Any handler, processor, or shipper of sweet potatoes who willfully evades the payment of the tax provided for in R.S. 3:455, or who violates any other provisions of this Part, shall be fined not more than five hundred dollars. If any shipper or processor fails to pay any tax due under the provisions of this Part within thirty days after the tax payment is due, he shall be liable to a penalty of twenty percent thereof, and the attorney general shall enforce payment of the tax and penalty by civil action against the shipper or processor for the amount of the tax and penalty.
La. R.S. § 3:1748