Rules for cyclists
These rules are in addition to those in the following sections, which apply to all vehicles (except the motorway section on page 85). See also page 118 - You and your bicycle.
71
You MUST NOT cross the stop line when the traffic lights are red. Some junctions have an advanced stop line to enable you to wait and position yourself ahead of other traffic (see Rule 178).
Laws RTA 1988 sect 36 & TSRGD regs 10 & 36(1)