ETSI TS 129 513 V19.6.0 (2026-03)

5G; 5G System; Policy and Charging Control signalling flows and QoS parameter mapping; Stage 3 (3GPP TS 29.513 version 19.6.0 Release 19)

RTS/TSGC-0329513vj60

General Information

• Status: Not Published
• Technical Committee: 3GPP CT 3 - Interworking with external networks (formely CN3)
• Current Stage: 8 - Draft receipt by ETSI Secretariat
• Completion Date: 10-Mar-2026

Standards Content (Sample)

TECHNICAL SPECIFICATION
5G;
5G System;
Policy and Charging Control signalling flows and QoS
parameter mapping;
Stage 3
(3GPP TS 29.513 version 19.6.0 Release 19)

3GPP TS 29.513 version 19.6.0 Release 19 1 ETSI TS 129 513 V19.6.0 (2026-03)

Reference
RTS/TSGC-0329513vj60
Keywords
5G
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ETSI
3GPP TS 29.513 version 19.6.0 Release 19 2 ETSI TS 129 513 V19.6.0 (2026-03)
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ETSI
3GPP TS 29.513 version 19.6.0 Release 19 3 ETSI TS 129 513 V19.6.0 (2026-03)
Contents
Intellectual Property Rights . 2
Legal Notice . 2
Modal verbs terminology . 2
Foreword . 8
1 Scope . 9
2 References . 9
3 Definitions, symbols and abbreviations . 12
3.1 Definitions . 12
3.2 Abbreviations . 12
4 Reference architecture . 13
5 Signalling Flows for the Policy Framework . 18
5.0 General . 18
5.1 AM Policy Association Management . 18
5.1.1 AM Policy Association Establishment . 18
5.1.2 AM Policy Association Modification . 21
5.1.2.1 AM Policy Association Modification initiated by the AMF . 21
5.1.2.1.1 AM Policy Association Modification initiated by the AMF without AMF relocation . 21
5.1.2.1.2 AM Policy Association Modification with old PCF during AMF relocation . 22
5.1.2.2 AM Policy Association Modification initiated by the PCF . 24
5.1.3 AM Policy Association Termination . 25
5.1.3.1 AM Policy Association Termination initiated by the AMF . 25
5.1.3.2 AM Policy Association Termination initiated by the PCF . 27
5.2 SM Policy Association Management . 29
5.2.1 SM Policy Association Establishment . 29
5.2.2 SM Policy Association Modification . 33
5.2.2.1 General . 33
5.2.2.2 SM Policy Association Modification initiated by the PCF . 33
5.2.2.2.1 Interactions between SMF, PCF and CHF. 33
5.2.2.2.2 Interactions between PCF, AF and UDR . 35
5.2.2.3 SM Policy Association Modification initiated by the SMF . 42
5.2.3 SM Policy Association Termination . 47
5.2.3.1 SM Policy Association Termination initiated by the SMF. 47
5.2.3.2 SM Policy Association Termination initiated by the PCF . 51
5.3 Spending Limit Procedures . 51
5.3.1 General . 51
5.3.2 Initial Spending Limit Report Request . 51
5.3.3 Intermediate Spending Limit Report Request . 52
5.3.4 Final Spending Limit Report Request . 53
5.3.5 Spending Limit Report. 54
5.3.6 Subscription termination request by CHF . 54
5.4 Network Data Analytics Procedures . 55
5.4.1 General . 55
5.4.2 NWDAF Discovery and Selection by the PCF . 55
5.4.3 Policy decisions based on Network Analytics . 55
5.5 Service Capability Exposure Procedures . 58
5.5.1 General . 58
5.5.2 Management of Packet Flow Descriptions . 59
5.5.2.1 AF-initiated PFD management procedure . 59
5.5.2.1A PFD management based on NWDAF analytics . 60
5.5.2.2 PFD management towards SMF . 62
5.5.2.2.1 PFD retrieval . 62
5.5.2.2.2 PFD management . 63
5.5.3 Traffic influence procedures . 64
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5.5.3.1 General . 64
5.5.3.2 AF requests targeting an individual UE address . 66
5.5.3.3 AF requests targeting PDU Sessions not identified by an UE address . 70
5.5.3.4 AF requests to influence traffic routing for HR-SBO session . 75
5.5.4 Negotiation for future background data transfer procedure . 78
5.5.4A Modification of BDT warning notification request indication procedure . 80
5.5.5 BDT warning notification procedure . 81
5.5.6 Background data transfer policy applying procedure . 84
5.5.7 IPTV configuration provisioning . 86
5.5.8 AF-based service parameter provisioning . 87
5.5.8.1 AF-based service parameter provisioning to HPLMN . 87
