http://www.rfc-editor.org/rfc/rfc4748.txt
RFC 4748: RFC 3978 Update to Recognize the IETF Trust, S. Bradner2006-10-01T23:00:00-00:00This document does not constrain how the IETF Trust exercises those rights. This document specifies an Internet Best Current Practices for the Internet Community, and requests discussion and suggestions for improvements.