The Substitute Service can be enforced when the National Defense Military is not Obstructed, and under the conditions when the replacement of soldiers is not affected、the quality of the soldiers is not deteriorated,and does not against the fairness of military service.
Personnel with special skills should be the first priority to satisfy the National Defense demand, The Executive Yuan can stop processing a part or all the Substitute Service recruitments basing on the military requirements of the National Defense.

The basic training of Substitute Service is executed jointly by the Ministry of Interior and the Ministry of National Defense.
Total period of serving the Substitute Service along with the basic training can not be less than the period of Active Service of the Standing Soldier Service; can not be less than the period of Military Training of Standing Soldier Service while the induction of Active Service of Standing Soldier Service is suspended. During the period of Substitute Service, the identity of military personnel in Active Service will never be granted.
Those Conscription Age Males whose year of birth are earlier than the suspended induction of Active Service of Standing Soldier Service and who have not been inducted or re-inducted to serve, shall serve the Substitute Service for one year.

The Enforcement Regulations of the Substitute Service are instituted in the other laws.