| copant.org | Pan American Standards Commission (COPANT) |
| cenelec.org | European Committee for Electrotechnical Standardization (CENELEC) |
| iso.ch | ISO. International Organization for Standardization |
| cenelec.be | CENELEC |
| astm.org | ASTM International |
| ansi.org | American National Standards Institute |
| iso.org | The International Organization for Standardization [ISO] |
| euromedtransport.org | EuroMed Transport Project |
| iec.ch | International Electrotechnical Commission |
| etsi.org | European Telecommunications Standards Institute (ETSI) |
| newapproach.org | www.newapproach.org/ |
Belgium , ,