The Town and Country Planning (Hierarchy of Developments) (Scotland) Regulations 2009

Regulation 2(1)

SCHEDULE Major Developments

Description of development	Threshold or criterion
1.  Schedule 1 development
Development of a description mentioned in Schedule 1 to the Environmental Impact Assessment (Scotland) Regulations 1999(1) (other than exempt development within the meaning of those Regulations).	All development.
2.  Housing
Construction of buildings, structures or erections for use as residential accommodation.	(a) The development comprises 50 or more dwellings; or (b) The area of the site is or exceeds 2 hectares.
3.  Business & General Industry, Storage and Distribution
Construction of a building, structure or other erection for use for any of the following purposes– (a) as an office; (b) for research and development of products or processes; (c) for any industrial process; or (d) for use for storage or as a distribution centre.	(a) The gross floor space of the building, structure or other erection is or exceeds 10,000 square metres; or (b) The area of the site is or exceeds 2 hectares.
4.  Electricity Generation
Construction of an electricity generating station.	The capacity of the generating station is or exceeds 20 megawatts.
5.  Waste Management Facilities
Construction of facilities for use for the purpose of waste management or disposal.	The capacity of the facility is or exceeds 25,000 tonnes per annum. In relation to facilities for use for the purpose of sludge treatment, a capacity to treat more than 50 tonnes (wet weight) per day of residual sludge.
6.  Transport and infrastructure projects
Construction of new or replacement roads, railways, tramways, waterways, aqueducts or pipelines.	The length of the road, railway, tramway, waterway, aqueduct or pipeline exceeds 8 kilometres.
7.  Fish Farming
The placing or assembly of equipment for the purpose of fish farming within the meaning of section 26(6) of the Act.	The surface area of water covered is or exceeds 2 hectares.
8.  Minerals
Extraction of minerals.	The area of the site is or exceeds 2 hectares.
9.  Other Development
Any development not falling wholly within any single class of development described in paragraphs 1 to 8 above.	(a) The gross floor space of any building, structure or erection constructed as a result of such development is or exceeds 5,000 square metres; or (b) The area of the site is or exceeds 2 hectares.

(1)

S.S.I. 1999/1, as amended by S.S.I. 2006/614, regulation 3.