For the purposes of establishing an all-out national defense mobilization (hereinafter Mobilization) system and facilitating the concept of all-out national defense, to safeguard the rights and interests of the people, this Act is stipulated for the preparation mobilization.

Mobilization phases are divided into the following phases:
1. Mobilization Preparation Phase: refers to the time period of mobilization preparation.
2. Mobilization Implementation Phase: refers to the time period of assembling reserve forces for active duty in times of war or the coming of national emergency upon the president may promulgate emergency decrees in accordance with the Constitution to enforce overall or partial mobilization.

Mobilization tasks are as follows:
1. During the Mobilization Preparation Phase, integrating all governmental powers to implement comprehensive preparation of human resources, material resources, financial technology and military, in order to reserve overall war fighting capabilities during the war time, as well as to carry out disaster relief in compliance with the Disaster Prevention and Protection Act.
2. During the Mobilization Implementation Phase, synchronizing all of the civil power to support military operations and deal with emergencies, as well as to maintain the needs for government’s emergency response and people’s daily lives.

Mobilization preparation matters shall be included in the annual project of the central regulating authorities and municipal government, county（city） government for implementation.

Mobilization Preparation proceedings are classified as either Administrative Mobilization or Military Mobilization, whereas the corresponding enforcement authorities are as follows:
1. Administrative Mobilization Readiness: by central authorities, municipal city governments, and county (city) governments.
2. Military Mobilization Readiness: by Ministry of National Defense, in cooperation with other relevant central authorities.