Mississippi Code Title 27. Taxation and Finance § 27-55-531

The commission, in its discretion, may promulgate rules setting forth requirements for marking or identifying diesel fuel or kerosene to be used for nonhighway purposes.

Storage facilities for nonhighway use diesel fuel or for nonhighway use kerosene shall be plainly marked “NONHIGHWAY DIESEL FUEL” or “NONHIGHWAY KEROSENE” in lettering of not less than four (4) inches in height on a contrasting background. Where such storage facilities are underground, then all pumps or dispensing equipment shall be plainly marked as required in this section. Where such diesel fuel or kerosene is delivered directly into the fuel tank or equipment for nonhighway use, either the fuel tank or some part of such equipment as near to the fuel tank as possible shall be plainly marked “NONHIGHWAY DIESEL FUEL” or “NONHIGHWAY KEROSENE” in lettering of not less than four (4) inches in height on a contrasting background. Separate storage facilities are required for highway use diesel fuel and kerosene and shall be marked “FOR HIGHWAY USE” in lettering of not less than four (4) inches in height on a contrasting background.

Any person who purchases, receives, acquires or uses any nonhighway diesel fuel or kerosene shall be liable for the tax levied by Sections 27-55-519 and 27-55-521, if said diesel fuel or kerosene is used on the highways of this state or for any purpose taxable under such sections.

All sales of diesel fuel for nonhighway use shall be evidenced in writing and such invoice shall bear the name of the purchaser and seller, the date of delivery of such diesel fuel, the kind and quantity of the product delivered and the use for which such nonhighway diesel fuel was purchased. Such invoices shall be retained by the purchaser of nonhighway diesel fuel for a period of not less than three (3) years. Invoices made to cash shall not be considered as complying with the terms of this article.