| Work item | Question | Equiv. Num. | Status | Timing | Approval process | Version | Liaison relationship | Subject / Title | Priority |
| Y.4201-Rev | Q1/20 | | Under study | 2027-Q1 | AAP | Rev. | - | High-level requirements and reference framework of smart city platforms | Medium |
| Y.aidt-reqts | Q1/20 | | Under study | 2027-Q4 | AAP | New | ISO/IEC JTC 1/SC 41 | Requirements of AI integrated digital twin for cities and communities | Medium |
| Y.citiverse-ai-reqts | Q1/20 | | Under study | 2027-Q4 | AAP | New | ITU-T SG 21, ISO/IEC JTC 1/SC 42, ISO/IEC JTC 1/WG 11 | Requirements for AI-enabled interoperability in citiverse | Medium |
| Y.citiverse-reqts | Q1/20 | | Under study | 2027-Q4 | AAP | New | ITU-T SG 21, ISO/IEC JWG16 | Requirements of citiverse platform for smart sustainable cities and communities | Medium |
| Y.diwi-reqts | Q1/20 | | Under study | 2026-Q4 | AAP | New | ITU-T SG17 | Requirements of digital identity wallet interoperability for smart city services | Medium |
| Y.dt-FIP | Q1/20 | | Under study | 2028-Q2 | AAP | New | ITU-T SG21 | Requirements and capability framework for digital twin-based factory information presentation system | Medium |
| Y.dt-RDRM | Q1/20 | | Under study | 2027-Q3 | AAP | New | JTC 1/SC 41; ISO TC 184/SC 4; ITU-T SG21; IEC TC 57; ISO/TC 59/SC 13; IEEE 2888 | Requirements of digital twin representation model for power grid | Medium |
| Y.Sup.DRI-id | Q1/20 | | Under study | 2026-12 | Agreement | New | ITU-T SG21, ISO TC 299 | Supplement to ITU-T Y.4607 - Identification framework for autonomous mobile robot services | Medium |
| Y.Sup.DRI-usecases | Q1/20 | | Under study | 2026-Q4 | Agreement | New | ITU-T SG21 | Supplement to ITU-T Y.4607 - Use cases of interworking-based autonomous mobile robot services | Medium |
| Y.WTS-reqts | Q1/20 | | Under study | 2028-Q4 | AAP | New | ISO/IEC JTC 1/SC 6, JTC 1/SC 17 | Requirements for the interworking of walk-through transportation fare collection services | Medium |
| Y.4247 (ex Y.SCCNS-Reqts) | Q2/20 | | Consented 2026-05-21 | 2026-Q2 | AAP | New | ITU-T SG13, IEC SyC Smart Cities, ISO TC268 | Requirements of smart city communication network system | Medium |
| Y.4248 (ex Y.SCGMS) | Q2/20 | | Determined 2026-05-21 | 2026-Q2 | TAP | New | ITU-T SG13, ITU-T SG11, ISO TC347, FAO | Requirements and capabilities of IoT-based smart crop growth monitoring system | Medium |
| Y.4249 (ex Y.IoT-PDP) | Q2/20 | | Determined 2026-05-21 | 2026-Q2 | TAP | New | ITU-T SG13, ITU SG16, ISO/IEC JTC 1/SC 39 | Electric power data perception requirements and applications based on the Internet of Things | Medium |
| Y.4253 (ex Y.LASS-fra) | Q2/20 | | Determined 2026-05-21 | 2026-Q2 | TAP | New | ITU-T SG16 (Q27/16) | Requirements and capability framework of IoT-based low-altitude sensing system | Medium |
| Y.4254 (ex Y.IoT-soil) | Q2/20 | | Determined 2026-05-21 | 2026-Q2 | TAP | New | ITU-T SG5, ISO TC190 | Requirements of Internet of things-based smart soil environmental management system | Medium |
| Y.4255 (ex Y.EV-PUD) | Q2/20 | | Determined 2026-05-21 | 2026-Q2 | TAP | New | ITU-T SG16, ISO/IEC TC22, ISO/SAE TC22, CITS | Requirements of electric vehicle power usage data acquisition and management for smart city | Medium |
| Y.AIA-SH | Q2/20 | | Under study | 2027-Q1 | AAP | New | ITU-T SG21 | Requirements and capabilities of AI agent system for smart home | Medium |
| Y.AIA-SO | Q2/20 | | Under study | 2028-Q2 | AAP | New | ITU-T SG21, SG13, SG17 | Requirements and framework of AI agent system for smart office | Medium |
| Y.Ambient-IoT | Q2/20 | | Under study | 2026-Q4 | AAP | New | ISO/IEC JTC1/SC31, GS1, 3GPP RAN, 3GPP SA1 | Requirements and capabilities of ambient power-enabled Internet of Things | Medium |
| Y.Ambient-IoT-fra | Q2/20 | | Under study | 2028-Q3 | AAP | New | 3GPP RAN, 3GPP SA, ISO/IEC JTC1/SC31, GS1 EPCglobal, IEEE 802.11 | Framework of ambient power-enabled Internet of Things platform | Medium |
