additional
- 5 copies of the ground plane additional
- 5 copies of the sectional plane 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.
In Paris
You must submit your file to the Office Accueil et service à l'user (Basu: titleContent) by dematerialized means only:
Office Accueil et Service à l'User (Basu) de Paris: one-stop-shop
The starting point of the investigation period differs if your file is complete or not.
Répondez aux questions successives et les réponses s’afficheront automatiquement
Your file is complete
For a detached house, the time-limit for the investigation is 2 months from the date of submission of the complete file to the City Hall.
For other projects, the time limit is 3 months.
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 parts. If you do not provide them, your license application will be considered rejected.
The instruction timeout starts when your folder is full.
For a detached house, it is 2 months.
For other projects, the time limit is 3 months.
The decision is addressed to you by letter RAR: titleContent or by READ: titleContent or an equivalent electronic process.
There are several possible cases:
- Permission or lack of response
- Authorization with requirements
- Refusal
- Stay of proceedings.
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.
Permission or lack of response
The decision to grant you a building permit takes the form ofone decree signed by the mayor.
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.
Authorization with requirements
If the city hall has reservations about your work, it takes a decree with requirements. Then you have to do your work in accordance with these imposed rules.
Reasons for the decision and time-limits for appeal are specified in the order.
Refusal
If the city hall refuses your project, it takes a decree opposition.
Reasons for decision and means and time limits for appeal are specified indecree.
Stay of proceedings
In certain circumstances, the mayor can defer his decision on your license for up to 2 years. The mayor takes a decree stay of proceedings which indicates the duration of the period. Your application is neither accepted nor refused. It will be reviewed later.
The stay of proceedings may concern any application for authorization concerning works, constructions or installations in the following cases:
- Land which forms part of the perimeter of a concerted development area (Zac: titleContent)
- Initiation of the investigation prior to the declaration of public interest (DUP: titleContent) of an operation
- Planned constructions which may jeopardize or make more expensive the execution of public works or the carrying out of a development operation
- Planned constructions likely to jeopardize or make more expensive the execution of the future local city planning plan (MORE: titleContent)
- Project located in an area intended to be in the heart of a national park.
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. If you do not receive the mayor's decision within this period, your permit is considered granted.
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. The community has 1 year to comment.
Display object
You must view city planning permission on the ground.
An extract of your authorization is displayed in the town hall within 8 days of its issue and for 2 months.
Display Delay
Viewing city planning permission on the ground east obligatory. You must display this view on notification of thedecree or as soon as the time limit for the investigation of your case is over (certificate of non-objection).
It must remain in place for the duration of the work.
Display formalism
You must use a rectangular panel with dimensions greater than 80 cm. It must be visible from the outside. The information on your billboard must be legible on the public highway or in spaces open to the public.
The display shows the following information:
- Beneficiary's name, business name or trade name
- Date and number of authorization
- Nature of the project, land area
- Address of the town hall where the file can be consulted
- Name of thearchitect author of the architectural project.
It shall also indicate, depending on the nature of the project, the following:
- Floor area authorized and the height of the building(s), expressed in meters in relation to the natural ground, if the project involves building(s)
- Maximum number of lots expected if the project is on a subdivision
- Total number of pitches and, if applicable, the number of pitches reserved for light recreational dwellings if the project involves a campground or a residential recreational park
- Area of building(s) to be demolished if the project involves demolitions.
The display shall also mention the possibility for third party to exercise a appeal and to notify the holder of the authorization thereof within 15 days of their appeal. For 2 months from 1er field display day, such third parties may in fact carry out a ex gratia appeal to the mayor who issued the authorization. In the absence of a notice, they will be able to contest the authorization for 6 months after the completion of the work.
You can start your work as soon as you receive thedecree of PC. If you don't get a response, you can start your work as soon as the processing time is over.
To make an ex gratia appeal in the event of a refusal or stay of proceedings
When the mayor refuses your PC request or takes a decree you can challenge it.
In the 2 months that follow the date of notification from the decision or from the date on which an implied decision of rejection arose, you can make a ex gratia appeal by letter RAR: titleContent by the town hall.
