​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​Executive Summary of the ​ITU-T Study Group 5 Meeting
 “Environment, climate action, circular economy and electromagnetic fields” 

(Geneva, 29 October - 6 November 2025)​​

Statistics​​

• Participants: 215 (TD527-R1)
  
• Contributions: 185 
  
• TDs (not counting the revisions): 360
  
• Incoming/ Outgoing Liaison Statements: 42 incoming liaison statements and 27 outgoing liaison statements TD524-R4. See also LS da​tabase​.​
  

• Consented Recommendations: 18 (of which 6 are revised Recommendations)
  
• Recommendations Approved: none at this meeting;
  
• Other texts agreed: 1 Supplement;
  
• New work items: 36 at this meeting.​​
  

Major accomplishments​
Contributions

The full list of Contributions can be found in TD529. ​

​The detailed information is presented in the tables below. 

​​Note: Deadline to submit last call comments for the Recommendations under the AAP process is 13 December 2025. More information is available here. 

ANNEX: Detailed discussions ​

Working Party 1/5 - EMC, lightning protection, ​EMF

Working Party 1/5, chaired by Mr Beniamino Gorini, has made significant progress on various work items and has achieved the following key outcomes:

Q1/5:   Electrical protection, reliability, safety, and security of telecommunication/ICT systems​
The Associate Rapporteur of Q1/5 (Mr Wang Huagang) opened the meeting and presented the draft agenda contained in TD491-R2, which was approved with modifications.
The meeting received and reviewed two Contributions relevant to Q1/5.

The main discussions were:

• It was decided to open two work items on
  
• ​Revision of Recommendation ITU-T K.47 “Protection of telecommunication lines against direct lightning flashes"; as contained in TD739
• Revision of Recommendation ITU-T K.87 “Guide for the application of electromagnetic security requirements – Overview"; as contained in TD686
• No draft Recommendations were submitted for consent.
• No draft Supplements were submitted for agreement.
• One liaison statement was produced; as contained in TD711 to provide a reply to the liaison received in TD639: LS/i/r on the term “large-scale physical building" and its definition developed by ITU-T Study Group 5 (reply to SG5-LS30) [From SCV]   

Additionally, during the meeting, the Contribution C213-R1 “Ensuring SG5 Relevance: Updating and Enhancing Outdated ITU-T Recommendations “was discussed and the in-force/published Recommendations under Q1/5 responsibility were reviewed. The TD687-R1 “List of Recommendations under Q1/5 Responsibility" was prepared with the status of Q1/5 Recommendations in which all documents related to Q1/5 are listed in table 1. A general discussion took place on the revision of outdated Recommendations. Q1/5 experts realized that some Recommendations of Q1/5 have been published long time ago and at the next Q1/5 meeting the old Recommendations will be analysed carefully.

The work programme was updated.

The report of the Q1/5 meeting is contained in TD511-R2

Q2/5:   Equipment specification and component/device for protection against lightning and other phenomena
The Rapporteur of Q2/5 (Mr Eiichi Kobayashi) opened the meeting and presented the draft agenda contained in TD492-R1, which was approved without modifications.

The meeting received and reviewed eight Contributions relevant to Q2/5.

The main discussions were:​

• It was decided to revise one work item, namely:
  
• ​K.Suppl.tov: “Protection of ICT Equipment with DC Power Supply against temporary Overvoltage (TOV)" (TD787)
  
• No draft Recommendations was submitted for consent.
•   One draft Supplement was submitted for agreement, namely:
• K.Suppl.25 on “ITU-T K.117 - Long reach single twisted-pair Ethernet resistibility testing" (TD780)
• Two liaison statements were reviewed, and the results of the discussion were reported to the WP1/5 Chair for inclusion in the draft outgoing liaison statements from Study Group 5.
• Progress was made on the following work items:
• ​Revision of K.21 “Resistibility of telecommunication equipment installed in customer premises to overvoltages and overcurrents"
• K.Suppl_tov “Protection of ICT Equipment with DC Power Supply against Transient Overvoltage (TOV)"
  

​​Additionally, during the meeting, it was decided to withdraw three work items:​

• K.ecl: Surge protective component application guide - Electronic Current Limiters,
• K.gm: Performance Parameters and Test Methods for Hybrid Integrated Circuits Containing a Gas Discharge Tube (GDT) and a Metal-Oxide Varistor (MOV),
• K.isolators: Integrated circuit isolators for telecommunications use

The list on the Liaison Rapporteurs to other organizations related to Q2/5 was reviewed and no changes were identified.

