Clive Ponting - All Cabinet Ministers and other senior ministers are still sworn in as Priv

All Cabinet Ministers and other senior ministers are still sworn in as Privy Counsellors for life. The oath (which dates back to the thirteenth-century and has been described as Britain's oldest secrecy provision) commits them to keep all advice to the monarch secret.

- Clive Ponting

topic: Senior, Advice, Secret, Counsellors