CEN Management Centre, Europe, www.cenorm.be
Europäische Kommission (e.g. EU Directives), Europe, http://ec.europa.eu/
Institut Belge de Normalisation (IBN), Belgium, www.nbn.be
Dansk Standard (DS), Danmark, www.ds.dk
Deutsches Institut für Normung e.V. (DIN), Germany, www.din.de
Suomen Standardisoimisliitto r.y. (SFS), Finland, www.sfs.fi
Association Française de Normalisation (AFNOR), France, www.afnor.org
Hellenic Organization for Standardization (ELOT), Greece, www.elot.gr
British Standards Institution (BSI), Great Britain, www.bsi-global.com
National Standards Authority of Ireland (NSAI), Ireland, www.nsai.ie
Ente Nazionale Italiano di Unificazione (UNI), Italy, www.uni.com
Service de l’Energie de l’Etat (SEE) Organisme Luxembourgeois de Normalisation, Luxembourg, www.ilnas.public.lu
Nederlands Normalisatie-instituut (NEN), Netherlands, www.nen.nl
Standard Norge (SN), Norway, www.standard.no
Österreichisches Normungsinstitut (ON), Austria, www.on-norm.at
Polish Committee for Standardization (PKN), Poland, www.pkn.pl
Instituto Português da Qualidade (IPQ), Portugal, www.ipq.pt
Asociación Española de Normalización y Certificación (AENOR), Spain, www.aenor.es
Swedish Standards Institute (SIS), Sweden, www.sis.se
Schweizerische Normen-Vereinigung (SNV), Swizzerland, www.snv.ch