The list of Recommendations regarding Q2/5 for verifying the up-to-date status, have been produced; see TD797.

The work programme was updated.

The report of the Q2/5 meeting is contained in TD512-R1.

Q3/5:   Assessment of human exposure to electromagnetic fields (EMFs)
The Co-Rapporteurs of Q3/5 (Ms Bhoomika Gaur and Ms Helen Nakiguli Sekasala) opened the meeting and presented the draft agenda contained in TD493-R10, which was approved with modifications.

The meeting received and reviewed 15 Contributions relevant to Q3/5.

The main discussions were:

• It was decided to open one work item to develop a technical report on the impact of public safety zones and compliance distances on telecommunication network development and deployment. Based on the progress of this new TR, it might be considered for incorporation in K.Suppl.14. The A.13 Justification document is contained in TD806-R1.
• One draft Recommendation was submitted for consent, namely:
  
• ​Draft Recommendation ITU-T K.devices “RF-EMF exposure assessment of wireless communication devices operating close to the human body." contained in TD693-R2
• ​No draft Supplements were submitted for agreement.
• Four liaison statements were reviewed but no liaison statement was produced in Q3/5. Answers were provided to Q8/5 on TD547, TD585, TD616 and TD641.
• Progress was made on the following work items:
  
• ​New draft Recommendation ITU-T K.AI-EMF “The EMF evaluation method using AI (Artificial Intelligence) in the vicinity of 5G NR BS" and the new baseline text is in TD748-R1
• K.Small (Small base stations - impact on the overall exposure level) on which the Contribution C244-R1 was considered. Following a review of its scope, it was agreed to reclassify this work item as a Supplement to allow flexible and iterative updates as the work progresses. The A.13 document and baseline text for K.Suppl.Small is contained in TD718-R1 and TD717.
• Baseline text to Draft Recommendation K.Actual-Max “Guidance on implementation of Actual Maximum Approach for assessment, evaluation, compliance and monitoring of RF EMF" was discussed based on Contribution C360-R2 and the TD666 was produced.
• New baseline text of draft Recommendation K.calibr “Calibration for equipment for the EMF assessment" was produced; see TD752-R1
• New baseline text to draft Supplement ITU-T K.Suppl.MethDataEMF on “Guidance on Methodologies for EMF Measurements and Assessments and Mitigating Public Concerns Regarding Human Exposure from EMF around Telecommunications" was also produced; see TD749-R1.
  

​Additionally, the following contributions were also discussed:​

• C206: contribution presented by Algeria and Sudan on the “Concerns about measurement and assessment related to human exposure to electromagnetic fields in Arab region
• C363: contribution from Uganda on Guidelines for RF EMF assessment and agreed to incorporate this in the Draft K.Suppl.MwethDataEMF.​
  
• C204-R1: proposal from Palestine to encourage the Use of Realistic EMF Planning Tools for Accurate Compliance with EMF Exposure Limits
• C225: presentation from the OFCOM Switzerland on the Swiss Authorization Process for Mobile Base Stations (Switzerland). The presentation is contained in TD779
• C202-R1: from ARCT to establish a framework for collaboration with public and private institutions responsible for regional planning in the management and installation of ICT infrastructure to ensure compliance with limits on human exposure to electromagnetic fields in developing countries.
• C213-R1 on “Ensuring SG5 Relevance: Updating and Enhancing Outdated ITU-T Recommendations" was presented during the meeting. Further guidance has been sought, and Q3/5 will prepare an appropriate response for the next meeting. A table will be developed and shared with Q3/5 members to facilitate input and coordination.

