| Abbreviation | Full Title | Country | |
| ABS | American Bureau of Shipping | USA | |
| AEI | Associazione Elettrotechnica ed Elettronica Italiana Italian electrotechnical industry organisation |
Italy | |
| AENOR | Asociacion Espańola de Normalización y Certificación Spanish organisation for standards and certification |
Spain | |
| ALPHA | Gesellschaft zur Prüfung und Zertifizierung von Niederspannungsgeräten German test laboratories association |
Germany | |
| ANSI | American National Standards Institute | USA | |
| >AS | Australian Standard | Australia | |
| ASA | American Standards Association | USA | |
| ASTA | Association of Short-Circuit Testing Authorities | >Great Britain | |
| BS | British Standard | Great Britain | |
| BV | Bureau Veritas Ship´s classification association |
France | |
| CEBEC | Comité Electrotechnique Belge Belgian electrotechnical product quality mark |
Belgium | |
| CEC | Canadian Electrical Code | Canada | |
| CEI | Comitato Elettrotecnico Italiano Italian standards organisation |
Italy | |
| CEI | Commission Electrotechnique Internationale International electrotechnical commission |
Switzerland | |
| >CEMA | Canadian Electrical Manufacturer’s Association | Canada | |
| CEN | Comité Européen de Normalisation European standards committee |
Europe | |
| CENELEC | Comité Européen de Normalisation Elec trotechnique European committee for electrotechnical standards |
Europe | |
| CSA | Canadian Standards Association | Canada | |
| DEMKO | Danmarks Elektriske Materielko ntrol
Danish material control for electrotechnical products |
Denmark | |
| DIN | Deutsches Institut für Normung German institute for standardisation |
Germany | |
| DNA | Deutscher Normena usschuss German standards committee |
Germany | |
| DNV | Det Norsk Veritas Ship classification association |
Norway | |
| EN | European standard | Europe | |
| ECQAC | Electronic Components Quality Assurance Committee | Europe | |
| >ELOT | Hellenic Organization for Standardization Greek organization for standardization |
Greece | |
| EOTC | European Organization for Testing and Certification | Europe | |
| ETCI | Electrotechnical Council of Ireland | Ireland | |
| GL | Germanischer Lloyd Ship classification association |
Germany | |
| HD | Harmonization document | Europe | |
| IEC | International Electrotechnical Commission | – | |
| IEEE | Institute of Electrical and Electronics Engineers | USA | |
| IPQ | Instituto Portoguęs da Qualidade Portuguese quality institute |
Portugal | |
| ISO | International Organization for Standardization | – | |
| JEM | Japanese Electrical Manufacturers Association Electrical industry association |
Japan | |
| JIC | Joint Industry Conference | USA | |
| JIS | Japanese Industrial Standard | Japan | |
| KEMA | Keuring van Elektrotechnische Materialen Testing institute for electrotechnical products |
Netherlands | |
| LOVAG | Low Voltage Agreement Group | – | |
| LRS | Lloyd's Register of Shipping | Great Britain | |
| MITI | Ministry of International Trade and Industry | Japan | |
| NBN | Norme Belge Belgian standard |
Belgium | |
| NEC | National Electrical Code | USA | |
| NEMA | National Electrical Manufacturers Association | USA | |
| NEMKO | Norges Elektriske Materiellkontroll Norwegian testing institute for electrotechnical products |
Norway | |
| NEN | Nederlandse Norm Dutch standard |
Netherlands | |
| NFPA | National Fire Protection Association | USA | |
| NKK | Nippon Kaiji Kyakai Japanese classification association |
Japan | |
| OSHA | Occupational Safety and Health Administration | USA | |
| ÖVE | Österreichischer Verband für lektrotechnik Austrian electrotechnical association |
Austria | |
| PEHLA | Prüfstelle elektrischer Hochleistungsapparate Electrical high-performance apparatus test laboratory of the association for electrical high-performance testing |
Germany | |
| PRS | Polski Rejestr Statków Ship classification association |
Poland | |
| PTB | Physikalisch-Technische Bundesanstalt German physical/technical federal agency |
Germany | |
| RINA | Registro Italiano Navale Italian ship classification association |
Italy | |
| SAA | Standards Association of Australia | Australia | |
| SABS | South African Bureau of Standards | South Africa | |
| SEE | Service de l'Energie de l'Etat Luxemburg authority for standardisation, testing and certification |
Luxemburg | |
| SEMKO | Svenska Elektriska Materielkontrollanstalten Swedish test institute for electrotechnical products |
Sweden | |
| SEV | Schweizerischer Elektrotechnischer Verein Swiss electrotechnical association |
Switzerland | |
| SFS | Suomen Standardisoimisliito r.y. Finnish standardisation association, Finnish standard |
Finland | |
| STRI | The Icelandic Council for Standardization | Iceland | |
| SUVA | Schweizerische Unfallversicherungs-Anstalt Swiss accident insurance federal agency |
Switzerland | |
| TÜV | Technischer Überwachungsverein Technical inspection association |
Germany | |
| UL | Underwriters' Laboratories Inc. | USA | |
| UTE | Union Technique de l'Electricité Electrotechnical federation |
France | |
| VDE | Verband der Elektrotechnik, Elektronik, Informationstechnik
(Verband Deutscher Elektrotechniker) Association of electrical, electronics and information technology |
Germany | |
| ZVEI | Zentralverband Elektrotechnik-und Elektronik industrie Central association of the electrical and electronic industry |
Germany |
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