1. Where the sign is placed temporarily on a road by a constable or person acting under the instructions (whether general or specific) of the chief officer of police in connection with a temporary statutory provision, the diameter may be reduced to not less than 200 mm.E+W+S
Commencement Information
I1Sch. 11 Pt. 6 para. 1 in force at 22.4.2016, see reg. 1(b)