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What happens during the planning process?

4 min read
Oct '25 • by Rushal Ahmed

Quick summary

During the planning process, you need to understand if your project falls under permitted development rights or requires planning permission. Preparing and submitting the right documents, such as plans and supporting info, is crucial and can cost from around £450 or more unless you use a measured survey service, which we offer at a fraction of the cost. The whole process can take several weeks, and using experienced professionals helps reduce the risk of rejection.

Before you start worrying about the colour of your walls or what pictures to hang, you need to make sure that you have permission to go ahead with your conversion, extension or new build.

As the UK’s leading architectural practice for everyday homeowners, we’ve helped hundreds of people to understand their permitted development rights and navigate the planning application process.

From finding an architect who designs your vision to receiving your application decision, here are a few of our most frequently asked questions.

How much does an architect charge?