If the graceful remedy attempt fails
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 why you are entitled to a PC.
You must apply to the administrative court on which the municipality where your project is located depends.
PC shelf life
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.
Request for extension of a CP
The period of validity may be extended 2 times for 1 year if the city planning rules and administrative easements have not changed.
You have to do it demand at least 2 months before the initial period of validity of your city planning authorization (or before the end of the validity period 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.
Only the valid city planning permissions may be prolonged.
Example :
An authorization valid from June 5, 2024 to June 5, 2027 can be extended for 1 year if you apply before April 5, 2027.
It can be extended to a 2e times if you request it 2 months before the end of the 1re extension granted.
The site opening declaration is mandatory.
General case
Before you begin your work, 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 :
In Paris
Before you begin your work, you must declare the opening of the construction site at the Basu only by dematerialized means:
Office Accueil et Service à l'User (Basu) de Paris: one-stop-shop
When you have finished your work, you must send to the town hall, or to the Basu: titleContent for Paris, a declaration of completion and conformity of works (DAACT: titleContent):
Tax and royalty payable
The order informs you of the amount of any contributions you have to pay. They may include the following:
Please note
The connection to the sewer of new or existing constructions generates the payment of the contribution for the financing of the collective sanitation (Pfac: titleContent or Pac).
Know the amounts and pay
You have to go to your property tax center.
Protected Site
Step-by-step approach
Work that leads to the creation of floor area orground right-of-way or an interior or exterior layout of your property may be affected by a PC.
Creating a Floor Surface or Ground Right of Way
- Shelter/hut or garden shed
- Expansion/extension
- Balcony
- Caravan
- Carport
- Cellar
- Floodgates
- Additional Floor/Level
- Garage
- Detached house (construction)
- Mezzanine
- Mobile home
- Pergola
- Raising/raising
- Terrace
- Converting a garage into a bedroom
- Veranda.
Interior fittings
- Change of destination
- Cellar
- Floodgates
- Division of a building into several lots
- Additional Floor
- Mezzanine
- Converting a garage into a bedroom.
Outdoor fit-up work
The application for authorization may be made by natural and moral following:
- Owner(s) of the land or its representative
- Purchaser of the property
- Company authorized by the owner(s) to carry out the work
- No one in division or his representative
- Trustee and co-owner
- Beneficiary of expropriation (public service, public establishment, chamber of commerce...).
The way to build your PC file differs depending on whether you are in Paris or in another municipality.
General case
You must complete your PC file by paperless means according to the arrangements made by your municipality or on a paper form. Inquire on the website of the city hall or on site.
On the Internet
You can complete your PC application file on the internet:
Form
The PC form varies if you are doing your work on a detached house or on another type of construction.
Work on your house or construction of an annex (veranda, garden shelter...)
You can complete your PC application using a form:
Application for a building permit for a detached house and/or its annexes (CMIP)
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 file/other applicants for the same project
The application for a building permit includes the form and the 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 photograph to situate the terrain in its distant environment.
Other documents are requested depending on the nature of your project.
If the floor area of your construction is greater than 150 m², you must have the plans prepared by an architect.
The recourse to the architect may also be required for an enlargement.
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 application for a building permit includes the form and the 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 photograph to situate the terrain in its distant environment.
Other documents are requested depending on the nature of your project.
If the floor area of your construction is greater than 150 m², you must have the plans prepared by an architect.
The recourse to the architect may also be required for an enlargement.
Warning
If you are a legal person, other than a farm or farm equipment co-operative, you must always use an architect.
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 online:
Certificates of acceptance of environmental regulations RE 2020 and thermal RT 2012
Work on another type of construction
You must complete a 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 file/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 application for a building permit includes the form and the 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 photograph to situate the terrain in its distant environment.
Other documents are requested depending on the nature of your project.
If the floor area of your construction is greater than 150 m², you must have the plans prepared by an architect.
The recourse to the architect may also be required for an enlargement.
