Applying for planning permission
Apply and pay for planning permission online, download application forms and get more information about the planning application process.
Building Safety Levy: starts 1 October 2026
The Building Safety Levy (BSL) will come into effect on 1 October 2026. It is a tax on new dwellings and new bedspaces in purpose‑built student accommodation (PBSA).
Developers must pay the levy on certain building control applications or notices before completion or occupation of the building. The Council will collect the levy.
The Building Safety Levy (England) Regulations 2025 sets out how the levy will operate.
Public Access system maintenanceThe Public Access system will be unavailable from 7.30pm on Friday 11 September until 4pm on Sunday 13 September due to essential maintenance. We apologise for any inconvenience caused.
How to apply for planning permission
Make a planning application quickly and easily online.
Get planning advice
We offer a range of advice services to help with your planning application.
The planning application process
A step-by-step guide to what happens when you make a planning application.
Replacing windows
Check if you need planning permission to replace the windows in your property.
Planning application forms and advice notes
Download and print application forms if you can't apply online.
Planning validation requirements
Information to help you submit a valid planning application.
Consultation on draft local validation requirements
We’re updating Lewisham's local planning application validation lists to reflect changes in planning policy and guidance. This consultation allows applicants, agents and other interested parties to comment on the proposed changes.
Biodiversity net gain
Find information on the national validation requirements for biodiversity net gain (BNG).
The validation process
See what the validation process is after your application is received.
Amendments to planning applications
To amend your planning application, apply for a non-material or minor material amendment.