Prohibited Substances (Tristan da Cunha) Ordinance, 1996 (T1 of 1996). Country/Territory Saint Helena (UK) Territorial subdivision Tristan da Cunha Document type Legislation Date 1996 Source FAO, FAOLEX Subject Air & atmosphere, Waste & hazardous substances Keyword Air quality/air pollution Ozone layer Pollution control Hazardous substances International trade Authorization/permit Waste management Geographical area Africa, Atlantic Ocean Islands, Western Africa Abstract This Ordinance prohibits the import or export of substances that are, at the time of the import or export, hazardous wastes for the purposes of the Basel Convention on the Control of Transboundary Movement of Hazardous Wastes and their Disposal. Also, the import or export of ozone depleting substances which parties to the Montreal Protocol on substances that Deplete the Ozone Layer have, at the time of import or export, agreed are prohibited imports from or exports to countries not parties to the Protocol, is forbidden without the approval of the Governor. Full text English