Governed by the Texas Government Code, Chapter 437 (Texas Military), Subchapter H. (Awards), the Texas State Guard Service Medal is awarded to those who complete three consecutive years of honorable service in the Texas State Guard during which the service member has shown fidelity to duty, efficient service, and great loyalty to this state.
Ribbons do not include the rack or pin-on backing.
https://tmd.texas.gov/texas-military-department-state-awards