The Open Government Licence is a copyright licence that replaced Click-Use Licence for Crown Copyright that was released on 30 September 2010  and developed and maintained by The National Archives.
The Open Government Licence is a copyright licence for Crown Copyright works published by the UK government. It was developed and is maintained by The National Archives. This was replaced by the first version of the OGL when it was released on 30 September 2010. Since 2001 some works of the UK government had been made available under the Click-Use Licence. 