During the meeting, input was received for TD661-R2 on the outgoing liaison statement, which contains the response of ITU-T Study Group 5 to TSAG on lead study group concept. The response was submitted accordingly.

The work programme was updated.

The report of the Q3/5 meeting is contained in TD513-R2.

Q4/5:   Electromagnetic compatibility (EMC) aspects in telecommunications/ICTs
The Co-Rapporteurs of Q4/5 (Messrs Beniamino Gorini & Xing Hai Zhang) opened the meeting and presented the draft agenda contained in TD494-R2, which was approved without modifications.

The meeting received and reviewed seven Contributions relevant to Q4/5.

The main discussions were:

• It was decided to open five work items on:
• Revision of Recommendation ITU-T K.58 “EMC, resistibility and safety requirements and guidance for determining responsibility under co-located information and communication technology installations"; A1 Justification is in TD744 and baseline text is in TD674;
• Revision of Recommendation ITU-T K.59 “Electromagnetic compatibility, resistibility and safety requirements and procedures for connection to unbundled cables"; A1 Justification is in TD743 and baseline text is in TD671;
• Revision of Recommendation ITU-T K.63 “Maintaining the suitability of production telecommunications equipment to its intended electromagnetic environment"; A1 Justification is in TD742 and baseline text is in TD670; 
• Revision of Recommendation ITU-T K.127 “Immunity requirements for telecommunication equipment in close proximity use of wireless devices"; A1 Justification is in TD745-R2 and baseline text is in TD672;
• New Technical Report ITU-T KSTR_emc.uav “Electromagnetic Compatibility (EMC) Test Methods for Civilian Unmanned Aerial Vehicle (UAV) with Cellular Communication Modules"; A.13 Justification is in TD763 and baseline text is in TD764;
• ​Five draft Recommendations were submitted for consent, namely:​
  • Draft new Recommendation ITU-T K.plc.emc “Electromagnetic compatibility requirements and measurement methods for outdoor equipment and installation using power line communication"; final draft is in TD750-R1
  • Draft revised Recommendation ITU-T K.58 “EMC, resistibility and safety requirements and guidance for determining responsibility under co-located information and communication technology installations"; final draft is in TD674;
  • Draft revised Recommendation ITU-T K.59 “Electromagnetic compatibility, resistibility and safety requirements and procedures for connection to unbundled cables"; final draft is in TD671;
  • Draft revised Recommendation ITU-T K.63 “Maintaining the suitability of production telecommunications equipment to its intended electromagnetic environment"; final draft is in TD670;
  • Draft revised Recommendation ITU-T K.127 “Immunity requirements for telecommunication equipment in close proximity use of wireless devices"; final draft is in TD672;​​​

• Thirteen liaison statements were reviewed, and the following answers were provided:
  
• For the liaison on terminologies, TD540, TD548 and TD641, the answer is provided to Study Group 5 for reply that will be submitted by Study Group 5
• For the liaison statements on IMT2020 roadmap, TD550 and TD557, input is provided to Study Group 5 general answer
• TD792 is the Draft LS/o/r on developments with low frequency powerline communications [from ITU-R WP 6A] (reply to:ITU-RWP6A-Document6A/TEMP/93) in replying SG5-TD596).​
• Progress was made to the following work item:
• ​New Recommendation ITU-T K.RIS_EMC “Electromagnetic compatibility requirements and measurement methods for Reconfigurable Intelligent Surface"; the Contribution C288-R1 was considered and the new baseline text of this new Recommendation is in TD740.
• ​​Additionally, during the meeting, the contribution C213-R1 “Ensuring SG5 Relevance: Updating and Enhancing Outdated ITU-T Recommendations" was considered. However, the suggestion given in this Contribution is already in place in Q4/5 in which there is already the action on the maintenance of old Recommendations. The updated status of ITU-T EMC Recommendations is in TD741.​
• Q4/5 revised the TD489 “List of ITU-T SG5 Representatives and other roles" and editorial changes are provided to WP1.
  

