Is Planning Permission Required?
You don't need planning permission for some types of building work and there are a number of options available, both formal and informal, that can help you find out.
Advice on whether or not you require planning permission is available on the Planning Portal:
Furthermore there is also a very useful interactive guide for householders:
If you require formal confirmation on whether or not planning permission is required for your proposed development you are advised to apply for a Lawful Development Certificate.
Additional information on Lawful Development Certificates can be found on the Planning Portal and also on our website:
Please note that the level of information required for an application for a Lawful Development Certificate will require the submission of evidence to demonstrate that the development is, on the balance of probabilities, lawful.
Guide to Extending your Home e-book
In partnership with LABC Publishing, West Somerset, Taunton Deane and Sedgemoor Councils Building Control, have created a Guide to extending your home e-book, which contains useful information on what extension projects need Building Regulations and how to apply for it.