Abstract: A semi-locking license plate holder for an automobile including a rear frame, a frame cover and optionally a transparent plate. The rear frame has at least one fastener attach point for insertion of at least one fastener such that the fastener head abuts the rear frame securing it to the automobile. The frame further includes an assembly mechanism having at least one pin arm. The pin arm has at least one pin for attachment to the frame cover. The frame cover has at least one pin hole designed to align with at least one pin on the pin arm such that the pins may be inserted into the pin hole or holes. The frame cover has at least one fastener head cover for covering at least one and preferably all of the fastener heads such that the fastener heads cannot be used to remove the license plate without first removing the frame cover.