Information on the Copyright, Design, and Patents Act of 1988 (CDPA) can be found here. It appears to be the foundation from which legal remedies of copyright infringements in the UK is determined.
http://en.wikipedia.org/wiki/Copyright,_Designs_and_Patents_Act_1988
http://www.legislation.gov.uk/ukpga/1988/48/contents
http://en.wikipedia.org/wiki/Copyright,_Designs_and_Patents_Act_1988
http://www.legislation.gov.uk/ukpga/1988/48/contents