• Habitats Directive (May 1992) (Council Directive 92/43/EEC on the Conservation of Natural Habitats and of Wild Flora and Fauna).
  
  
• Habitats Regulations (2010). The Conservation of Habitats and Species Regulations 2010.
  
  
• Guidance to the Habitats Regulations (1998). European Marine Sites in England & Wales. A Guide to the Conservation (Natural Habitats &c) Regulations 1994 and to the Preparation and Application of Management Schemes. DETR/ Welsh Office, June 1998. ISBN 1 85112 087 4 (this is not currently available on-line). For extracts click here.
  
  
• Guidance document on Article 6(4) (January 2007). Clarification of the concepts of: alternative solutions, imperative reasons of overriding public interest, compensatory measures, overall coherence, Opinion of the Commission. January 2007.
  
  
• Guidance document on Article 6(4) of the Habitats Directive 92/43/EEC (~241KB)
  
  
• Guidance document on the Assessment of Plans and Projects significantly affecting Natura 2000 sites (November 2001). Methodological guidance on the provisions of Article 6 (3) and (4) of the Habitats Directive 92/43/EEC Assessment of plans and projects significantly affecting Natura 2000 sites (~512KB) Should be treated with caution as not all agreed by UK Government and some advice rejected by the High Court in 2008.
  
  

• Guidance document: Managing Natura 2000 sites (2000) Managing Natura 2000 sites: The provisions of Article 6 of the 'Habitats' Directive 92/43/EEC (~788KB)
  
  
• Marine guidelines (May 2007). Guidelines for the establishment of the Natura 2000 network in the marine environment. Application of the Habitats and Birds Directives (~1,7MB)
  
  
• Advice provided by CCW in fulfilment of Regulation 33 of the Conservation (Natural Habitats, &c.) Regulations 1994 (~1MB)
  
  
• Welsh Assembly Government’s Technical Advice Note 5, Nature Conservation and Planning, 2009.

The following websites are useful:

http://ec.europa.eu/environment/
nature/natura2000/marine/index_en.htm

http://www.jncc.gov.uk/page-1457

http://www.defra.gov.uk/environment/
water/ marine/index.htm