Although the government did not disclose the text of its response to the EC, David Hanson, a junior minister in the Home Office, wrote to Parliament this week."The Home Office expressed an informal view about targeted online advertising and RIPA [Regulatory of Investigatory Powers Act] in response to a number of requests. That note concludes that targeted online advertising systems might be lawful if consent was expressed appropriately," he wrote.
Source: Computing.co.uk Hat tip: Improbulus