| SAG B1 | Strategic Advisory Group |
| CAG B1 | Customer Advisory Group |
| TAG B1 | Tutorial Advisory Group |
| AORC B1 | Asia Oceania Regional Council - B1 Panel |
| WG B1.08 | Cable systems in multipurpose or shared structures (disbanded) |
| WG B1.11 | Upgrading and Uprating of underground cables |
| WG B1.21 | Third party damages on underground and submarine cables (disbanded) |
| WG B1.22 | Cable Accessories Workmanship |
| WG B1.23 | Impact of EMF on current ratings and cable systems |
| WG B1.24 | Test procedures for HV transition joints (disbanded) |
| WG B1.25 | Advanced design of laminated metallic coverings |
| WG B1.27 | Test recommendations on XLPE AC submarine cables from 170 kV to 500 kV |
| WG B1.28 | On site Partial Discharges Assessment |
| WG B1.29 | Guidelines for maintaining the integrity of XLPE transmission cable accessories |
| WG B1.30 | Cable systems electrical characteristics |
| WG B1.31 | Testing of superconducting cable systems |
| WG B1.32 | Recommendations for testing DC extruded cable systems for power transmission at a rated voltage up to 500 kV |
| JWG B1/B3.33 | Feasibility of a common, dry type interface for GIS and Power cables of 52 kV and above |
| SC B1 / IEEE-ICC | Interactions between CIGRE SC B1 and IEEE/PES |