This Act is formulated to maintain public health and a quiet environment and to enhance the living quality of the public.

The competent authority referred to in this Act means the Environmental Protection Administration, Executive Yuan, at the central government level, the municipal government in special municipalities and the county or city government in counties or cities.

Noise as referred to in this Act means sounds that exceed control standards.

The matters designated as the responsibility of the central competent authority:
I. Planning, determination and implementation of national noise control policies, programs and plans
II. Formulation, deliberation and interpretation of national noise control laws and regulations
III. Determination of national noise monitoring matters and research and development of control technologies
IV. Determination of noise control standards
V. Supervision, guidance and approval of noise control work
VI. Coordination and implementation of noise control work that involves two or more special municipalities, counties or cities
VII. Delineation of noise control zones that involve two or more special municipalities, counties or cities
VIII. Coordination for major noise disputes
IX. Training of professional noise control personnel
X. Management of noise analysis organizations
XI. Noise testing of motor vehicles
XII. Public awareness work for noise control
XIII. International cooperation related to noise control
XIV. Inspection and appraisal of noise sources
XV. Other national noise control matters

The responsibilities of special municipality, county and city competent authorities are as follows:
I. Planning and implementation of special municipality, county or city noise control programs
II. Research and development for special municipality, county or city noise control
III. Coordination for special municipality, county or city noise disputes
IV. Delineation of noise control zones within the jurisdiction areas of special municipalities, counties or cities
V. Special municipality, county or city noise monitoring
VI. Public awareness work for special municipality, county or city noise control
VII. Inspection and appraisal of noise sources
VIII. Other special municipality, county or city noise control matters

Police authorities shall, pursuant to the relevant laws and regulations, handle those that produce sounds that are intermittent or difficult to measure, but sufficient to jeopardize the quietness of the lives of others.