According to the Charlotte Observer, Hill was cited Tuesday by Concord, N.C., police in Cabarrus County with two misdemeanors: possession of marijuana paraphernalia and failure to wear a seatbelt.
Panthers players report to training camp Thursday morning.
Hill, 24, joined the Panthers in September as a practice squad player but did not appear in a game in 2014. He is expected to compete in camp for one of the final wide receiver positions.
Hill, a second-round pick in 2012, played two years with the New York Jets, catching 45 passes for 594 yards and four touchdowns.