I. The driver of any vehicle shall obey the instructions of any school crossing guard invested with authority to direct, control, or regulate traffic. If the school crossing guard is displaying a signal to stop, the driver of a vehicle upon a way shall stop the vehicle at least 25 feet before reaching such school crossing guard. The driver shall not proceed until the school crossing guard indicates that traffic may proceed and until the driver can do so safely.
II. Any person who violates the provisions of this section shall be guilty of a violation and shall be fined not more than $100 for the first offense and not more than $250 for any subsequent offense committed during any calendar year.

Terms Used In New Hampshire Revised Statutes 265:3-a