Louisiana Revised Statutes Tit. 40, § 1287.1. Equipment of steam plants in certain cities; penalty

A. The owner, manager, director, or agent of all steam plants located within incorporated cities of fifty thousand or more inhabitants shall provide, for the use of the steam plant, smoke consumers or other necessary appliances competent to consume not less than seventy-five percent of the smoke resulting from the burning of fuel used in providing motive power for the plant.

B. Whoever violates this Section shall, for each day the plant is operated without the required appliance, be fined twenty-five dollars or imprisoned for thirty days.