Perhaps, but it wouldn't be the only UK law to do so, for example section 2 the Criminal Justice Act 1987 requires disclosure to investigations by the Serious F

Perhaps, but it wouldn't be the only UK law to do so, for example section 2 the Criminal Justice Act 1987 requires disclosure to investigations by the Serious Fraud Office, and schedule 7 of the Terrorism Act 2000 also compels the detainee to answer any question asked. Both of these also under penalty of imprisonment and/or fine.