Section: 5.8.3.3 Actions related to transmission of SidelinkUEInformationNR message
Content: The UE shall set the contents of the SidelinkUEInformationNR message as follows: 1> if the UE initiates the procedure to indicate it is (no more) interested to receive NR sidelink communication/positioning; or 1> if the UE initiates the procedure to request (configuration/ release) of NR sidelink communication/positioning transmission resources or to report to the network that a sidelink radio link failure, sidelink RRC reconfiguration failure or sidelink carrier failure has been declared; or 1> if the UE initiates the procedure to report to the network the sidelink DRX configuration for NR sidelink unicast reception; or 1> if the UE initiates the procedure to report to the network the sidelink DRX assistance information or the sidelink DRX configuration reject information for NR sidelink unicast transmission; or 1> if the UE initiates the procedure to report to the network the Destination Layer-2 ID and QoS profile(s) associated with its interested service(s) that sidelink DRX is applied for NR sidelink groupcast or broadcast reception; or 1> if the UE initiates the procedure to report to the network the Destination Layer-2 ID and the sidelink DRX on/off indication for the corresponding destination for NR sidelink groupcast transmission; or 1> if the UE initiates the procedure to indicate it is (no more) interested to receive NR sidelink discovery messages; or 1> if the UE initiates the procedure to request (configuration/ release) of NR sidelink discovery messages transmission resources; or 1> if the UE initiates the procedure to request (configuration/ release) of NR sidelink U2N or U2U relay communication transmission resources or report other parameters related to U2N relay operation (i.e. UE includes all concerned information, irrespective of what triggered the procedure): 2> if SIB12 including sl-ConfigCommonNR is provided by the PCell: 3> if configured by upper layers to receive NR sidelink communication: 4> include sl-RxInterestedFreqList and set it to the frequency for NR sidelink communication reception; 3> if configured by upper layers to transmit non-relay NR sidelink communication and/or to transmit NR sidelink relay communication; or 3> if configured by upper layers to transmit NR sidelink L3 U2U relay communication [and SIB12 includes FFS gNB capability indication]: 4> include sl-TxResourceReqList and set its fields (if needed) as follows for each destination for which it requests network to assign NR sidelink communication resource: 5> set sl-DestinationIdentity to the destination identity configured by upper layer for NR sidelink communication transmission; 5> set sl-CastType to the cast type of the associated destination identity configured by the upper layer for the NR sidelink communication transmission; 5> set sl-RLC-ModeIndication to include the RLC mode(s) and optionally QoS profile(s) of the sidelink QoS flow(s) of the associated RLC mode(s), if the associated bi-directional sidelink DRB has been established due to the configuration by RRCReconfigurationSidelink; 5> set sl-QoS-InfoList to include QoS profile(s) of the sidelink QoS flow(s) of the associated destination configured by the upper layer for the NR sidelink communication transmission; 5> set sl-InterestedFreqList to indicate the frequency of the associated destination for NR sidelink communication transmission; 5> set sl-TypeTxSyncList to the current synchronization reference type used on the associated sl-InterestedFreqList for NR sidelink communication transmission; 5> set sl-CapabilityInformationSidelink to include UECapabilityInformationSidelink message, if any, received from the associated peer UE; 5> if sl-FreqInfoListSizeExt is included in SIB12-IEs: 6> set sl-QoS-InfoList to include the frequency(ies), and Tx Profile mapped to the sidelink QoS flow(s) of the associated destination configured by the upper layer for the NR sidelink communication transmission; 4> if a sidelink radio link failure or a sidelink RRC reconfiguration failure has been declared, according to clauses 5.8.9.3 and 5.8.9.1.8, respectively; 5> include sl-FailureList and set its fields as follows for each destination for which it reports the NR sidelink communication failure: 6> set sl-DestinationIdentity to the destination identity configured by upper layer for NR sidelink communication transmission; 6> if the sidelink RLF is detected as specified in clause 5.8.9.3: 7> set sl-Failure as rlf for the associated destination for the NR sidelink communication transmission; 6> else if RRCReconfigurationFailureSidelink is received: 7> set sl-Failure as configFailure for the associated destination for the