​The work programme was updated.
The report of the Q4/5 meeting is contained in TD514-R1.​

Working Party 2/5 - Environmental Efficiency of new and emerging telecommunications/ICTs installations and applications

Working Party 2, chaired by Mr Paolo Gemma, has made significant progress, and has achieved the following key outcomes:

Q6/5:   Environmental efficiency of telecommunications/ICTs
The Co-Rapporteurs of Q6/5 (Mr Magnus Olsson and Ms Ying Shi) opened the meeting and presented the draft agenda contained in TD496-R7, which was approved with modifications.

The meeting received and reviewed forty-two Contributions relevant to Q6/5.

The main discussions were:

• It was decided to open 16 new work items on:
• L.1205rev “Interfacing of renewable energy or distributed power sources to up to 400 VDC power feeding systems"
  
• L.MCI_APS “Monitoring and Control Interface for Power, Cooling and Building Environment Systems in Telecommunication Networks - Alternative Power Systems"
• L.SDC “Technical requirements of implementation for subsea data centres"
• L.optim_DC “Methodologies of optimization for multi-level thermal environment of Data Centre"
• L.TR_PET_DC “Application of power electronic transformers for reducing energy consumption and carbon emissions in data centres"
• L.Arch_AI energy "Specification of energy supply system architecture for artificial intelligence computing scenarios"
•  L.MM_AI model “Energy efficiency metrics and measurement methodology for artificial intelligence large model"
• L.EC&MM-IoTD “Energy consumption metrics and measurement methodology of constrained IoT sensor devices in smart grid"
• L.TR_ECEM-SN “Energy consumption and efficiency metrics for operators of 5G networks in shared network scenario"
• L.Suppl.QAEE “Study of QoS-aware energy efficiency metric of mobile networks"
• L.AZB "Aqueous Zinc-Based Battery Systems for Base Station Applications" 
• L.VPP_DC “Functional requirements and implementation guidance of virtual power plants at data centres" 
• L.DSBS “Application practice of direct current dual-cooling source air conditioner utilizing compressor and heat pipe in base station"
• L.safe_bat “Guidelines of safety applications for lithium iron phosphate battery in data centres"
• L.TLCsafe_bat “Safety Technical Specifications for Lithium Batteries in Telecom Sites"
• L.NTLB “Non-Full-Time Immersion Liquid Temperature-controlled Lithium Iron Phosphate Battery Systems for Information and Telecommunication Applications"

• Five draft Recommendations were submitted for consent, namely:
  
• ​Draft revised Recommendation ITU-T L.1210 “Sustainable power-feeding solutions for 5G networks" 
• Draft new Recommendation ITU-T L.EEIoT “Functional Requirements for Energy Efficiency for Intelligent Internet of Things Platform"
• Draft new Recommendation ITU-T L.thermal_DC “Multi-level metrics for thermal environment and thermal performance of Data Centre"
• Draft new Recommendation ITU-T L.low_DC “Guidelines for the implementation of low carbon data centres to climate change mitigation and adaptation"
• Draft new Recommendation ITU-T L.PV_base station “Smart controlling methods for photovoltaics system installed in base station site"
  
• ​No draft Supplement was submitted for agreement. 
• Seventeen liaison statements were reviewed, and four answers were provided.
• Progress was made to the following work items:
  
• ​ L.1210 “Sustainable power-feeding solutions for 5G networks"
• L.EEIoT “Functional Requirements for Energy Efficiency for Intelligent Internet of Things Platform"
• L.thermal_DC “Multi-level metrics for thermal environment and thermal performance of Data Centre"
• L.low_DC “Guidelines for the implementation of low carbon data centres to climate change mitigation and adaptation"
  
