La. Stat. tit. 30 § 597
Any provision of this Part to the contrary notwithstanding, as to any contract, agreement or understanding or proposed contract, agreement or understanding affecting the purchase or sale of natural gas, the parties thereto may furnish the commissioner with notice thereof, in a form and under conditions to be established by the commissioner, and unless the commissioner gives notice to the contrary to the parties thereto, within fifteen days after the receipt of such notice, the same shall be deemed to have been accepted by the commissioner without objection and to be in compliance with the provisions of this Part. If, however, the commissioner deems it advisable to consider the proposal further, the commissioner shall notify the parties accordingly and the matter shall thereafter be processed by the commissioner in accordance with the provisions of this Part.
La. R.S. § 30:597