ITU‐T's Technical Reports and Specifications 1057 Work area FG‐SSC deliverable(s) related to this work area SDO working on this area Document number released by this SDO Corresponding document title Standardiza‐tion gap in this area Future needs and sugges‐tions to SG5 Green‐house gases ISO 14064‐1:2006 Greenhouse gases – Part 1: Specification with guidance at the organization level for quantification and reporting of greenhouse gas emissions and removals ISO 14064‐2:2006 Greenhouse gases – Part 2: Specification with guidance at the project level for quantifi‐cation, monitoring and report‐ing of greenhouse gas emis‐sion reductions or removal enhancements ISO 14064‐3:2006 Greenhouse gases – Part 3: Specification with guidance for the validation and verifica‐tion of greenhouse gas assertions 3.5.3 Building systems Work area FG‐SSC delivera‐ble(s) related to this work area SDO working on this area Document number released by this SDO Corresponding document title Standardiza‐tion gap in this area Future needs and sugges‐tions to SG5 Building envi‐ronment design Smart sus‐tainable buildings for SSC [b‐FG‐SSC building] ISO/TC205 WG1: General prin‐ciples WG2: Design of energy‐efficient buildings WG3: Building Au‐tomation and Con‐trol System (BACS) Design WG5: Indoor ther‐mal environment WG7: Indoor visual environment WG8: Radiant heat‐ing and cooling systems WG9: Heating and cooling systems WG10: Commis‐sioning To develop guidelines for smart buildings, including use cases and best practice etc. Energy perfor‐mance of build‐ings ISO/TC 163/WG 4: Joint between ISO/TC 163 and ISO/TC 205: Energy performance of buildings using holistic approach