PHILIPPINE SANITATION CODE
Presidential Decree No. 856 (23 December 1975): The Philippine Sanitation Code sets sanitary standards for drinking water, food and other business establishments, industrial hygiene, schools, health services, markets, slaughterhouses, transport vehicles, terminals and other service stations, and lodging areas and infrastructures among many others. It regulates nuisances (anything that injures health, endangers life, offends senses, or produces discomfort to the community), and activities concerning dead persons, their funerals, and remains. Importantly, it regulates other forms of pollution not covered in the places mentioned earlier like that caused by certain substances, radiation, noise, and biological pollutants. It also sets the requirements for the collection of sewage, operation of sewerage works and sewage treatment plants, construction of septic tanks, and disposal of septic tank effluents.