Planning (Hazardous Substances) (Scotland) Act 1997.
This Act shall have effect, subject to such exceptions and modifications as may be prescribed, in relation to granting hazardous substances consent for planning authorities. For the purposes of this Act the Secretary of State shall by regulations specify the substances that are hazardous substances, and specify the quantity which is to be the controlled quantity of any such substance. Subject to the provisions of this Act, the presence of a hazardous substance on, over or under land requires the consent of the planning authority (sect. 2).