Louisiana Revised Statutes Tit. 47, § 1690. Definitions

(1) “Farm tractor” and “farm machinery” shall mean and include all motor propelled or motor operated mechanical devices used on a farm in the tilling of the soil and the production of crops, but shall not include any vehicle licensed for use on the public highways of this state.

(2) “Commercial fishing boat” shall mean any water craft used in the occupation of fishing for profit.

(3) “Gasoline” shall mean any motor fuel which is subject to tax under Part I of Chapter 7 of Sub-title II of Title 47 of the Louisiana Revised Statutes of 1950.  1

(4) “Refundable purposes” shall mean the operating or propelling of any aircraft, any commercial fishing boat, any vehicle used by a licensed commercial fisherman in the administration of business associated with commercial fishing, any boat used to transport children to or from public or parochial schools, any farm tractor or any farm machinery used in the actual tilling of the soil and production of crops or any stationary motor used for agricultural purposes.