MP Mike Amesbury has been charged with assault.
The charge against the 55-year-old, who represents Runcorn and Helsby, relates to reports of an assault on a 45-year-old man in Frodsham, Cheshire on 26 October, the Crown Prosecution Service said.
The backbencher has been summonsed to appear in court after the charge was authorised, but the date and venue of his first appearance has not yet been confirmed.