N.H. Rev. Stat. Ann. § 263:22

In addition to the other powers of the director, during any war emergency and until April 1 next succeeding the termination thereof, he shall have authority to issue a commercial driver's license to any person between the ages of 16 and 18 otherwise duly qualified. During said period the provisions of RSA 263:27, inconsistent with the provisions hereof, are hereby suspended. Said license shall be restricted to the driving of motor vehicles of 18,000 pounds manufacturers' rating or less.