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Work that does not have a valid building warrant
You may need to apply for a certificate or inspection if you've carried out work without a valid building warrant.
It's an offence to carry out work that requires a building warrant without obtaining the relevant permission or to continue working on the project after the warrant has expired.
You may need to apply for a certificate or inspection if you've carried out work without a valid building warrant. We may also take enforcement action (including issuing fines). It is also more than likely that you'll encounter problems when selling a property without the correct permission.
| Date of work and warrant expiry | Reason for application | Action required |
|---|---|---|
| On or after 1 May 2005 | Work carried out without a warrant | Apply for a completion certificate where no building warrant obtained on the eBuilding Standards website |
| Building warrant has expired | Apply to extend period of validity of building warrant on the eBuilding Standards website | |
| Between 1 June 1964 and 30 April 2005 | Minor building work to a house or flat that has been carried out without a building warrant | |
| Work carried out with the necessary building warrant but no completion certificate was issued | ||
| Before 1 June 1964 | Works carried out without the relevant building warrant approval | We will not investigate any work undertaken before 1 June 1964 |
We'll contact you to arrange an inspection within 14 days. We'll also write to you after the inspection to tell you whether further action is required.
Exempt development – letters of comfort
We can provide written confirmation (often called a letter or comfort) that the work you intend to carry out is:
- exempt from the building regulations
- does not require a warrant
The fee is £335.
We will need to see some detailed information about the work.