N.C. Gen. Stat. § 119-61

A liquefied petroleum gas tank of 120 gallons or more that is subject to the American Society of Mechanical Engineers (ASME) Code must have a data plate indicating that it was built in accordance with that Code. The Commissioner may issue a data plate to replace a rusting or partially detached data plate on a liquefied petroleum gas tank. The Commissioner shall charge a person to whom a replacement data plate is issued a fee of twenty dollars ($20.00) for the plate. Fees collected under this section shall be credited to the Department of Agriculture and Consumer Services and applied to the cost of issuing replacement data plates.