All scrap tires (types and sizes) can qualify for free disposal.
Per the Scrap Tire Disposal Act, specifically NCGS 130A-309.53, "Definitions"
(6) "Scrap Tire" means a tire that is no longer suitable for its original, intended purpose because of wear, damage, or defect.
(7) "Tire" means a continuous solid or pneumatic rubber covering that encircles the wheel of a vehicle. Bicycle tires and other tires for vehicles propelled by human power are not subject to the provisions of this Part.
(9) "Tire Hauler" means a person engaged in the picking up or transporting of scrap tires for the purpose of storage, processing, or disposal.
Contact John Patrone at John.Patrone@ncdenr.gov or 919-280-4814.