(a) A state employee called to state active duty as a member of the Texas military forces by the governor or other appropriate authority in response to a natural or man-made disaster is entitled to receive paid emergency leave without loss of military leave under Section 437.202 or annual leave.
(b) A state employee called to federal active duty for the purpose of providing assistance to civil authorities in a declared emergency or for training for that purpose is entitled to receive paid emergency leave for not more than 22 workdays without loss of military leave under Section 437.202 or annual leave.
(c) The duty or training under Subsection (b) does not include duty or training carried out under Section 437.202.