PAS1192-2 is a document which has been issued free of charge. In a nutshell its a “Specification for information management for the capital/delivery phase of construction projects using building information modelling” This specification defines the requirements for delivering BIM to Level 2.
An overview of the document can be found here….
You can download the free PDF from here….
I have to say I haven’t read it all myself, I will do over time. I don’t think you will find anything which is too “offbeat”, apart from the dodgy green text maybe?