The invention relates to a shutter for furniture, cabinets, shelf units and the like, having at least two shutter parts which are arranged next to one another, which shutter parts can be pivoted on the furniture carcass about an axis of rotation, can be transferred by means of an inner guide from a common plane into two mutually parallel planes and can then be slid over one another, wherein the first shutter part, which is furthest away from the axis of rotation, interacts with the second shutter part, which is closer to the axis of rotation, by way of at least two guide means arranged on inner sides thereof, and wherein an outward thrusting mechanism interacts with the first shutter part, wherein the outward thrusting mechanism can be moved from an inoperative position into an operative position.