International

• CENELEC Certification Agreement (CCA) – signatory
  CENELEC (European Committee for Electrotechnical Standardization)
• IECEE/CB-Scheme – National Certification Body (NCB) and CB Testing Laboratory (CBTL)
  IECEE (IEC System of Conformity Assessment Schemes for Electrotechnical Equipment and Components)
• HAR Group Agreement – signatory
• ENEC Group Agreement – signatory
• ETICS – signatory
  ETICS (Association of European Testing Laboratories, Inspection and Certification Bodies

National

• Polish Committee for Standardization – membership in Technical Committees