• L.PV_base station “Smart controlling methods for photovoltaics system installed in base station site"
• L.FNEE “Assessment of Fixed Network Energy Efficiency"
• L.1331rev “Assessment of Mobile Network Energy Efficiency"
• L.Sup.MDEE “Study of Multi-dimensional network energy efficiency metrics"
• L.1203 “Colour and marking identification of up to 400 VDC power distribution for information and communication technology systems" 
• L.FR_ESC “Framework and Requirements of Environmentally Sustainable Computing"
• L.MM_DC “Energy Efficiency Metric and Measurement Methodology for Data Centres and Telecommunication Rooms" 
• L.MM&BP_DC “Measurement methodology and Best Practices for decarbonization of data centre and telecommunication room in support of Net Zero"
• L.DSEC “Requirements for energy efficient management of data storage in data centres"
• L.IEDL “Energy saving strategy for deep learning computing"
• L.Energy_sav_Cloud & Edge “Energy saving design for Data Centre considering harmonization of Cloud and Edge"
• L.MM_Computing power “Computing power efficiency matrix and measurement methodology"
• L.HRES_PD&HA “Hybrid renewable energy system from solar based for ICT portable devices and low power home appliances"
• L.liquid_DC “High Efficiency Liquid Cooling Solutions and Practices for Data Centres"
• L.water_DC “Guidance on Water Conservation Strategies in Data Centres"
• L.Testing_LCR “Testing Guidelines for Cold-plate Liquid Cooled Cabinet in Data Centre"
• L.ITLB “Application practices of smart managements of Lithium iron phosphate battery in telecommunication rooms and data centres"
• L.soft_ES “The functional requirements and test methods of software energy-saving for 5G network"​  
  

Additionally, during the meeting, joint sessions with remote participation were held with ETSI EEPS and ETSI EE2 working groups discussing the joint work items aiming to develop technically aligned deliverables.

The work programme was updated.

The report of the Q6/5 meeting is contained in TD516-R2.

Q7/5:   E-waste, circular economy, and sustainable supply chain management

The Co-Rapporteurs of Q7/5 (Ms Susanna Kallio and Ms Hoda Salah Eldin Shakra) opened the meeting and presented the draft agenda contained in TD497-R4, which was approved without modifications.

The meeting received and reviewed 22 Contributions relevant to Q7/5.

The main discussions were:

• It was decided to open three new work items:
  
• ​ L.CRT-EoL “Guidelines for sustainable management and safe disposal of cathode ray tube waste"    
  
• L.RRTE “Guidelines for Advancing Resource Recovery from end-of-life Telecom Equipment"  
• L.CU_AI “Guidelines for Circular Utilization of Artificial Intelligence Computing Power Resources"
• One draft Recommendation was submitted for consent, namely:
  
• ​L.Env.TSPC  “Resource saving, e-waste reduction and energy saving system methodology using twisted single pair cable" 
  
• Eleven liaison statements were reviewed, and one answer was provided.
•  Progress was made to the following work items:
• L.1022rev “Circular economy: Definitions and concepts for circular economy for information and communication technology"
• L.Suppl.GSP “Specific principles for the green supply chain management of information and communication technology manufacturing industry"
• L.Suppl.ICIP “Best practices for implementing the circular economy in ICT management"
• L.EW_INT_ACT “E-Waste Lifecycle Integrity and Accountability"
• L.DPIS “Guidelines for a modular and scalable data system design of Digital Product Information Systems (DPIS) for ICT products"
• L.UPCSW “Universal power adapter for smart watches and smart bands"​
  

Additionally, during the meeting, there was a discussion of Q7/5 WIs, which are in danger of becoming stale in the coming months. It was noted that L.DPP4C is the only work item that did not have input for this meeting. Other work items will get an updated baseline from this meeting.

The work programme was updated.

The report of the Q7/5 meeting is contained in TD517-R2.​

Working Party 3/5 - New and emerging telecommunications/ICTs solutions for Climate Action towards Net Zero emissions

Working Party 3, chaired by Ms Qi Shuguang, has made significant progress and has achieved the following key outcomes:

Q9/5:   Assessing the impact of telecommunications/ICTs on climate change, biodiversity and the environment - including the influence on other sectors
The Rapporteur, Mr Jean Manuel Canet (Orange), opened the meeting and presented the draft agenda contained in TD500-R5, which was approved with modifications.

