What fees you’ll need to pay

Please note that our fees will rise by 2% for all submissions from 01/04/2025.

 

Table A - Domestic extensions

Extensions include loft conversions and work in connection with the extension.

For all other domestic extension work not listed below please complete our Building Control Quote Request form.

Description of works Fee Total (includes 20% VAT) Regularisation Fee Total (VAT exempt)
Single storey extension under 40m2 £1,200 £1,500
Single storey extension over 40m2 £1,413 £1,766.25
Loft conversion £1,038 £1,297.50
Loft conversion including dormer(s) extension(s) £1,362 £1,702.50
Outbuilding with sleeping accommodation under 40m2 £1,122

£1,402.50

 

Table B ­- Alterations to existing dwellings

If applying for multiple items of the same category, or alongside works in Table A or C you can use the discount total (after the first full price item if multiple discount being used).

For all other alteration work not listed below please complete our Building Control Quote Request form.

Description of Works Fee Total (includes 20% VAT) Discount Total (includes 20% VAT) Regularisation Fee Total (VAT exempt)
Formation of new bathroom/shower room/cloakroom £586.50 £293.26 £733.13
Conversion of a garage into a habitable room £612 £306 £765
Removal of chimney breast £750 £375 £937.50
Addition of insulation to wall £280.50 £140.25 £350.63
Removal of load bearing wall £528 £264 £660

 

Table C -­ Estimated costs of work

For works not covered in tables A & B.

Estimated Cost of Works Fee Total (includes 20% VAT) Regularisation Fee Total ­ (VAT exempt)
£2,000 or less £408 £510
£2,001 ­ £5,000 £561 £701.25
£5,001 ­ £10,000 £714 £892.50
£10,001 ­ £20,000 £867 £1,083.75
£20,001 ­ £30,000 £1,020 £1,275
£30,001 ­ £40,000 £1,173 £1,466.25
£40,001 ­ £50,000 £1,326 £1,657.50

 

For all other work not listed above please complete our Building Control Quote Request form.

You can also view our full Building Control Charging Schedule.

 

Payment

Pay online

  • Fees can be paid online (select Building Control payment option).
  • Fees can also be paid via the Sutton contact centre on 020 8770 5000
  • Cheques should be made payable to 'London Borough of Sutton' and sent to Building Control, Civic Offices, St Nicholas Way, Sutton, SM1 1EA