5.5.8.2 AF-based service parameter provisioning to VPLMN . 91
5.5.8.3 AF-based service parameter provisioning for TNAP ID . 94
5.5.8.4 AF-based service parameter provisioning for non-3GPP Device Identifier Information . 96
5.5.9 QoS monitoring procedure . 98
5.5.10 AF-triggered dynamically changing AM policies . 101
5.5.10.1 General . 101
5.5.10.2 Access and Mobility policy authorization requests targeting an individual UE . 101
5.5.10.3 AF requests to influence AM policies . 105
5.5.11 Procedures for Time Synchronization Exposure. 107
5.5.11.1 General . 107
5.5.11.2 Exposure of UE availability and capabilities for Time Synchronization service . 108
5.5.11.3 Time Synchronization service activation, modification, and deactivation . 111
5.5.11.4 Management of 5G Access Stratum Time distribution . 116
5.5.11.5 Management of network timing synchronization status monitoring . 120
5.5.12 Deterministic Networking specific parameter provisioning . 122
5.5.12.1 General . 122
5.5.12.2 5GS DetNet node information reporting . 122
5.5.12.3 5GS DetNet node configuration . 125
5.5.12.4 QoS parameter mapping functions at TSCTSF . 126
5.5.13 Negotiation for planned data transfer with QoS requirements . 128
5.5.13A Modification of PDTQ warning notification request indication procedure . 130
5.5.14 PDTQ warning notification procedure . 131
5.6 UE Policy Association Management . 132
5.6.1 UE Policy Association Establishment . 132
5.6.1.1 General . 132
5.6.1.2 Non-roaming . 133
5.6.1.3 Roaming . 137
5.6.2 UE Policy Association Modification . 140
5.6.2.1 UE Policy Association Modification initiated by the AMF . 140
5.6.2.1.1 General . 140
5.6.2.1.2 Non-roaming . 141
5.6.2.1.3 Roaming . 142
5.6.2.2 UE Policy Association Modification initiated by the PCF . 144
5.6.2.2.1 General . 144
5.6.2.2.2 Non-roaming . 145
5.6.2.2.3 Roaming . 147
5.6.3 UE Policy Association Termination . 149
5.6.3.1 UE Policy Association Termination initiated by the AMF . 149
5.6.3.1.1 General . 149
5.6.3.1.2 Non-roaming . 150
5.6.3.1.3 Roaming . 152
5.6.3.2 UE Policy Association Termination initiated by the PCF . 153
5.6.3.2.1 General . 153
5.6.3.2.2 Non-roaming . 154
5.6.3.2.3 Roaming . 155
5.7 MBS Policy Association Management . 156
5.7.1 General . 156
5.7.2 MBS Policy Association Establishment . 156
5.7.3 MBS Policy Association Modification . 159
5.7.3.1 General . 159
5.7.3.2 MBS Policy Association Modification initiated by the AF/NEF/MBSF . 159
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5.7.4 MBS Policy Association Termination . 161
5.7.4.1 General . 161
5.7.4.2 MBS Policy Association Termination initiated by the PCF . 161
5.7.4.3 MBS Policy Association Termination initiated by the AF/NEF/MBSF . 161
5.8 Awareness of URSP Rule Enforcement . 162
5.8.1 General . 162
5.8.2 Forwarding of URSP Rule Enforcement Information (non-roaming and Home Routed roaming) . 163
5.8.3 Forwarding of URSP Rule Enforcement Information (LBO roaming) . 165
6 Binding Mechanism . 166
6.1 Overview . 166
6.2 Session Binding . 167
6.3 PCC rule Authorization . 168
6.4 QoS flow binding . 169
6.5 Binding mechanism in MBS deployments . 171
6.5.1 MBS Session Binding . 171
6.5.2 MBS PCC rule Authorization for an MBS session . 171
6.5.3 MBS QoS flow binding within an MBS session . 171
7 QoS Parameters Mapping . 172
7.1 Overview . 172
7.2 QoS parameter mapping Functions at AF . 174
7.2.1 Introduction. 174
7.2.2 AF supporting Rx interface . 174
7.2.3 AF supporting N5 interface . 174
7.3 QoS parameter mapping Functions at PCF . 187
7.3.1 Introduction. 187
7.3.2 PCF Interworking with an AF supporting Rx interface . 187
7.3.3 PCF Interworking with an AF supporting N5 interface . 196
7.4 QoS parameter mapping Functions at SMF . 206
7.4.1 QoS parameter mapping Functions in 5GC . 206
7.4.2 QoS parameter mapping Functions at SMF+PGW-C for interworking scenario . 207
7.5 QoS Parameters Mapping in MBS deployments . 207
7.5.1 Introduction. 207
7.5.2 QoS parameter mapping Functions at PCF . 207
7.5.3 QoS parameter mapping Functions at MB-SMF . 211
8 PCF addressing . 212
