http://www.legislation.gov.uk/id/asp/2005/15

http://www.legislation.gov.uk/asp/2005/15/section/21

Environmental Assessment (Scotland) Act 2005

An Act of the Scottish Parliament to make provision for the assessment of the environmental effects of certain plans and programmes, including plans and programmes to which Directive 2001/42/EC of the European Parliament and of the Council relates; and for connected purposes.