La. Stat. tit. 13 § 4874
If any party shall wilfully refuse or fail to appear as a witness, or, having appeared, shall wilfully refuse or fail to testify or to answer any question asked him, except on the ground that his answer would tend to incriminate him, or shall wilfully refuse or fail to file a list of documents in pursuance of R.S. 13:4869 or to produce for inspection and to be copied and photographed by the plaintiff documents listed in Schedule 1 or, when so ordered, to produce for inspection and to be copied and photographed by the plaintiff documents listed in Schedule 2, or shall wilfully refuse or fail to comply with a subpoena duces tecum directed to him or to produce for inspection and to be copied and photographed by the plaintiff documents sworn copies of which he is allowed to produce in court or to the clerk in compliance with a subpoena duces tecum, the court as for contempt may fine him in a sum not exceeding two hundred fifty dollars and sentence him to imprisonment for not more than thirty days.
La. R.S. § 13:4874