Building regulation fees


Full plans and building notices

The charge for full plans and building notice applications costs the same. You must pay before work starts. Inspections will not be carried out if your application has not been paid for and validated. All fees include VAT.

Work being carried out Full plans and building notice charge
Erection of a single dwelling house up to 300m2 £1,365
Erection of two dwelling houses £1,794
Single storey annex £1,126
Erection of a single outbuilding £757
Single storey garages up to 60m2 £696
Garage with room or storage up to 100m2 £819
Extension over 5m2  and up to 40m2 £1,023
Extension over 40m2 and up to 100m2 £1,228
Loft conversions up to 60m2 £1,064
Garage or basement conversion under 40m2 £696
Installation of up to 10 replacement windows £327
Alterations up to £4,999 £450
Alterations £5,000 - £9,999£655
Alterations £10,000 - £19,999£819
Part P electrical work or installation of a heating appliance £409

Regularisation

The charges below are approximate. You pay these fees once a surveyor has inspected the project and decided the price based on the complexity. All fees include VAT.

Work being carried out Regularisation fee
Single storey annex £1,407.50
Erection of a single outbuilding £946.25
Single storey garages up to 60m2 £870
Garage with room or storage up to 100m2 £1,023.75
Extension over 5m2  and up to 40m2£1,278.75
Extension over 40m2 and up to 100m2 £1,535
Loft conversions up to 60m2 £1,330
Garage or basement conversion under 40m2 £870
Installation of up to 10 replacement windows £408.75
Alterations up to £4,999 £562.50
Alterations £5,000 - £9,999 £818.75
Alterations £10,000 - £19,999 £1,023.75
Part P electrical work or installation of heating appliance £511.25

Additional charges

All fees include VAT.

Work being carried outCost
Demolition £290
Copies of notices and certificates£70
Copies of drawings and documents (where copyright and professional privacy do not apply)£70
Reactivation of file after 2 years of inactivity£70
Search requests (per application)£70

Refunds and cancellations

A building regulations application can be withdrawn if work has not started. You will not be refunded for the plan assessment charge (if applicable) and admin fee. An application that has not had a site inspection or any correspondence for more than two years will automatically be archived.