The meeting received and reviewed 66 Contributions relevant to Q9/5, some of them reflecting inputs already discussed in the e-meetings held since the last Study Group 5 meeting in June 2025. Forty TDs relevant to Q9/5 were also received, some of them being relevant to several questions. In addition, in total 70 TDs relevant to Q9/5 were published.

The main discussions were:

• It was decided to open three work items on:
• L.Env_storage “Environmental Impact Assessment Guideline for Data Storage Devices" (baseline text TD774 A.1 TD775-R1)
• L.SupplExamplesAI “Examples of assessments of AI systems"
• L.AggregatedAI “Guidelines for Assessing the Environmental Impact of Artificial Intelligence aggregated at worldwide, country and city level"
• During the WP3/5 closing plenary, it was decided to open a new work item on ITU-T L.Score_AI “Guidance for scoring AI systems from the perspective of environmental impact". In total, four work items were opened in Q9/5.
• It was agreed not to open the following work items:
• L.RadioSpectrumEnv “Guidance for Assessing the Environmental Impact of Radio Spectrum Utilization", It is important to note that:
• There was no consensus on the opening of this work item.
• It was agreed to cooperate with ITU-R on this matter before opening the work item.
• It was agreed to prepare a liaison statement at WP3/5 level to ITU-R WP1B copying other relevant ITU-R WPs.
• L.TR_CDCI: Framework for Cross-Domain Data Collaboration and Interaction of Electric Power Carbon Accounting (baseline text TD772-R1 A.13 TD773). It is important to note that:
• Need to have more clarification with the link of Q9/SG5 mandate.
• Four draft Recommendations were submitted for consent, namely:
• ​Draft Recommendation ITU-T L.EnvAI: Guidelines for Assessing the Environmental Impact of Artificial Intelligence systems (TD713-R2)
• Draft Recommendation ITU-T L.1450rev: Methodologies for the assessment of the environmental impact of the information and communication technology sector (TD778)
• Draft Recommendation ITU-T L.SimplifiedLCA: Guidance on simplified life cycle assessments of Information and Communication Technologies (TD737-R3)
• Draft Recommendation ITU-T L.GHGemissions_BS: Methodologies for accounting Greenhouse Gas Emissions of Base Station Sites (TD751)
• Five liaison statements were reviewed, and no answer was provided from Q9/5 side. Some response to “LS/i on ITU-T Study Group 5 terms and definitions considered at the CCT meeting of 30 September 2025 [From SCV]" was prepared relevant to the definition to Q9/5 existing work items and directly sent to Study Group 5.
• Progress was made to the following work items:
• L.SimplifiedLCA: Guidance on simplified life cycle assessments of Information and Communication Technologies
• L.EnvAI: Guidelines for Assessing the Environmental Impact of Artificial Intelligence systems
• L.1450rev: Methodologies for the assessment of the environmental impact of the information and communication technology sector
• L.GHGemissions_BS: Methodologies for accounting Greenhouse Gas Emissions of Base Station Sites
• L.CFSP: Guidelines for the assessment of the carbon footprint of Software Products
• L.Suppl.CE_Shared_BS to ITU-T L.1420: Carbon Emission Accounting and Allocation Methods for infrastructure Shared Base Station Sites
• L.PCF_Smartphone: Guidelines for the assessment of the carbon footprint of a smartphone
• L.PCF_Server: Guidelines for the assessment of the carbon footprint of a server
• L.BatteriesLCA: Guidelines for the assessment of the carbon footprint of Lithium-ion Battery Products for ICT application
• L.SCCA: Supply chain-based carbon accounting information guidelines for ICT manufacturing industries
• L.GHG emissions_IP: Methodologies for accounting Greenhouse Gas Emissions of using ICT in Industrial Parks
• L.GHG emissions_DC: Methodologies for accounting Greenhouse Gas Emissions of Data Centres and Telecommunication Rooms
• L.Carbon_DA: Guidelines for Data Annotation for Carbon emissions Verification Knowledge Graph
• L.Env_DC: Guidelines on Multi-Dimensional Environmental Metrics and Management for Data Centres
• L.1472: Requirements for the creation of an ITU database on energy consumption and GHG emissions of the ICT sector
• L.ITservices_footprint: Methodology to assess the environmental Footprint of data centre IT hosting services and cloud services
• L.1420rev: Methodology for energy consumption and greenhouse gas emissions impact assessment of information and communication technologies in organizations
  

