Search their data for Clipper, encryption, telephony etc. In the UK, the DTI proposals for the licensing of Trusted Third Parties for the provision of Encryption services had been issued for comment by 31 May 1997.
Recent rumours suggest that the current government is about to announce an unchanged policy.
Crypto resources pages. You can also look at the references on these issues within the Policing the Internet seminar . US police and security agencies are worried that this will prevent them from collecting intelligence with phone taps. So in 1993-94 the Clinton administration proposed that the phones should use the Clipper chip to do the encoding. This government designed and supplied chip would use two encrypting keys, held by different agencies.