For purposes of this chapter: “Deploying parent or guardian” means a parent of a child under the age of 18 whose parental rights have not been terminated by a court of competent jurisdiction or a guardian of a child under the age of 18 who is deployed or who has received written orders to deploy with the United States Army, Navy, Air Force, Marine Corps, Coast Guard, Space Force, National Guard, or any other reserve component thereof. “Deployment” means compliance with military orders received by a member of the United States Army, Navy, Air Force, Marine Corps, Coast Guard, Space Force, National Guard, or any other reserve component thereof to report for combat operations or other active service for which the deploying parent or guardian is required to report unaccompanied by any family member.