N.D. Cent. Code § 39-21-33.1: Engine compression brake device - Prohibited - Posting

1.An operator of a commercial motor vehicle may not use an engine compression brake device that creates a noise disturbance in a zone posted as prohibiting the use of an engine compression brake device.

2.Subsection 1 does not apply to the use of an engine compression brake device during an emergency situation.

3.A city or county may adopt an ordinance prohibiting the use of an engine compression brake device in a designated zone and may post the prohibition in the designated zone.