Existing fees and proposed fees

Use the toggle below to compare the current building control fees with the fees that will take effect from 20 April 2026.

Current prices 
(Until 19 April 2026)

New prices 
(From 20 April 2026)

 Charges excluding VAT (£)
Project categoryFP PlansFP InspBN/RevRegularisation
Garage/Outbuildings up to 10m²£184.58£184.58£369.17£443
Garage/Outbuildings more than 10m² and less than 40m²£240£240£480£576
Garage/Outbuildings more than 40m² and less than 60m²£295.42£295.42£590.83£709
Extensions up to 10m²£295.42£295.42£590.83£709
Extensions 10m² to 40m²£396.17£396.17£738.34£886
Extensions 40m² to 60m²£442.92£442.92£885.84£1063
Loft conversions up to 0 to 10m²£332.08£332.08£664.17£797
Loft conversions 10 to 40m²£405.83£405.83£811.67£974
Loft conversions 40 to 60m²£480£480£960£1152
Internal alterations up to £1,000£184.17£0£0£221
Internal alterations £1,000 to £5,000£276.67£0£0£420
Garage conversions£221.67£221.67£443.33£532
Electrical£0£0£0£330
Gas£0£0£0£200
House up to 3 storeys, under 300m² (for the first house type)£442.92£442.92£885.84£1063
Each subsequent house of similar type on the same site up to max 5£221.67£221.67£443.33£532
Second and subsequent house type, cost of the first house£295.42£295.42£590.83£709
Each subsequent house of similar type on the same site up to max 5£221.67£221.67£443.34£532
Flats not exceeding 3 storeys and not exceeding 6 flats£885.83£885.83£1771.67£2126
Additional inspection£0£80£80£80
Conversion of Building Notice to Full Plans Application£0£0£0£0