If not otherwise prohibited by a sign, a driver stopped at a solid red traffic light may:

After stopping at an intersection with a solid red traffic light, you may turn right unless a sign prohibits such movement. You must yield to all pedestrians and all vehicles before making such a turn.

• Turn right after yielding to other traffic and pedestrians.
• Never turn right.
• Turn right at any time.
• Turn right only after sounding their horn.