No UK law says you must keep a visitor book. That surprises people, because almost every premises has one. The duty is real, but it comes from three separate places rather than one, and the way most organisations meet it, an open paper book on the reception desk, now creates a data protection problem of its own. This guide sets out what the law actually requires, what you should and should not record, and how long to keep it.
Visitor management compliance guide for UK premises