Domestic extensions
The majority of domestic extensions require building regulations approval.
Extensions that will be located within 3 metres of the centre line of a public sewer require building regulations.
Fees
For some Full Plans applications, part of the fee is payable upon submission of the application and the other part is invoiced for, after the first inspection by Building Control officers. This is dependent on the work category and is shown within the charges information.
For a Building Notice application, fee is payable upon submission of the application.
Charges: Domestic extensions (Garages, Loft Conversions, Garage Conversions etc)
Apply
Extensions that will be located within 3 metres of the line of a public sewer must be submitted using the Full Plans application form.
Application form: Full plans
All other extensions can use the Full Plans form or the Building Notice form.
Application form: Building notice
Non-domestic extensions
The majority of non-domestic extensions require building regulations approval.
Fees
Charges: Non-Domestic Extensions
Apply
You must use the Full Plans application form for all extensions to non-domestic buildings.
Application form: Full plans