Public Health (Effluent) Regulations (G. N. No. 662 of 1970).

No person may discharge any effluent liquid onto land or use any effluent liquid for the irrigation of any land, without appoval by the appropriate health authority (sect. 3). No person may use any effluent liquid from any sewage-treatment installation or oxidation ponds for the irrigation of any land where crops for consumption are present (sect. 6). No person may use such liquid for the irrigation of any land within 200 metres of an occupied dwelling or 50 meters from any road using sprinklers, unless such liquids comply with standards as set out in the Schedule (sect. 7). Sections 8 and 9 deal with sludge used in agriculture.