| Country | Cert. Name | Country | Cert. Name |
| Russia | FAC, GKRCH, EAC | Germany | DEKRA-GS |
| Republic of Belarus | AC, Giprosvyaz | Kazakhstan | EAC |
| Serbia | RATEL, ISS | Azerbaijan | MINCOM |
| Moldova | CNFR | Armenia | PSRC, EAC |
| Ukraine | UkrCEPRO |
| Country | Cert. Name | Country | Cert. Name |
| Russia | FAC, GKRCH, EAC | Germany | DEKRA-GS |
| Republic of Belarus | AC, Giprosvyaz | Kazakhstan | EAC |
| Serbia | RATEL, ISS | Azerbaijan | MINCOM |
| Moldova | CNFR | Armenia | PSRC, EAC |
| Ukraine | UkrCEPRO |