​During the meeting, joint sessions were held with ETSI EE EEPS on draft Recommendations L.SimplifiedLCA and L.EnvAI.

Regarding success stories of Study Group 5, the following Recommendations and Supplement for Q9/5 perspective were suggested:​​

• ITU-T L.1410: Methodology for environmental life cycle assessments of information and communication technology goods, networks and services,
• ITU-T L.1470: Greenhouse gas emissions trajectories for the information and communication technology sector compatible with the UNFCCC Paris Agreement and
• ITU-T L Suppl.57: ITU-T L.1420 - Scope 3 guidance for telecommunication operators.
  

​The work programme was updated.

The report of the Q9/5 meeting is contained in TD520-R1.

Q11/5: Climate change mitigation and smart energy solutions
The Rapporteur, Mr Sangjin Jeong (ETRI), opened the meeting and presented the draft agenda contained in TD501-R4, which was approved with modifications.

The meeting received and reviewed 14 Contributions relevant to Q11/5.

The main discussions were:

• It was decided to open three work items on
• ​ITU-T L. GEMS_VPP “Framework of GHG Emission Management System for Virtual Power Plant Environment"
• ITU.T L.REDC_EM “Framework of Energy Management System for Data Centers Using Directly Connected Renewable Energy Sources"
• ITU-T L.VPP_RC “Implementation of a virtual power plant at residential communities"​
  

Note:
During the discussion of the new work items in WP3/5 closing plenary, it was identified that the following new work item is in the mandate of Q6/5. Therefore, it was decided to submit it to the Study Group 5 closing plenary to approve the transfer of this work item to Q6/5. The Study Group 5 closing plenary approved the transfer of this new work item to Q6/5:

TD766-R4

L.REDC_EM​

Framework of Energy Management System for Data Centres Using Directly Connected Renewable Energy Sources

• ​ Two draft Recommendations were submitted for consent, namely:
• Draft new Recommendation ITU-T L.NZ_Indicator & BP “Enablement indicator of information and communication technologies to other sectors and best practices to achieve Net Zero goal"
• Draft new Recommendation ITU-T L.SE_MI “Smart Energy Solutions for Manufacturing Industry"
• ​Eight liaison statements were reviewed, and two outgoing liaison statements were provided.  
• Progress was made to the following work items:
• ​ITU-T L.ups_framework “Management system framework of UPS with Li-ion batteries for infrastructure"
• ITU-T L. MMOC “Multi microgrid scheduling architecture and scenario requirements aiming for reduction of GHG emissions"
• ITU-T LSTR.GHG-DR “Mechanism and framework of power grid demand response based on GHG emission factor"
• ITU-T L.FR-ESC “Framework and Requirements of Environmentally Sustainable Computing"
• ITU-T L.HRES_PD&_HA “Hybrid Renewable Energy System based on Solar for ICT Portable Devices and Low-Power Home Appliance"

​​Additionally, two contributions for ITU-T L.FR-ESC and ITU-T L.HRES_PD&HA that were relocated to Q6/5 at the beginning of the current study period were received in Q11/5. After the discussion, it was agreed to discuss the contribution for ITU-T L.HRES_PD&HA in Q11/5 and deliver the discussion results to Q6/5. The future discussion about L.HRES_PD&HA will be continued in Q6/5 only. Additionally, it was agreed to continuing the development of L.FR-ESC in Q6/5 and Q11/5 in the subsequent meetings.

​The work programme was updated.