Building Control fees and charges

Plan fee

This is paid after you have completed a full plans application, and covers our costs in administering the application and checking your plans and specifications.

Inspection fee

This is payable after the first inspection has been made on a full plans application. The cost covers visiting the site, inspecting the work and issuing a completion certificate.

Building notice fee

This is payable when the building notice is given to us. This charge covers site inspections and any design checking.

Already started work (regularisation) fee

This must be paid when you have completed a regularisation application for unauthorised work. The charge covers all administration, site checks and inspections. Fees are not payable when work is carried out to buildings which have specific facilities added to support disabled people.

What does it cost?

We charge different fees depending on whether the work is residential or commercial.

Residential

This applies to domestic buildings, including new builds and extensions. 

Residential fees - effective from Thursday 1 July 2021.

Commercial

This applies to all non domestic buildings. 

Commercial fees – effective from Thursday 1 July 2021.

Individual

If your proposed building work does not fit into either of the above categories we can provide you with a quote for an individual fee to cover plans and inspections.

Quote for individually determined fee. Please submit the request for a quote using the online form below.

VAT is payable on all charges except if you have already started work (regularisation charges).

There is also a charge for reactivating archive applications. Applications are archived if there is no activity on the file for three years.

Proposed Building Control charges from Thursday 1 July 2021 to  Thursday 31 March 2022.

Full plans standard charges

Description Total current charge 2020/2021 Proposed submission charge 2021/2022 Proposed works start charge 2021/2022 Total proposed charges 2021/2022
Erection or extension of a detached or attached building which consists only of a garage or carport or both having a floor area not exceeding 60m2 in total and intended to be used in common with an existing building, and which is not an exempt building. £424.00 £284.40 payment on the submission of the Building Regulation application £146.30 payable on receipt of invoice once the work starts on site £430.70 (£284.40 plus £146.30)
Garage conversion consisting of a garage to habitable accommodation. £436.00 £284.40 payment on the submission of the Building Regulation application. £158.40 payable on receipt of invoice once the work starts on site. £442.80 (£284.40 plus £158.40)
Any extension or loft conversion of a dwelling the total floor area of which does not exceed 10m2. £580.00 £284.40 payment on the submission of the Building Regulation application £304.80 payable on receipt of invoice once the work starts on site £589.20 (£284.40 plus £304.80)
Any extension or loft conversion of a dwelling the total floor area of which exceeds 10m2, but does not exceed 40m2. £715.00 £284.40 payment on the submission of the Building Regulation application £441.90 payable on receipt of invoice once the work starts on site £726.30 (£284.40 plus £441.90)
Any extension or loft conversion of a dwelling the total floor area of which exceeds 40m2, but does not exceed 100m2. £890.00 £284.40 payment on the submission of the Building Regulation application £619.70 payable on receipt of invoice once the work starts on site £904.10 (£284.40 plus £619.70)
Number of dwellings - 1 £1010 £426.70 payment on the submission of the Building Regulation application £599.40 payable on receipt of invoice once the work starts on site £1026.10 (£426.70 plus £599.40)
Number of dwellings - 2 £1280 £528.30 payment on the submission of the Building Regulation application £772.10 payable on receipt of invoice once the work starts on site £1300.40 (£528.30 plus £772.10)
Estimated cost of building work less than £5k £307.00 £203.20 payment on the submission of the Building Regulation  application £108.70 payable on receipt of invoice once the work starts on site £311.90 (£203.20 plus £108.70)
Estimated cost of building work £5k - £10k £404.00 £203.20 payment on the submission of the Building Regulation application £207.20 payable on receipt of invoice once the work starts on site £410.40 (£203.20 plus £207.20)
Estimated cost of building work £10k - £20k £560.00 £223.50 payment on the submission of the Building Regulation application £345.40 payable on receipt of invoice once the work starts on site £568.90 (£223.50 plus £345.40)
Estimated cost of building work £20k - £30k £672.00 £274.30 payment on the submission of the Building Regulation application £408.60 payable on receipt of invoice once the work starts on site £672.00 (£270 plus £402)
Estimated cost of building work £30k - £40k £789.00 £325.10 payment on the submission of the Building Regulation application £476.50 payable on receipt of invoice once the work starts on site £801.60 (£325.10 plus £476.50)
Estimated cost of building work £40k - £50k £972.00 £385.00 payment on the submission of the Building Regulation application £611.60 payable on receipt of invoice once the work starts on site £996.50 (£385.00 plus £611.60)

