N.H. Rev. Stat. Ann. § 427:39

No livestock dealer shall operate such a business without first obtaining a license from the commissioner. Before being issued a license, the livestock dealer shall file with the commissioner an application for such license, giving such information as the commissioner shall require. Said application shall be accompanied by the prescribed fee. All licenses shall expire on April 30 of each year. No licenses shall be transferable. A farmer shall be exempt from the provisions of this chapter when engaged in noncommercial transportation of livestock.