This Act is enacted in order to establish a professional service system of social work , to promote the professional status of social worker, to define rights and obligations of social worker definitely, and to assure rights and interests of the target of service.

A social worker prescribed in this Act refers to a professional who can assist an individual, a family, a party and a community to promote, develop or resume its social function and to pursuit his welfare, relying on his professional knowledge and technique of social work.
The mission of social worker is to promote the benefit of the public and social, to assist the public to satisfy their basic needs, to pay attention to the minor groups and realize social justice.

The competent authorities of this Act are the Ministry of Health and Welfare at the central level; the municipal governments at the municipal level and the county (city) governments at the county (city) level.