Road Users

Vehicle lighting

Regardless of whether you are travelling during daylight hours or at night-time, it is important that your vehicle is properly lit and visible.

There are a number of lighting regulations which are put in place for vehicles to ensure that you can see and be seen, without dazzling other road users.

Lighting colour

Choosing the correct colour of vehicle lights for all vehicle types.

Daytime running lights (DRL)

General information and use of daytime running lights.

Emergency flashing lights

The law and use of emergency flashing lights.

Fog lights

The use of fog lights and requirements for various vehicle types.

High intensity discharge lights (HID)

Information and standards of high intensity discharge lights and their use on vehicles on Irish roads.