8.1 General . 212
8.2 PCF discovery and selection by the AMF . 212
8.3 PCF discovery and selection by the SMF . 214
8.4 PCF discovery and selection by the AF. 215
8.4.1 General . 215
8.4.2 Binding Support Function (BSF) . 215
8.4.3 Void . 216
8.4A PCF for a PDU session discovery and selection by the PCF for a UE . 216
8.4B PCF for a UE discovery and selection by the PCF for a PDU session . 217
8.5 BSF procedures . 217
8.5.1 General . 217
8.5.2 Binding information Creation . 218
8.5.3 Binding information Deletion . 218
8.5.4 Binding information Retrieval . 219
8.5.5 Proxy BSF . 219
8.5.5.1 General . 219
8.5.5.2 Rx Session Establishment . 220
8.5.5.3 Rx Session Modification . 220
8.5.5.3.1 AF-initiated . 220
8.5.5.3.2 PCF-initiated . 221
8.5.5.4 Rx Session Termination . 221
8.5.5.4.1 AF-initiated . 221
8.5.5.4.2 PCF-initiated . 222
8.5.6 Redirect BSF . 222
8.5.6.1 General . 222
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8.5.6.2 Rx Session Establishment . 223
8.5.7 Binding information Update . 223
8.5.8 Binding information Subscription . 224
8.5.9 Binding information Unsubscription . 225
8.5.10 Binding information Notification . 225
8.6 PCF discovery and selection procedures in MBS deployments . 225
8.6.1 PCF discovery and selection by the MB-SMF . 225
8.6.2 PCF discovery and selection by the AF/NEF/MBSF . 226
8.6.2.1 General . 226
8.6.2.2 Binding Support Function (BSF) . 226
8.6.3 BSF procedures . 227
8.6.3.1 General . 227
8.6.3.2 Binding information Creation . 227
8.6.3.3 Binding information Update. 228
8.6.3.4 Binding information Deletion . 228
8.6.3.5 Binding information Retrieval . 228
9 Race condition handling . 229
9.1 Overview . 229
9.2 Procedures . 229
Annex A (informative): DRA and BSF coexistence . 231
Annex B (normative): Signalling Flows for IMS . 232
B.1 General . 232
B.2 IMS Session Establishment . 232
B.2.1 Provisioning of service information at Originating P-CSCF and PCF . 232
B.2.2 Provisioning of service information at terminating P-CSCF and PCF . 237
B.3 IMS Session Modification . 242
B.3.1 Provisioning of service information . 242
B.3.2 Enabling of IP Flows . 248
B.3.3 Disabling of IP Flows . 249
B.3.4 Media Component Removal . 250
B.4 IMS Session Termination . 251
B.4.1 Mobile initiated session release / Network initiated session release . 251
B.4.2 QoS Flow Release/Loss . 253
B.5 Subscription to Notification of Signalling Path Status at IMS Registration . 253
B.6 Provisioning of SIP signalling flow information at IMS Registration . 255
B.7 Subscription to Notification of Change of Access/IP-CAN Type at IMS Registration . 256
B.8 Subscription to Notification of Change of PLMN Identifier at IMS Registration . 257
B.9 P-CSCF Restoration . 258
B.10 IMS Restricted Local Operator Services . 259
B.11 Retrieval of Network Provided Location Information for SMS over IP at Originating side . 259
B.12 Retrieval of Network Provided Location Information for SMS over IP at Terminating side . 261
B.13 Retrieval of Satellite Identifier serving the UE for optimization of media routing at Originating
side . 262
B.14 Retrieval of Satellite Identifier serving the UE for optimization of media routing at Terminating
side . 265
B.15 P-CSCF initiated 5GC Network Function Health Monitoring and Failure Recovery . 268
B.15.1 UPF Failure . 268
B.15.2 SMF Failure . 270
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Annex C (informative): Guidance for underlay network to support QoS differentiation for User
Plane IPsec Child SA . 272
C.1 Access to PLMN services via SNPN and access to SNPN services via PLMN. 272
C.2 QoS differentiation support in the underlay network for overlay services . 272
C.3 Guidelines for QoS requirements to/from DSCP mapping . 272
C.4 Network initiated QoS modification . 273
C.5 UE initiated QoS modification . 275
Annex D (informative): Guidance for IP domain ID usage . 278
D.1 General . 278
D.2 NEF use case on IP domain translation from public IPv4 address to public address-related
identifier . 278
Annex E (informative): Change history . 282
History . 291

