Louisiana Revised Statutes Tit. 47, § 1036. Reports and payment of tax

A. Reports by taxpayers. On or before the last day of the month after each quarter annual period ending on September thirtieth, June thirtieth, March thirty-first, and December thirty-first, every corporation, domestic or foreign, engaged in the business of transporting natural gas by pipeline for hire, sale, or use, shall file with the secretary a report on forms prescribed by the secretary, duly sworn to by some authorized person, showing the amount of its gross receipts from the operation of its business in this state, during the quarter annual period hereinabove set forth.

B. Reports by persons making payments to transporters of natural gas. The collector shall have authority to require reports to cover any transaction during the same period, similar to those provided for in Sub-section A of this Section from any person, firm, association or corporation who has paid any sum to any such corporation to which this Part applies and which is engaged in the business of transporting natural gas by pipe line for hire, sale or use.

C. Payment of tax. Every such corporation which is required to submit a report as provided by Sub-section A of this Section, shall accompany the report by a remittance to the collector in lawful money of the United States, by certified check, or by any other means as may be authorized by said collector, of the amount of the tax herein levied and shown to be due by said report; that is, one per centum (1%) of the gross receipts of such business during the period covered by such report.