1. No action or proceeding may be prosecuted against the convening authority or a member of a military court or officer or person acting under its authority or reviewing its proceedings because of the approval, imposition or execution of any sentence or the imposition or collection of a fine or penalty, or the execution of any process or mandate of a military court.
2. All persons acting under the provisions of this Code, whether as a member of the military or as a civilian, are immune from any personal liability for any of the acts or omissions which they performed or failed to perform as part of their duties under this Code.