The light signals prescribed by regulation 37(1) shall not be displayed over or in relation to a traffic lane in conjunction with the sign shown in diagram 6001, 6002, 6003, 6006, 6006.1, 6008, 6009, 6009.1, 6009.2, 6011, 6011.1 or 6012.

Paragraph (1) shall not apply to the signs shown in diagrams 6006.2, 6008.1 and 6009.3 when the light signals prescribed by regulation 37(1) are placed at the side of a carriageway so as to convey prohibitions or requirements applying to all traffic proceeding along the carriageway in a particular direction.