ETSI
3GPP TS 29.513 version 19.6.0 Release 19 8 ETSI TS 129 513 V19.6.0 (2026-03)
Foreword
This Technical Specification has been produced by the 3rd Generation Partnership Project (3GPP).
The contents of the present document are subject to continuing work within the TSG and may change following formal
TSG approval. Should the TSG modify the contents of the present document, it will be re-released by the TSG with an
identifying change of release date and an increase in version number as follows:
Version x.y.z
where:
x the first digit:
1 presented to TSG for information;
2 presented to TSG for approval;
3 or greater indicates TSG approved document under change control.
y the second digit is incremented for all changes of substance, i.e. technical enhancements, corrections,
updates, etc.
z the third digit is incremented when editorial only changes have been incorporated in the document.
ETSI
3GPP TS 29.513 version 19.6.0 Release 19 9 ETSI TS 129 513 V19.6.0 (2026-03)
1 Scope
The present document specifies detailed call flows of Policy and Charging Control (PCC) over the Npcf, Nsmf, Namf,
Nudr, Nnef, Nchf, Nbsf, Nnwdaf and Nmbsmf service-based interfaces and their relationship with the flow level
signalling in 5G system.
NOTE: The call flows depicted in this Technical Specification do not cover all traffic cases.
The stage 2 definition and procedures of PCC are contained in 3GPP TS 23.502 [3] and 3GPP TS 23.503 [4]. The 5G
System Architecture is defined in 3GPP TS 23.501 [2].
The stage 2 definition and procedures for PCC specific for wireless and wireline convergence are contained in
3GPP TS 23.316 [70].
The stage 2 definition and procedures of PCC for 5G multicast/broadcast services are contained in
3GPP TS 23.247 [54].
Detailed stage 3 procedures are provided in 3GPP TS 29.507 [7], 3GPP TS 29.508 [8], 3GPP TS 29.512 [9],
3GPP TS 29.514 [10], 3GPP TS 29.520 [11], 3GPP TS 29.519 [12], 3GPP TS 29.521 [22], 3GPP TS 29.594 [23],
3GPP TS 29.522 [24], 3GPP TS 29.551 [25], 3GPP TS 29.525 [31], 3GPP TS 29.554 [26], 3GPP TS 29.534 [50],
3GPP TS 29.543 [68], and 3GPP TS 29.537 [55].
The Technical Realization of the Service Based Architecture and the Principles and Guidelines for Services Definition
of the 5G System are specified in 3GPP TS 29.500 [5] and 3GPP TS 29.501 [6].
The present specification also describes the PCC reference architectures for non-roaming and roaming scenarios in 5G
system.
The present specification also describes the mapping of QoS parameters at AF, PCF, SMF and MB-SMF.
The present specification also describes the session binding at PCF, and the QoS flow binding at SMF and MB-SMF.
The present specification also describes the PCF addressing.
The pre
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