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Why planning applications are facing significant delays

4 min read
Oct '25 • by Heather

Quick summary

Planning applications are currently facing delays of 10 weeks or more, double the usual 8-week timeframe, with some councils, like in Cornwall, adding an extra 4 weeks. Factors include high demand, staff shortages, and limited communication channels, which slow down decision times and make it harder to discuss projects with authorities.

At Resi, we submit hundreds of planning applications each month to councils across the country. Recently, our planning team have noticed some worrying trends in our encounters with local authorities.

Whether because of staff shortages, underfunding, or a backlog of applications, many local authorities are struggling to rise to the unprecedented demand for home improvement.

What does this mean for your project? We sat down with our planning team to understand the scale of the problem and how homeowners can navigate the challenges…

What’s causing the planning delays?

It’s our estimate that roughly 50% or more of planning applications are currently facing delays. As with the recent rise in construction costs, there are a number of factors that are affecting the industry.

Here’s what we believe is currently causing a surge in delays…

Can I use Permitted Development rights?
Permitted development rights mean you may be able to extend or renovate without the need for a full planning application.