Authorities

• The European Commission:
  http://ec.europa.eu/index_en.htm
• The European Committee for Standardisation:
  http://www.cenorm.be
• The European Environment Agency (EEA):
  http://www.eea.eu.int
• US Environmental Protection Agency:
  http://www.epa.gov

Wood Preservation and Related Organisations

• IRG (International Research Group on Wood Preservation):
  http://www.irg-wp.com
• AWPA (American Wood-Preservers' Association):
  http://www.awpa.com
• AWPI (American Wood Preservers' Institute):
  http://www.preservedwood.com
• Southern Pine Council:
  http://www.southernpine.com
• DHV (Deutscher Holzschutz Verband)
  http://www.holzschutz.com
• VHN (Vereniging van Houtimpregneerbedrijven in Nederland):
  http://www.vhn.org
• Finnish Wood Preserving Association:
  http://www.kestopuu.fi
• Swedish Wood Preserving Association:
  http://www.ntr-nwpc.com/sverige/eng/trf/stf.html
• Wood Protection Association: http://www.wood-protection.org
• Arbust: http://www.arbust.fr

Other interesting links

• The European Confederation of woodworking industries: http://www.cei-bois.org
• Wood. for good.:
  http://www.woodforgood.com