Only nine states have 80-mph limits, but one will let drivers go 85 mph in certain areas. North Dakota passed a new law raising its maximum speed limit on certain highways to 80 miles per hour. It ...

North Dakota's interstate speed limit will increase from 75 mph to 80 mph starting August 1. Fines for speeding will also increase, with a minimum of $20 or an amount based on miles per hour exceeding ...