Warning
If you are a legal person, other than a farm or farm equipment co-operative, you must always use an architect.
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
In Paris
You must submit your file to the Office Accueil et service à l'user (Basu: titleContent) by dematerialized means only:
Office Accueil et Service à l'User (Basu) de Paris: one-stop-shop
Depending on whether you are in Paris or another municipality, you must file your application:
- By dematerialized according to the arrangements made by your municipality (inquire on the site of the town hall or on the spot)
- By letter RAR: titleContent
- In your own hand.
Warning
In a commune of more than 3,500 inhabitants, a legal person shall forward its request for authorizationcity planning authorization only electronically.
General case
Via the Internet
You can send your application file via the internet:
Support for your city planning authorization request
When you send your request by hand or by post, the City Hall will issue you a receipt. When you submit your application electronically, the receipt shall consist of the electronic acknowledgement of receipt.
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 notify you if 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:
- 5 complete building permit application files (6 for a natural park project)
- 5 copies of the situational plan additional
- 5 copies of the ground plane additional
- 5 copies of the sectional plane 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.
In Paris
You must submit your file to the Office Accueil et service à l'user (Basu: titleContent) by dematerialized means only:
Office Accueil et Service à l'User (Basu) de Paris: one-stop-shop
The starting point of the investigation period differs if your file is complete or not.
Répondez aux questions successives et les réponses s’afficheront automatiquement
Your file is complete
For a detached house, the time-limit for the investigation is 3 months from the date of submission of the complete file to the City Hall.
For other projects, the time limit shall in principle be 4 months.
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 parts. If you do not provide them, your license application will be considered rejected.
The instruction timeout starts when your folder is full.
For a detached house, it is 3 months.
For other projects, the time limit shall in principle be 4 months.
The decision is addressed to you by letter RAR: titleContent or by READ: titleContent or an equivalent electronic process.
There are several possible cases:
- Authorization
- Lack of response
- Authorization with requirements
- Refusal
- Stay of proceedings.
Authorization
The decision to grant you a building permit takes the form ofone decree 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
In some cases, the city council's failure to respond means your application is rejected.
This is a implied decision to refuse a permit (without writing).
This is the case, for example, for the following projects:
- Subject to consultation of the architect of the Bâtiments de France (ABF) when he has issued an unfavorable opinion or a favorable opinion with prescriptions
- On a building listed as a historical monument
- In the heart of a national park.
Authorization with requirements
If the city hall has reservations about your work, it takes a decree with requirements. Then you have to do your work in accordance with these imposed rules.
Reasons for the decision and time-limits for appeal are specified in the order.
Refusal
If the city hall refuses your project, it takes a decree opposition.
Reasons for decision and means and time limits for appeal are specified in the order.
Stay of proceedings
In certain circumstances, the mayor can defer his decision on your license for up to 2 years. The mayor takes a decree stay of proceedings which indicates the duration of the period. Your application is neither accepted nor refused. It will be reviewed later.
The stay of proceedings may concern any application for authorization concerning works, constructions or installations in the following cases:
- Land which forms part of the perimeter of a concerted development area (Zac: titleContent)
- Initiation of the investigation prior to the declaration of public interest (DUP: titleContent) of an operation
- Planned constructions which may jeopardize or make more expensive the execution of public works or the carrying out of a development operation
- Planned constructions likely to jeopardize or make more expensive the execution of the future local city planning plan (MORE: titleContent).
- Project located in an area intended to be in the heart of a national park.
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. The community has 1 year to comment.
Display object
You must view city planning permission on the ground.
An extract of your authorization is displayed in the town hall within 8 days of its issue and for 2 months.
Display Delay
Viewing city planning permission on the ground east obligatory. You must display this view on notification of thedecree or as soon as the time limit for the investigation of your case is over (certificate of non-objection).
It must remain in place for the duration of the work.
Display formalism
You must use a rectangular panel with dimensions greater than 80 cm. It must be visible from the outside. The information on your billboard must be legible on the public highway or in spaces open to the public.
