La. R.S. 47:803 — Collection and payment of tax

A.(1) The tax levied hereunder shall be collected or paid by suppliers on all special fuels sold or delivered by them, except the following:
(a) Those fuels required to be indelibly dyed and chemically marked in accordance with regulations issued by the secretary of the Treasury of the United States under 26 U.S.C. 4082 and pursuant to the regulations of the United States Environmental Protection Agency.
(b) Those fuels sold and delivered in bulk to state agencies, parish and municipal governments, and other political subdivisions of the state of Louisiana who have obtained a certificate from the Department of Revenue, and which fuels are to be used for purposes other than in a vehicle licensed or required to be licensed for highway use.
(c) Liquefied petroleum gas and compressed natural gas.
(2) The tax shall be collected and paid by suppliers on dyed fuel authorized for highway use by certain vehicles under 26 U.S.C. 4082 and the regulations adopted thereunder.
(3) Undyed special fuels when sold or delivered to a user for a purpose other than a vehicle licensed or required to be licensed for highway use, may be subject to a refund or credit under R.S. 47:802.1.
B. The tax levied hereunder shall be paid by any interstate user on special fuels imported into this state by him.
C. The tax levied hereunder shall be paid by any person who uses special fuels in this state on which the tax levied hereunder has not been paid.