La. Code Crim. Proc. art. 744
Current with changes from the 2024 legislative session effective on or before 7/1/2024, from Acts 2,3, 6-535, and 580-647
"Witness" as used in Articles 741 through 743 shall include a person whose testimony is relevant and material and desired in any proceeding or investigation by a grand jury or in a criminal action, prosecution, or proceeding.
"State" shall include any territory of the United States and the District of Columbia.
La. Cr.P. § 744