NR sidelink communication transmission; 4> if a sidelink carrier failure has been indicated by MAC layer; 5> include sl-CarrierFailureList and set its fields as follows for each destination for which it reports the sidelink carrier failure: 6> set sl-DestinationIdentity to the destination identity for which the concerned sidelink carrier failure is indicated; 6> set sl-CarrierFailure to include the concerned carrier for which the sidelink carrier failure is indicated; 3> if SIB12 includes sl-NonRelayDiscovery and if configured by upper layers to receive NR sidelink non-relay discovery messages, or if SIB12 includes sl-L2U2N-Relay and if configured by upper layers to receive NR sidelink L2 U2N relay discovery messages, or if SIB12 includes sl-L3U2N-RelayDiscovery and if configured by upper layers to receive NR sidelink L3 U2N relay discovery messages; or 3> if SIB12 includes [FFS gNB capability indication] and if configured by upper layers to receive NR sidelink U2U relay discovery messages: 4> include sl-RxInterestedFreqListDisc and set it to the frequency for NR sidelink discovery messages reception; 3> if SIB12 includes sl-L2U2N-Relay and the UE is capable of L2 U2N remote UE: 4> include sl-SourceIdentityRemoteUE and set it to the source identity configured by upper layer for NR sidelink L2 U2N relay communication transmission; 3> if SIB12 includes sl-NonRelayDiscovery and if configured by upper layers to transmit NR sidelink non-relay discovery messages, or if SIB12 includes sl-L2U2N-Relay and if configured by upper layers to transmit NR sidelink L2 U2N relay discovery messages, or if SIB12 includes sl-L3U2N-RelayDiscovery and if configured by upper layers to transmit NR sidelink L3 U2N relay discovery messages; or 3> if SIB12 includes [FFS gNB capability indication] and if configured by upper layers to transmit NR sidelink U2U relay discovery messages: 4> include sl-TxResourceReqListDisc and set its fields (if needed) as follows for each destination for which it requests network to assign NR sidelink discovery messages resource: 5> set sl-DestinationIdentityDisc to the destination identity configured by upper layer for NR sidelink discovery messages transmission; 5> if the UE is acting as L2 U2N Relay UE: 6> set sl-SourceIdentityRelayUE to the source identity configured by upper layer for NR sidelink L2 U2N relay discovery messages transmission; 5> set sl-CastTypeDisc to the cast type of the associated destination identity for the NR sidelink discovery messages transmission; 5> set sl-TxInterestedFreqListDisc to indicate the frequency of the associated destination for NR sidelink discovery messages transmission; 5> set sl-TypeTxSyncListDisc to the current synchronization reference type used on the associated sl-InterestedFreqList for NR sidelink discovery messages transmission; 5> set sl-DiscoveryType to the current discovery type of the associated destination identity configured by the upper layer for NR sidelink discovery messages transmission; 3> if SIB12 includes sl-L2U2N-Relay and if configured by upper layers to transmit NR sidelink L2 U2N relay communication and the UE is acting as L2 U2N Relay UE: 4> include sl-TxResourceReqL2U2N-Relay in sl-TxResourceReqListCommRelay and set its fields (if needed) as follows for each destination for which it requests network to assign NR sidelink L2 U2N relay communication resource: 5> set sl-DestinationIdentityL2U2N to the destination identity configured by upper layer for NR sidelink L2 U2N relay communication transmission; 5> set sl-TxInterestedFreqListL2U2N to indicate the frequency of the associated destination for NR sidelink L2 U2N relay communication transmission; 5> set sl-TypeTxSyncListL2U2N to the current synchronization reference type used on the associated sl-InterestedFreqListL2U2N for NR sidelink L2 U2N relay communication transmission; 5> set sl-LocalID-Request to request local ID for L2 U2N Remote UE transiting to RRC_CONNECTED or in RRC_CONNECTED state; 5> set sl-PagingIdentityRemoteUE to the paging UE ID received from peer L2 U2N Remote UE, if it is not released as in 5.8.9.8.3; 5> set sl-CapabilityInformationSidelink to include UECapabilityInformationSidelink message, if any, received from peer UE; 4> include ue-Type and set it to relayUE; 3> if SIB12 includes sl-L2U2N-Relay and if configured by upper layers to transmit NR sidelink L2 U2N relay communication and the UE has a selected L2 U2N Relay UE: 4> include sl-TxResourceReqL2U2N-Relay in sl-TxResourceReqListCommRelay and set its fields (if needed) as follows to request network to assign NR sidelink L2 U2N relay communication resource: 5> set sl-TxInterestedFreqListL2U2N to indicate the frequency of the associated destination for NR