Maine Revised Statutes Title 29-A. Motor Vehicles § 1906. Clearance lights

1. Requirements for vehicle 7 feet or more in width. A vehicle 7 feet or more in width must have a green or amber light attached to the extreme left of the front, adjusted to indicate the extreme left lateral extension of the vehicle or load and at least one red light on the extreme left lateral extension of the vehicle or load on the rear.

2. Requirements for closed body vehicle 8 feet or more in height. A vehicle with a closed body 8 feet or more in height must display 2 green or amber lights attached to the extreme left of the front of its body, one at the top and the other at the bottom. The vehicle must also display at least one red light on the extreme upper left lateral extension of its body.

3. Visibility. Body width lights and height lights must be visible not less than 200 feet in the direction towards which the vehicle is proceeding or facing.

4. Reflector alternative. In place of body width lights and height lights, a vehicle may be equipped with an adequate reflector conforming as to color and location to the requirements for the light.

5. Application. This section does not apply to unregistered farm tractors.