UECapabilityInformationSidelink

PC5-RRC message · TS 38.331 v19.4.0 (2026-09) · clause 6.6.2

UECapabilityInformationSidelink is a PC5-RRC message of 3GPP TS 38.331 (38331), the 5G NR Radio Resource Control (RRC) protocol.

First seen v16.0.0 (2020-04) · Last changed v18.1.0 (2024-04), in UECapabilityInformationSidelink-v1800-IEs

Definition

The UECapabilityInformationSidelink message is used to transfer UE radio access capabilities. It is only applied to unicast of NR sidelink communication.

UECapabilityInformationSidelink ::=         SEQUENCE {
    rrc-TransactionIdentifier-r16               RRC-TransactionIdentifier,
    criticalExtensions                          CHOICE {
        ueCapabilityInformationSidelink-r16         UECapabilityInformationSidelink-r16-IEs,
        criticalExtensionsFuture                    SEQUENCE {}
    }
}

Fields (4)

Field	Description
rrc-TransactionIdentifier-r16 RRC-TransactionIdentifier
criticalExtensions CHOICE {
ueCapabilityInformationSidelink-r16 UECapabilityInformationSidelink-r16-IEs
criticalExtensionsFuture SEQUENCE {}

Fields of UECapabilityInformationSidelink-r16-IEs (8)

Field	Description
accessStratumReleaseSidelink-r16 AccessStratumReleaseSidelink-r16 since v16.9.0
pdcp-ParametersSidelink-r16 PDCP-ParametersSidelink-r16 · OPTIONAL since v16.9.0
rlc-ParametersSidelink-r16 RLC-ParametersSidelink-r16 · OPTIONAL since v16.9.0
supportedBandCombinationListSidelinkNR-r16 BandCombinationListSidelinkNR-r16 · OPTIONAL since v16.9.0
supportedBandListSidelink-r16 SEQUENCE (SIZE (1..maxBands)) OF BandSidelinkPC5-r16 · OPTIONAL since v16.9.0
appliedFreqBandListFilter-r16 FreqBandList · OPTIONAL since v16.9.0
lateNonCriticalExtension OCTET STRING · OPTIONAL since v16.9.0
nonCriticalExtension UECapabilityInformationSidelink-v1700-IEs · OPTIONAL since v16.9.0

Fields of UECapabilityInformationSidelink-v1700-IEs (3)

Field	Description
mac-ParametersSidelink-r17 MAC-ParametersSidelink-r17 · OPTIONAL since v17.1.0
supportedBandCombinationListSidelinkNR-v1710 BandCombinationListSidelinkNR-v1710 · OPTIONAL since v17.1.0
nonCriticalExtension UECapabilityInformationSidelink-v1800-IEs · OPTIONAL since v17.1.0

Fields of UECapabilityInformationSidelink-v1800-IEs (3)

Field	Description
sfn-DFN-OffsetSupported-r18 ENUMERATED { supported } · OPTIONAL since v18.0.0
posSIB-ForwardingSupported-r18 ENUMERATED { supported } · OPTIONAL since v18.0.0
nonCriticalExtension SEQUENCE {} · OPTIONAL since v18.0.0

Used by (1)

SCCH-MessageType