sidelink L2 U2N relay communication transmission; 5> set sl-TypeTxSyncListL2U2N to the current synchronization reference type used on the associated sl-InterestedFreqListL2U2N for NR sidelink L2 U2N relay communication transmission; 5> set sl-CapabilityInformationSidelink to include UECapabilityInformationSidelink message, if any, received from peer UE; 4> include ue-Type and set it to remoteUE; 3> if SIB12 includes sl-L3U2N-RelayDiscovery and if configured by upper layers to transmit NR sidelink L3 U2N relay communication: 4> include sl-TxResourceReqL3U2N-Relay in sl-TxResourceReqListCommRelay and set its fields (if needed) as follows for each destination for which it requests network to assign NR sidelink L3 U2N relay communication resource: 5> set sl-DestinationIdentity to the destination identity configured by upper layer for NR sidelink L3 U2N relay communication transmission; 5> set sl-CastType to the cast type of the associated destination identity configured by the upper layer for the NR sidelink L3 U2N relay communication transmission; 5> set sl-RLC-ModeIndication to include the RLC mode(s) and optionally QoS profile(s) of the sidelink QoS flow(s) of the associated RLC mode(s), if the associated bi-directional sidelink DRB has been established due to the configuration by RRCReconfigurationSidelink; 5> set sl-QoS-InfoList to include QoS profile(s) of the sidelink QoS flow(s) of the associated destination configured by the upper layer for the NR sidelink L3 U2N relay communication transmission; 5> set sl-TxInterestedFreqList to indicate the frequency of the associated destination for NR sidelink L3 U2N relay communication transmission; 5> set sl-TypeTxSyncList to the current synchronization reference type used on the associated sl-InterestedFreqList for NR sidelink L3 U2N relay communication transmission; 5> set sl-CapabilityInformationSidelink to include UECapabilityInformationSidelink message, if any, received from peer UE; 4> include ue-Type and set it to relayUE if the UE is acting as NR sidelink L3 U2N Relay UE or to remoteUE otherwise; 3> if SIB12 includes [FFS gNB capability indication] and if configured by upper layers to transmit NR sidelink L2 U2U relay communication and the UE is acting as L2 U2U Relay UE: 4> include sl-TxResourceReqL2-U2U and set its fields (if needed) as follows for each destination for which it requests network to assign NR sidelink L2 U2U relay communication resource: 5> set sl-DestinationIdentityL2-U2U to the destination identity configured by upper layer for NR sidelink L2 U2U relay communication transmission to peer L2 U2U Remote UE; 5> set sl-TxInterestedFreqListL2-U2U to indicate the frequency of the associated destination for NR sidelink L2 U2U relay communication transmission; 5> set sl-TypeTxSyncListL2-U2U to the current synchronization reference type used on the associated sl-InterestedFreqListL2-U2U for NR sidelink L2 U2U relay communication transmission; 5> set sl-CapabilityInformationSidelink to include UECapabilityInformationSidelink message, if any, received from peer L2 U2U Remote UE; 5> include sl-U2U-InfoList and set its fields (if needed) for each entry as follows, to report the related information of the connected L2 Remote UEs: 6> include the source L2 U2U Remote UE's source L2 destination in sl-TargetUE-Identity; 6> include sl-PerSLRB-QoS-InfoList, with each entry including the per-SLRB second-hop QoS profile and the corresponding sl-RemoteUE-SLRB-Identity which is set to the same value as the SLRB-PC5-ConfigIndex received in RRCReconfigurationSidelink message from the L2 U2U Remote UE for the same end-to-end SLRB; 3> if SIB12 includes [FFS gNB capability indication] and if configured by upper layers to transmit NR sidelink L2 U2U relay communication and the UE has a selected L2 U2U Relay UE: 4> include sl-TxResourceReqL2-U2U and set its fields (if needed) as follows to request network to assign NR sidelink L2 U2U relay communication resource: 5> set sl-DestinationIdentityL2-U2U to the destination identity configured by upper layer for NR sidelink L2 U2U relay communication transmission to L2 U2U Relay UE; 5> set sl-TxInterestedFreqListL-2U2U to indicate the frequency of the associated destination for NR sidelink L2 U2U relay communication transmission; 5> set sl-TypeTxSyncListL2-U2U to the current synchronization reference type used on the associated sl-InterestedFreqListL2-U2U for NR sidelink L2 U2U relay communication transmission; 5> set sl-CapabilityInformationSidelink to include UECapabilityInformationSidelink message received from L2 U2U Relay UE and the peer L2 U2U Remote UE, if any; 5> include sl-U2U-InfoList and set its fields (if needed) for each entry as follows to report the