Welcome to the NHBC Extranet
NHBC has developed a new Extranet service that simplifies the way we do business with our registered builders and the professionals who work with them. By working with us electronically, this will dramatically reduce the volume of printing and posts that you need to do, thereby saving you time and money.The Extranet provides a number of services, including the ability to submit site information for building control and warranty securely and electronically. You are able to see an up to date list of the conditions that apply to your sites.
If you have been registered for the Extranet service please:

If you have not yet registered for the service you can sign up for an account here.
Please find links to additional useful information below:
- Extranet demo (Requires Flash)
- Extranet collaborative working manual (4mb pdf)
- Extranet administrator's guide (2mb pdf)
- SNIN application form (pdf - editable when opened with Adobe Reader 7 or greater)
- Our regular email updates can be read here.
Technical and Legal:
- Extranet terms and conditions
- Java Runtime Environment that we recommend for our Collaborative Working application.
"NHBC's Extranet service is fantastic! It has really changed the way we do things at Redrow."
Senior Designer, Redrow Homes Ltd
"We are extremely impressed how the Extranet has improved the flow of data between us, our consultants and NHBC, as well as the reporting function providing an excellent method of monitoring progress."
Technical Manager, Strata Homes Limited
