What authorization should I give to make a terrace?
Verified 14 February 2023 - Directorate for Legal and Administrative Information (Prime Minister)
Want to build a terrace? In some cases, you need to request a city planning authorization. We're presenting the regulations.
To know which city planning authorization to deposit, you need to know whether or not you are in an urban area of a commune covered by a MORE: titleContent or a Land Use Plan (SOP). You should also check if your land is located in a protected area.
You can get this information from your city hall.
The sectors protected are:
- Remarkable heritage sites
- Historical monuments approaches
- Site that is ranked or pending ranking
- Natural reserves
- Areas to be classified in the heart of a future national park
- Heart of the national parks
General case
The choice of authorization depends on the type of terrace and/or its surface area.
Terrace on one level
You don't needno city planning authorization to build a ground-level terrace, i.e. non-elevated or very slightly elevated.
Warning
Your project must comply with the MORE: titleContent, even if it is not subject to authorization. Before starting your work, you must consult the PLU or the city planning document in lieu in town hall.
Elevated terrace
The choice of city planning authorization depends on the situation of your land and the surface of your building.
In an urban area of a municipality covered by a PLU or equivalent document
Up to 40 m²
We need to make a preliminary declaration of works.
You can complete your steps to complete the advance work declaration on the Internet or using a form.
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.
If your municipality has not set up an online service, you can use an Internet-based support service that guides you through each step of building your file. You can complete and print the DP file using this assistance even if your municipality is not connected to it. From the beginning of the seizure, you will be informed if your municipality is connected.
You must use the following form:
Prior declaration for a detached house and/or its annexes - DPMI
More than 40 m²
You have to ask for a building permit.
You can take your steps on the internet or on a building permit form.
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.
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.
You can complete and print the DP file using this assistance even if your municipality is not connected to it. From the beginning of the seizure, you will be informed if your municipality is connected.
You must use the following form:
Application for a building permit for a detached house and/or its annexes (CMIP)
In a municipality not covered by a local city planning plan
From 5 m² to 20 m²
We need to make a preliminary declaration of works.
You can complete your steps to complete the advance work declaration on the Internet or using a form.
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.
If your municipality has not set up an online service, you can use an Internet-based support service that guides you through each step of building your file. You can complete and print the DP file using this assistance even if your municipality is not connected to it. From the beginning of the seizure, you will be informed if your municipality is connected.
You must use the following form:
Prior declaration for a detached house and/or its annexes - DPMI
More than 20 m²
You have to ask for a building permit.
You can take your steps on the internet or on a building permit form.
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.
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.
You can complete and print the DP file using this assistance even if your municipality is not connected to it. From the beginning of the seizure, you will be informed if your municipality is connected.
You must use the following form:
Application for a building permit for a detached house and/or its annexes (CMIP)
Protected area
Terrace on one level
One preliminary declaration of works is mandatory for a single-story terrace regardless of its surface.
You can complete your steps to complete the advance work declaration on the Internet or using a form.
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.
If your municipality has not set up an online service, you can use an Internet-based support service that guides you through each step of building your file. You can complete and print the DP file using this assistance even if your municipality is not connected to it. From the beginning of the seizure, you will be informed if your municipality is connected.
Form
You must use the following form:
Prior declaration for a detached house and/or its annexes - DPMI
Elevated terrace
The choice of city planning authorization depends on the situation of your land and the surface of your building.
In an urban area of a municipality covered by a PLU or equivalent document
Up to 40 m²
We need to make a preliminary declaration of works.
You can complete your steps to complete the advance work declaration on the Internet or using a form.
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.
If your municipality has not set up an online service, you can use an Internet-based support service that guides you through each step of building your file. You can complete and print the DP file using this assistance even if your municipality is not connected to it. From the beginning of the seizure, you will be informed if your municipality is connected.
You must use the following form:
Prior declaration for a detached house and/or its annexes - DPMI
More than 40 m²
You have to ask for a building permit.
You can take your steps on the internet or on a building permit form.
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.
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.
You can complete and print the DP file using this assistance even if your municipality is not connected to it. From the beginning of the seizure, you will be informed if your municipality is connected.
You must use the following form:
Application for a building permit for a detached house and/or its annexes (CMIP)
In a municipality not covered by a local city planning plan
Up to 20 m²
We need to make a preliminary declaration of works.
You can complete your steps to complete the advance work declaration on the Internet or using a form.
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.
If your municipality has not set up an online service, you can use an Internet-based support service that guides you through each step of building your file. You can complete and print the DP file using this assistance even if your municipality is not connected to it. From the beginning of the seizure, you will be informed if your municipality is connected.
You must use the following form:
Prior declaration for a detached house and/or its annexes - DPMI
More than 20 m²
You have to ask for a building permit.
You can take your steps on the internet or on a building permit form.
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.
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.
You can complete and print the DP file using this assistance even if your municipality is not connected to it. From the beginning of the seizure, you will be informed if your municipality is connected.
You must use the following form:
Application for a building permit for a detached house and/or its annexes (CMIP)
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.
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- 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 advance declaration file
Town Hall
Work subject to prior declaration
Work subject to building permits
Work subject to building permits
Terrace (R*421-2)
Online service
FAQ
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