AB1-ASA1-CA1,214,1020
77.52
(13) For the purpose of the proper administration of this section and to
21prevent evasion of the sales tax it shall be presumed that all receipts are subject to
22the tax until the contrary is established. The burden of proving that a sale of tangible
1personal property or services is not a taxable sale at retail is upon the person who
2makes the sale unless that person takes from the purchaser a certificate to the effect
3that the property or service is purchased for resale or is otherwise exempt; except
4that
no certificate is required for sales of cattle, sheep, goats, and pigs that are sold
5at a livestock market, as defined in s. 95.68 (1) (e), and no certificate is required for
6sales of commodities, as defined in
7 USC 2, that are consigned for sale in a
7warehouse in or from which the commodity is deliverable on a contract for future
8delivery subject to the rules of a commodity market regulated by the U.S. commodity
9futures trading commission if upon the sale the commodity is not removed from the
10warehouse.