related end-to-end and the first hop information for the end-to-end PC5 connection with each peer L2 U2U Remote UE: 6> set sl-TargetUE-Identity to the destination identity configured by upper layer for NR sidelink L2 U2U relay communication transmission to peer L2 U2U Remote UE; 6> set sl-E2E-QoS-InfoList to include end-to-end QoS profile(s) of the sidelink QoS flow(s) of the associated destination configured by the upper layer for the NR sidelink L2 U2U relay communication transmission to peer L2 U2U Remote UE; 6> set sl-PerSLRB-QoS-InfoList to include the first-hop split PDB of the sidelink QoS flow(s) received from the sl-SplitQoS-InfoListPC5 in UEInformationResponseSidelink message for the associated destination in accordance with the received sl-TargetUE-Identity; 3> if sl-DRX-ConfigCommonGC-BC is included in SIB12-IEs: 4> if configured by upper layers to perform NR sidelink reception: 5> include sl-RxDRX-ReportList and set its fields (if needed) as follows for each destination for which it reports to network: 6> set sl-DRX-ConfigFromTx to include the accepted sidelink DRX configuration of the associated destination for NR sidelink unicast communication, if received from the associated peer UE; 5> include sl-RxInterestedGC-BC-DestList and set its fields (if needed) as follows for each Destination Layer-2 ID for which it reports to network: 6> set sl-RxInterestedQoS-InfoList to include the QoS profile of its interested service(s) that sidelink DRX is applied for the associated destination for NR sidelink groupcast or broadcast reception; NOTE 1: It is up to UE implementation to set the QoS profile in sl-RxInterestedQoS-InfoList for reception of NR sidelink discovery message or ProSe Direct Link Establishment Request message as described in TS 24.554[ Proximity-services (ProSe) in 5G System (5GS) protocol aspects; Stage 3 ]  [72], or for reception of Direct Link Establishment Request message as described in TS 24.587[ Vehicle-to-Everything (V2X) services in 5G System (5GS); Stage 3 ]  [57]. 6> set sl-DestinationIdentity to the associated destination identity configured by upper layer for NR sidelink groupcast or broadcast reception; 4> if configured by upper layers to perform NR sidelink transmission and configured with sl-ScheduledConfig: 5> include sl-TxResourceReqList and/or sl-TxResourceReqListCommRelay and/or sl-FailureList and set its fields (if needed) as follows for each destination for which it reports to network: 6> set sl-DRX-InfoFromRxList to include the sidelink DRX assistance information of the associated destination, if any, received from the associated peer UE; 6> if the RRCReconfigurationCompleteSidelink message includes the sl-DRX-ConfigReject: 7> set sl-Failure as drxReject-v1710 for the associated destination for the NR sidelink communication transmission; 6> set sl-DRX-Indication to include the sidelink DRX on/off indication for the associated destination for NR sidelink groupcast transmission; 2> if SIB23 including sl-PosConfigCommonNR is provided by the PCell; 3> if configured to transmit SL-PRS: 4> include sl-PosTxResourceReqList and set its fields (if needed) as follows for each destination for which it requests network to assign NR sidelink positioning resource: 5> set sl-DestinationIdentity to the destination identity configured by upper layer for NR sidelink positioning transmission; 5> set sl-CastType to the cast type of the associated destination identity configured by the upper layer for the NR sidelink positioning transmission; 5> set sl-RLC-ModeIndication to include the RLC mode(s) 5> set sl-InterestedFreqList to indicate the frequency of the associated destination for SL-PRS transmission; 5> set sl-TypeTxSyncList to the current synchronization reference type used on the associated sl-InterestedFreqList for NR sidelink positioning transmission; 3> if configured to receive sidelink control information for SL-PRS measurements; 4> include sl-PosRxInterestedFreqList and set it to the frequency for NR sidelink positioning reception. Editor's Note: FFS on sl-PosTxResourceReqList 1> if the UE initiates the procedure while connected to an E-UTRA PCell: 2> submit the SidelinkUEInformationNR to lower layers via SRB1, embedded in E-UTRA RRC message ULInformationTransferIRAT as specified in TS 36.331[ Evolved Universal Terrestrial Radio Access (E-UTRA); Radio Resource Control (RRC); Protocol specification ]  [10], clause 5.6.28; 1> else: 2> submit the SidelinkUEInformationNR message to lower layers for transmission. NOTE 2: When multiple lists are reported in SidelinkUEInformationNR, a UE can report up to maxNrofSL-Dest-r16 SL destinations in sl-TxResourceReqList, sl-TxResourceReqListDisc and sl-TxResourceReqListCommRelay in total.