La. Stat. tit. 30 § 721
Current with changes from the 2024 legislative session effective on or before 7/1/2024, from Acts 1-3, 6-671
"Coal or lignite slurry transportation" is defined as the transportation through a pipeline in the state of Louisiana of coal, lignite or any mixture of substances which includes coal or lignite, in any form.
La. R.S. § 30:721