Public Health Act, B.E. 2535.

This Public Health Act consists of 90 Sections divided into 16 Chapters: General Provisions; Public Health Committee; Management of Sewage and Waste; Building Sanitation; Nuisances; Animal Raising and Grazing Control Areas; Businesses Hazardous to Health; Marketplaces, Food Selling Places, and Foodstuff Storing Places; Sale of Goods in Public Place or Way; Power and Duties of Local Competent Officials and Public Health Officials; Certificate of Notification; Licenses; Fees and Fines; Appeal; Penalties; Transitory Provisions.
There shall be a committee called “Public Health Committee” consisting of the Permanent Secretary of Public Health as the Chairperson, Director General of the Department of Pollution Control, Director General of Department of Disease Control, Director General of Department of Agriculture, Secretary-General of the Food and Drug Administration, Secretary-General of the Office of Natural Resources and Environmental Policy and Planning, etc, as members, and members from persons having knowledge or experience in laws dealing with public health and hygiene, environment, and consumer protection. No person shall establish a marketplace except with a license being obtained from the local competent official under section 56. Any person who wishes to set up a food selling place or foodstuff storing place in any building or space with an area exceeding two hundred square meters and which is not the selling of things in marketplace shall obtain a license from the local competent official under section 56. For controlling or overseeing food selling place and foodstuff storing place already obtained a license or certificate of notification, the local government shall have the power to issue local ordinances, including: (1) prescribing category of food selling place or foodstuff storing place according to type of food or nature of business establishment, or method of distribution; (2) prescribing criteria on establishing, use, and care of the place and hygienic conditions of the area where food is sold, consumed, made, prepared, cooked or stored; etc.
Collecting, transporting or disposing of sewage or waste within the area of any local government shall be the authority of such local government. In order to engage in the operation of collecting, transporting, or disposing of sewage or waste as a business or for service fees in return, a license from the local competent official shall be obtained. For the purpose of maintaining the living conditions congruent with the livelihood of the population in the locality or to prevent hazards from microbes originated from animals, the local government shall have the power to issue a local ordinance designating an area covering the whole or any part of the locality under its jurisdiction, an animal raising or grazing control area.