7-210: EXEMPTIONS; AGRICULTURE:
   A.   There are hereby specifically exempted from the tax levied by this chapter:
      1.   Sales of agricultural products produced in this state by the producer thereof directly to the consumer or user when such articles are sold at or from a farm and not from some other place of business, as follows:
         a.   Farm, orchard or garden products;
         b.   Dairy products sold by a dairyman or farmer who owns all the cows from which the dairy products offered for sale are produced;
         c.   Livestock sold by the producer at a special livestock sale; and
         d.   The provisions of this subsection A1 shall not be construed as exempting sales by florists, nurserymen or chicken hatcheries, or sales of dairy products by any other business except as set out herein;
      2.   Livestock, including cattle, horses, mules, or other domestic or draft animals, sold by the producer by private treaty or at a special livestock sale;
      3.   Sale of baby chicks, turkey poults and starter pullets used in the commercial production of chickens, turkeys and eggs, provided that the purchaser certifies, in writing, on the copy of the invoice or sales ticket to be retained by the vendor that the pullets will be used primarily for egg production;
      4.   Sale of salt, grains, tankage, oyster shells, mineral supplements, limestone and other generally recognized animal feeds for the following purposes and subject to the following limitations:
         a.   Feed which is fed to poultry and livestock, including breeding stock and wool bearing stock, for the purpose of producing eggs, poultry, milk or meat for human consumption;
         b.   Feed purchased in Oklahoma for the purpose of being fed to and which is fed by the purchaser to horses, mules or other domestic or draft animals used directly in the producing and marketing of agricultural products;
         c.   Any stock tonics, water purifying products, stock sprays, disinfectants or other such agricultural supplies;
         d.   Poultry shall not be construed to include any fowl other than domestic fowl kept and raised for the market or production of eggs;
         e.   Livestock shall not be construed to include any pet animals such as dogs, cats, birds or such other fur bearing animals; and
         f.   This exemption shall only be granted and extended where the purchaser of feed that is to be used and in fact is used for a purpose that would bring about an exemption hereunder executes an invoice or sales ticket in duplicate on a form to be prescribed by the tax commission. The purchaser may demand and receive a copy of the invoice or sales ticket and the vendor shall retain a copy;
      5.   Sales of items to be used and in fact are used in the production of agricultural products. Sale of the following items shall be subject to the following limitations:
         a.   Sales of agricultural fertilizer to any person regularly engaged, for profit, in the business of farming or ranching. Each such purchaser shall certify, in writing, on the copy of the invoice or sales ticket to be retained by the vendor, that he is so engaged in farming or ranching and that the material purchased will be used only in such business;
         b.   Sales of agricultural fertilizer to any person engaged in the business of applying such materials on a contract or custom basis to land owned or leased and operated by persons regularly engaged, for profit, in the business of farming or ranching. Each such purchaser shall certify, in writing, on the copy of the invoice or sales ticket to be retained by the vendor that he is engaged in the business of applying such materials to lands owned or leased and operated by persons regularly engaged, for profit, in the business of farming or ranching, and shall show in the certificate the name or names of such owner or lessee and operator, the location of the lands on which the materials are to be applied to each such land, and he shall further certify that his contract price has been reduced so as to give the farmer or rancher the full benefit of this exemption;
         c.   Sales of agricultural fertilizer, pharmaceuticals and biologicals to persons engaged in the business of applying such materials on a contract or custom basis shall not be considered to be sales to contractors under this chapter, and the sales shall not be considered to be taxable sales within the meaning of the Oklahoma sales tax code. As used in this section, "agricultural fertilizer" "pharmaceuticals" and "biologicals" mean any substance sold and used for soil enrichment or soil corrective purposes or for promoting the growth and productivity of plants or animals;
         d.   Sales of agricultural seed or plants to any person regularly engaged, for profit, in the business of farming or ranching. This section shall not be construed as exempting from sales tax, seed which is packaged and sold for use in noncommercial flower and vegetable gardens;
         e.   Sales of agricultural chemical pesticides to any person regularly engaged, for profit, in the business of farming or ranching. For the purposes of this act, agricultural chemical pesticides shall include any substance or mixture of substances intended for preventing, destroying, repelling or mitigating any insect, snail, slug, rodent, bird, nematode, fungus, weed or any other form of terrestrial or aquatic plant or animal life or virus, bacteria or other microorganism, except viruses, bacterial or other microorganisms on or in living man, or any substance or mixture of substances intended for use as a plant regulator, defoliant or desiccant; and
         f.   This exemption shall only be granted and extended to the purchaser where the items are to be used and in fact are used in the production of agricultural products. Each purchaser shall certify, in writing, on the copy of the invoice or sales ticket to be retained by the vendor, that the material purchased will only be used in his farming occupation. The vendor shall certify to the Oklahoma tax commission that the contract price of the items has been reduced to grant the full benefit of the exemption. Violation hereof by the purchaser or vendor shall be a misdemeanor, and, upon violation and conviction for a second offense the Oklahoma tax commission shall revoke the vendor's sales tax permit; and
      6.   Sale of farm machinery, repair parts thereto or fuel, oil, lubricants and other substances used for operation and maintenance of the farm machinery to be used directly on a farm or ranch in the production, cultivation, planting, sowing, harvesting, processing, spraying, preservation or irrigation of any livestock, poultry, agricultural or dairy products produced from such lands. Each purchaser of farm machinery, repair parts thereto or fuel must certify, in writing, on the copy of the invoice or sales ticket to be retained by the vendor, that he is engaged in farming or ranching and that the farm machinery, repair parts thereto or fuel will be used only in farming or ranching. The exemption provided for herein shall not apply to motor vehicles. Each purchaser shall certify, in writing, on the copy of the invoice or sales ticket to be retained by the vendor, that the material purchased will only be used in his farming occupation. The vendor shall certify to the Oklahoma tax commission that the price of the items has been reduced to grant the full benefit of the exemption. Violation hereof by the purchaser or vendor shall be a misdemeanor, and, upon violation and conviction for a second offense, the Oklahoma tax commission shall revoke the vendor's sales tax permit. (1998 Code)