Texas Government Code - GOV'T § 437.005. Authority for State Active Duty, State Training, and Other Duty

(a) The governor may activate all or part of the Texas military forces to state active duty or for state training and other duty.  The governor may delegate all or part of the authority granted by this section to the adjutant general.

(b) On delegation of the authority by the governor, the adjutant general may order all or part of the Texas military forces to state training and other duty if funding has been provided in the General Appropriations Act or volunteer resources are available.

(c) On delegation of the authority by the governor, the adjutant general may order all or part of the Texas military forces to state training and other duty if requested by a federal, state, or local governmental entity and the entity authorizes reimbursement of the costs to this state.

(d) A service member called to state active duty or to state training and other duty has the rights, privileges, duties, functions, and authorities conferred or imposed by state law.