Planning Permission in Cardiff

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Planning Permission in Cardiff

Planning permission is an essential requirement of any extensions to your property. You can engage the services of an architect or architectural services business to assist you through the procedure of acquiring planning permission for your home extension. Architects are experienced with submitting planning applications, and will have a good knowledge of the requirements and limits both nationally and in your local area. The requirements for planning permission do differ among local authorities, and they'll consider things like the design of the properties in the area, car parking requirements, and the needs of neighbouring properties, among other aspects. In addition, planning permission requirements tend to be more strict in conservation areas or if your house is a listed building. Architects can help with every aspect of your planning application, from creating technical and architectural drawings to filing paperwork with your local authority. They are able to also make sure that your planned work is designed to a high standard, creating functional and aesthetically pleasing spaces that will complement your current property. Although some alterations to your house are covered by permitted development rights and as a consequence won't need planning permission, you'll still need to abide by building regulations. Hiring an architect to draft the plans for your alteration will ensure that any work you carry out will conform to these regulations and be of a high standard.

Average Planning permission cost in Cardiff

Average price per Planning permission job in 2026

Avg. price low

Avg. price low
£347

Avg. price

Avg. price
£450

Avg. price high

Avg. price high
£532

£700

£525

£350

£175

£0

Prices based on actual Planning permission costs for Cardiff, as reported by local LeadsDoWork members.

Planning permission installation cost in Cardiff 2026

Labour cost £450
Time frame: 1-2 weeks
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Planning permission on Google in Cardiff

Google searches that showed Local Quotes, 20 July to 17 October 2026

25,500

Searches that showed one of our pages for Cardiff, all services

Source: Google Search Console, the number of times our pages appeared in Google search results. It counts searches that showed the page, not quote requests.

Planning permission searches near Cardiff, 20 July to 17 October 2026

309

Searches that showed our page for Porth

225

Searches that showed our page for Treharris

5

Searches that showed our page for Pentre

Cardiff

Cardiff is the capital of Wales and the country's largest city as well, having a populace of near to 350,000. Cardiff is found in the historical county of Glamorgan and is a very popular visitor attraction with 18 million visitors noted in 2010. Being the capital city of Wales, home costs usually are much higher than the rest of the country and homeowners are keen to carry on bettering their homes to be able to retain this value.

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