Why is data collected about you and your Internet connection?

Part 11 of the UK Anti-Terrorism, Crime and Security Act, 2001 enabled the Home Office to put in place a voluntary code of practice with Communication Service Providers.
This code of practice describes the type of data and length of time it is to be retained. More ...
It allows Police Forces, Secret Services, HM Revenue and Customs and other government bodies with investigative powers to request data from Communication Service Providers. More ...
The reasons for collecting data are set out in UK Regulations of Investigatory Powers Act 2000 (RIPA). More ...