Building notice application charges

Description Current charge 2020/2021 Proposed charge 2021/2022
Erection or extension of a detached or attached building which consists only of a garage or carport or both having a floor area not exceeding 60m2 in total and intended to be used in common with an existing building, and which is not an exempt building. £446.00 £453.10 payment on the submission of the Building Regulation application
Garage conversion consisting of a garage to habitable accommodation £448.00 £455.10 payment on the submission of the Building Regulation application
Any extension or loft conversion of a dwelling the total floor area of which does not exceed 10m2 £638.00 £648.20 payment on the submission of the Building Regulation application
Any extension or loft conversion of a dwelling the total floor area of which exceeds 10m2, but does not exceed 40m2 £787.00 £799.50 payment on the submission of the Building Regulation application
Any extension or loft conversion of a dwelling the total floor area of which exceeds 40m2, but does not exceed 100m2 £1021 £1037.30 payment on the submission of the Building Regulation application
Window replacement where the installer is not registered under the FENSA scheme and there are no other building works involved. £195.00 £198.10 payment on the submission of the Building Regulation application
Number of dwellings - 1  £1180 £1198.80 payment on the submission of the Building Regulation application
Number of dwellings - 2  £1487 £1510.70 payment on the submission of the Building Regulation application
Estimated cost of building work less than £5k £337.00 £342.30 payment on the submission of the Building Regulation application
Estimated cost of building work £5k - £10k £444.00 £451.10 payment on the submission of the Building Regulation application
Estimated cost of building work £10k - £20k £616.00 £625.80 payment on the submission of the Building Regulation application
Estimated cost of building work £20k - £30k £739.00 £750.80 payment on the submission of the Building Regulation application
Estimated cost of building work £30k - £40k £868.00 £881.80 payment on the submission of the Building Regulation application
Estimated cost of building work £40k - £50k £1069 £1086.10 payment on the submission of the Building Regulation application

Charges relating to work for electrical work not carried out by an electrician registered to self-certify under Part P of Building Regulations

  • Building Notice Charge for electrical works only - £439.00 – Existing Charge 2020/21, £446.00 – Proposed Charge 2021/2022.
  • Additional cost to a Building Notice or Full Plans application£405.00 – Existing Charge 2020/2021, £411.40 – Proposed Charge 2021/2022.

Domestic work involving the installation of solar panels/wind turbines (where controlled by Building Regulations)

  • Building Notice Charge for electrical works only - £175.00 – Existing Charge 2020/21, £177.80 – Proposed Charge 2021/2022.

Miscellaneous charges – increase by inflation to nearest 10p

Research, retrieval and copy charge per property for Building Regulation Decision Notice(s) and / or Completion Certificate(s) intended for commercial re-use.

Description Unit Current charge 2020/2021 Proposed charged 2021/2022 Increase %
To professionals for commercial purposes or owners / buyers Per hour or part thereof £32.00 £32.50 1.6%
To professionals for commercial purposes or owners / buyers – 48 hour response Per hour or part thereof £64.00 £65.00 1.6%
Research and response to enquiry per property where no documentation is supplied Per hour or part thereof £32.00 £32.50 1.6%
First issue of Completion Certificates on archive - £87.00 £88.40 1.6%
Provide pre-application advice (subsequent Building Regulation Charges may be reduced accordingly to reflect this advice) Per hour or part thereof (first hour free) £87.00 £88.40 1/6%

Research, retrieval and examination of Building Regulation record

Description Unit Current charge 2020/2021 Proposed charge 2021/2022 Increase %
To professionals for commercial purposes Per hour or part thereof £32.00 £32.50 1.6%
To residential owners / occupiers for private
purposes
- Free - -
Letter confirming exemption - £42.00 £42.70 1.6%
Letter confirming enforcement action will not be taken - £42.00 £42.70 1.6%
Pre-application site inspections to discuss possible work e.g. view trail holes. Payment is required in advance. This payment will be credited against an application made for this property within the next twelve months. Per hour or part thereof £87.00 £87.40 1.6%
Submission of a Demolition Application - £250.00 £254.00 1.6%
Retrieve archive file, undertake research, further inspections (s) and issue a completion certificate in respect of a project following a period of three years since the last inspection of the work. Per hour or part thereof £87.00 £88.40 1.6%

Individually determined charges

This method of determining the charge, mainly relates to commercial projects and larger Domestic schemes,  and includes all other building work that is not listed in our ‘Standard Charge’ Tables Above. These include:

  • Charges for Regularisation Applications which are based on individual quotations. Please note no VAT is payable on a Regularisation Charge.
  • Applications subject to a Reversion Charge (work reverting from an Approved Inspector to the Local Authority).
  • Building work that is in relation to more than one building.
  • Building work consisting of alterations to a domestic property (other than extensions) where the estimated cost exceeds £50,000.
  • Building work consisting of a domestic extension where the floor area exceeds 100 square metres.
  • Building work consisting of a non-exempt domestic garage or carport with a floor area over 60 square metres.
  • Non-domestic building work consisting of alterations, extension or new build where the cost of works exceeds £50,000.
  • Work consisting of the erection or conversion of 2 or more dwellings, and/or where the floor area of a new dwelling exceeds 500 square metres. For all new housing schemes.

If your building work is defined as requiring an Individual Determined charge, please contact us for a quote.

Building Control Service : Contact details

Contacting the building control team

Where available, please provide the following information when contacting us:

- Location of site.
- Contact telephone number.
- Application number.
- The type of inspection required together with preferred date and any detail of booked concrete etc.

For further information, please contact us by:

Building Control Service - Royal Borough of Windsor and Maidenhead
St Ives Road
Maidenhead SL6 1RF
Telephone: 01628 796915