La. Code Civ. Proc. art. 1353
Current with changes from the 2024 legislative session, Chs. 3, 6-496, effective on or before 7/1/2024
No subpoena shall issue until the party who wishes to subpoena the witness first deposits with the clerk of court a sum of money sufficient to pay all fees and expenses to which the witness is entitled by law.
La. C.P. § 1353