Louisiana Revised Statutes Tit. 38, § 2258. Statement of non-resident firms as to payment of taxes

Before any bill for said supplies shall be paid to any non-resident firm, a statement in writing shall be submitted by the seller to the effect that the said firm furnishing said supplies has paid all taxes duly assessed by the state of Louisiana and its political subdivisions, including franchise taxes, privilege taxes, sales taxes, and all other taxes for which it is liable, to the state and its political subdivisions.