The display shows the following information:
- Beneficiary's name, business name or trade name
- Date and number of authorization
- Nature of the project, land area
- Address of the town hall where the file can be consulted
- Name of thearchitect author of the architectural project.
It shall also indicate, depending on the nature of the project, the following:
- Floor area authorized and the height of the building(s), expressed in meters in relation to the natural ground, if the project involves building(s)
- Maximum number of lots expected if the project is on a subdivision
- Total number of pitches and, if applicable, the number of pitches reserved for light recreational dwellings if the project involves a campground or a residential recreational park
- Area of building(s) to be demolished if the project involves demolitions.
The display shall also mention the possibility for third party to exercise a appeal and to notify the holder of the authorization thereof within 15 days of their appeal. For 2 months from 1er field display day, such third parties may in fact carry out a ex gratia appeal to the mayor who issued the authorization. In the absence of a notice, they will be able to contest the authorization for 6 months after the completion of the work.
You can start your work as soon as you receive thedecree of PC.
To make an ex gratia appeal in the event of a refusal or stay of proceedings
When the mayor refuses your PC request or takes a decree you can challenge it.
In the 2 months that follow the date of notification from the decision or from the date on which an implied decision of rejection arose, you can make a ex gratia appeal by letter RAR: titleContent by the town hall.
If the graceful remedy attempt fails
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 why you are entitled to a PC.
You must apply to the administrative court on which the municipality where your project is located depends.
PC shelf life
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.
Request for extension of a CP
The period of validity may be extended 2 times for 1 year if the city planning rules and administrative easements have not changed.
You have to do it demand at least 2 months before the initial period of validity of your city planning authorization (or before the end of the validity period 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.
Only the valid city planning permissions may be prolonged.
Example :
An authorization valid from June 5, 2024 to June 5, 2027 can be extended for 1 year if you apply before April 5, 2027.
It can be extended to a 2e times if you request it 2 months before the end of the 1re extension granted.
The site opening declaration is mandatory.
General case
Before you begin your work, 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 :
In Paris
Before you begin your work, you must declare the opening of the construction site at the Basu only by dematerialized means:
Office Accueil et Service à l'User (Basu) de Paris: one-stop-shop
When you have finished your work, you must send to the town hall, or to the Basu: titleContent for Paris, a declaration of completion and conformity of works (DAACT: titleContent):
Tax and royalty payable
The order informs you of the amount of any contributions you have to pay. They may include the following:
Please note
The connection to the sewer of new or existing constructions generates the payment of the contribution for the financing of the collective sanitation (Pfac: titleContent or Pac).
Know the amounts and pay
You have to go to your property tax center.
Support for your city planning authorization request
Office Accueil et Service à l'User (Basu) de Paris: one-stop-shop
Who can help me?
Find who can answer your questions in your region
For information on city planning regulations and administrative procedures
Telephone administrative information - Allo Public Service
For more information on this topic, you can contact Allô Service Public.
Attention: the service does not have access to users' personal files and cannot therefore provide information on their status.
- Lundi : de 08h30 à 17h30
- Mardi : de 08h30 à 12h15
- Mercredi : de 08h30 à 12h15
- Jeudi : de 08h30 à 17h30
- Vendredi : de 13h00 à 16h15
- Service free
The informants who answer you belong to the ministry in charge of housing and city planning.
For information on your local city planning plan or building permit file
Town HallFor information on the local city planning plan or your building permit file in Paris
Paris: Reception and service desk (Basu)For information about city planning policies based on your industry's overall architecture
Architectural, city planning and Environmental Council (CAUE)
Identical Reconstruction
Work subject to building permits
Withdrawal of a decision
Work on existing construction subject to building permits
Application for a building permit
Period of validity of the building permit
Derogations from the principle of compulsory recourse to an architect
Building Permit Application File
Construction of a detached house and accessibility
Model for attestation of the taking into account of the thermal regulations
Online service
Simulator
FAQ
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Ministry of Ecological Transition and Territorial Cohesion
Ecological Transition Agency (Ademe)
Order of Architects
National Institute of Consumer Affairs (INC)
