Louisiana Revised Statutes Tit. 13, § 3661.1. Departmental service of subpoenas on law enforcement officers and fire service personnel

A. Service of subpoenas on any law enforcement officer or fire service personnel, when not a party to the action, may be made through personal service on the law enforcement officer's or fire service personnel's ranking officers or their designated representative. This service shall be made at the district stations or departmental headquarters. The ranking officer, or his designated representative, shall sign for such subpoenas and shall be required to notify the law enforcement officer or fire service personnel named therein of receipt of said subpoenas.

B. This type of service shall be known as departmental subpoena service of law enforcement officers and fire service personnel, and shall not be construed to replace domiciliary or personal service for said officers or personnel, but shall be an additional method of service of subpoenas.