Sales on credit prohibited; exception

It shall be unlawful for a distributor to sell or offer to sell, or a retailer to purchase or receive, any wine except on a cash basis and no right of action exists to collect any claims for credit extended contrary to the provisions of this subdivision: Provided, That nothing herein prohibits, as a credit on any subsequent sale, the crediting of the purchase price charged for wine returned by the purchaser because of damage, spoilage, erroneous shipments or orders and other such reasons customary in the trade: Provided, however, That a distributor may accept an electronic transfer of funds if the transfer of funds is initiated by an irrevocable payment order on the invoiced amount for the wine. The cost of the electronic fund transfer must be borne by the retailer and the distributor must initiate the transfer no later than noon of one business day after the delivery.