Permitted Development Extensions in Longfield

We provide clear, professional guidance on permitted development extensions in Longfield and surrounding areas. Whether you’re planning a rear, side, or two-storey extension, understanding local planning constraints and national permitted development limits is essential before work begins.

Common Permitted Development Issues in Longfield

• Incorrect measurement from original dwelling
• Prior approval required but not obtained
• Overall height above permitted maximum
• Materials not matching existing dwelling
• Article 4 Direction restrictions
• Outbuilding positioned forward of principal elevation

Property Types We Advise On in Longfield

• Properties with outbuildings
• New build developments
• Edge-of-settlement homes
• Corner plot homes
• 1930s suburban homes

Frequently Asked Questions

Does building regulations approval still apply?

Yes. Even if planning permission is not required, building regulations approval is usually still necessary.

Can I add a balcony to my extension?

Balconies and raised platforms are not permitted development and usually require planning permission.

Can I appeal a planning refusal?

Yes. Applicants may appeal to the Planning Inspectorate within specified time limits.

Do I need drawings for a Lawful Development Certificate?

Yes. Accurate scaled drawings are required to demonstrate compliance.

Do I need prior approval for a larger extension?

In some cases, larger home extensions require a prior approval process where neighbours are notified and the council assesses certain impacts.

Can I convert my garage into living space?

Garage conversions are often permitted development, but planning restrictions may apply depending on conditions attached to the original approval.

If you're planning an extension in Longfield and want to confirm whether it qualifies under permitted development rules, request a free assessment today and get clarity before you build.