The Traffic Signs Regulations and General Directions 2016 No. 362

SCHEDULE 15 Matrix signs and light signals for the control of moving traffic on motorways and dual carriageway roads

PART 3 Permitted variants in respect of the signs shown in Part 2

5.  “50” may be varied to any of the legends or symbols (as the case may be) shown in the diagram at item 1, 2, 4, 8 or 9 of the table.