State visit
His Majesty Sultan Haitham bin Tarik, Sultan of Oman will visit Windsor, as guests of Their Majesties The King and Queen, with preparations beginning on Monday 19 October 2026. Find out more.
Building Control fees and charges
Fees for full plans, new houses, inspection fees, domestic alterations and more.
Charges for Non domestic alterations 2026-2027
Fees from Wednesday 1 April 2026.
Table D - charges for non-domestic extensions and new builds
Other residential (institution and other), including hospitals, hotels and boarding houses. Assembly and recreational use, including clubs, school and halls.
| Category | Description | Plan charge | Inspection charge | Regularisation |
|---|---|---|---|---|
| D1 | Floor area not exceeding 10m2 | £390.00 | £750.00 | £1425.00 |
| D2 | Floor area exceeding 10m2 but not exceeding 40m2 | £495.00 | £960.00 | £1818.75 |
| D3 | Floor area exceeding 40m2 but not exceeding 100m2 | £495.00 | £1155.00 | £2062.50 |
| D4 | Floor area exceeding 100m2 but not exceeding 200m2 | £525.00 | £1650.00 | £2718.75 |
Industrial and storage, including factories and warehouses
| Category | Description | Plan charge | Inspection charge | Regularisation |
|---|---|---|---|---|
| D5 | Floor area not exceeding 10m2 | £525.00 | Included in plan charge | £656.25 |
| D6 | Floor area exceeding 10m2 but not exceeding 40m2 | £495.00 | £495.00 | £1237.50 |
| D7 | Floor area exceeding 40m2 but not exceeding 100m2 | £495.00 | £720.00 | £1518.75 |
| D8 | Floor area exceeding 100m2 but not exceeding 200m2 | £495.00 | £888.00 | £1728.75 |
All other areas, including offices and shops (commercial)
| Category | Description | Plan charge | Inspection charge | Regularisation |
|---|---|---|---|---|
| D9 | Floor area not exceeding 10m2 | £390.00 | £462.00 | £1065.00 |
| D10 | Floor area exceeding 10m2 but not exceeding 40m2 | £495.00 | £720.00 | £1518.75 |
| D11 | Floor area exceeding 40m2 but not exceeding 100m2 | £495.00 | £915.00 | £1762.50 |
| D12 | Floor area exceeding 100m2 but not exceeding 200m2 | £525.00 | £1155.00 | £2100.00 |
Table E - All other non domestic works - alterations
| Category | Description | Plan charge | Inspection charge | Regularisation |
|---|---|---|---|---|
| E1 | Underpinning | Individually determined charge | Individually determined charge | Individually determined charge |
Window replacement
| Category | Description | Plan charge | Inspection charge | Regularisation |
|---|---|---|---|---|
| E2 | Replacement up to 20 windows | £390.00 | Included in plan charge | £487.50 |
| - | Replacement over 20 up to 50 windows | £300.00 | £390.00 | £862.50 |
Renovation of a thermal element (wall, floor or roof)
| Category | Description | Plan charge | Inspection charge | Regularisation |
|---|---|---|---|---|
| E4 | Estimated cost up to £50,000 | £324.00 | £324.00 | £810.00 |
| - | Estimated cost exceeding £50,000 and up to £100,000 | £324.00 | £555.00 | £1098.75 |
| - | Estimated cost exceeding £100,000 and up to £250,000 | £324.00 | £648.00 | £1215.00 |
Alterations not described elsewhere including structural alterations and installation of controlled fittings
| Category | Description | Plan charge | Inspection charge | Regularisation |
|---|---|---|---|---|
| E5 | Estimated cost less than £5,000 | £630.00 | Included in plan charge | £787.50 |
| - | Estimated cost exceeding £5,001 and up to £25,000 | £300.00 | £495.00 | £993.75 |
| - | Estimated cost exceeding £25,001 and up to £50,000 | £300.00 | £750.00 | £1312.50 |
| - | Estimated cost exceeding £50,001 an up to £100,000 | £495.00 | £810.00 | £1631.25 |
| - | Installation of a Mezzanine floor up to £500m2 | £495.00 | £810.00 | £1631.25 |
Office/Shop fit out
| Category | Description | Plan charge | Inspection charge | Regularisation |
|---|---|---|---|---|
| E6 | Floor area up to 500m2 | £324.00 | £495.00 | £1023.75 |
| - | Floor area exceeding 500m2 up to 100m2 | £390.00 | £750.00 | £1425.00 |
| - | Change of use of a building (charged in addition to the above works) | £324.00 | Included in plan charge | £405.00 |