Does your house extension need a planning application?
Permitted development, prior approval or a householder application? Start with the route that fits your home and your proposed extension.
Read the guideHome extensions, planning & design
Clear answers to the questions that come up when you’re changing your home. Practical guides for homeowners in England, from the first idea to the technical drawings.
Planning your next step
Permitted development, prior approval or a householder application? Start with the route that fits your home and your proposed extension.
Read the guide
What each process covers, why planning drawings are only part of the job, and what to organise before a builder starts.
Read the guideMay we use Google Analytics to understand which pages people visit and which services interest them? Optional analytics cookies only start if you accept. You can use the whole site without them.
Lawson-Gill Limited uses Google Analytics to measure page visits, device and browser information, referral sources, clicks on project, film, phone, WhatsApp and email links, and use of the business brief form. A click or prepared email is not a confirmed enquiry. We do not send enquiry text, names, email addresses, company details or contact-link details in our custom events.
Google processes this usage information and may process it outside the UK. Analytics cookies (_ga and _ga_*) distinguish browsers and sessions; we set them to expire after 180 days. Advertising consent and advertising personalisation remain off.
Your choice is saved on this device for 180 days. You can change it using Cookie settings at the bottom of any page. Rejecting after accepting stops future tracking and removes this site's Analytics cookies; it does not erase data already collected.
Read how Google uses information from websites. Questions? Email Lawson-Gill.