(a) General rule.--Members of the General Assembly, the judiciary and such other persons as the Governor by executive order may decree shall be exempt from militia duty.
(b) Exemption for religious belief.--All persons who because of religious belief shall claim exemption from militia service, if the conscientious holding of such belief for such person shall be established under the regulations prescribed by the Governor, shall be exempted from militia service in a combatant capacity, but no person so exempted shall be exempt from militia service in any capacity that the Governor shall declare to be noncombatant.
(c) Volunteers.--This section shall not be construed to prevent any person exempted from voluntarily enlisting or accepting a commission in the Pennsylvania military forces.