diff --git a/release/models/aft/openconfig-aft-common.yang b/release/models/aft/openconfig-aft-common.yang
index 67beb166b3..4f5ec81f1d 100644
--- a/release/models/aft/openconfig-aft-common.yang
+++ b/release/models/aft/openconfig-aft-common.yang
@@ -23,7 +23,13 @@ submodule openconfig-aft-common {
     "Submodule containing definitions of groupings that are re-used
     across multiple contexts within the AFT model.";
 
-  oc-ext:openconfig-version "3.2.0";
+  oc-ext:openconfig-version "3.3.0";
+
+  revision "2026-01-12" {
+    description
+      "Add suport for Segment Routing over IPv6 (SRv6).";
+    reference "3.3.0";
+  }
 
   revision "2025-08-07" {
     description
@@ -366,6 +372,8 @@ submodule openconfig-aft-common {
                   "State parameters relating to IP encapsulation headers.";
 
                 uses aft-common-entry-nexthop-ip-state;
+
+                uses aft-common-entry-nexthop-ipv6-state;
               }
             }
 
@@ -639,6 +647,38 @@ submodule openconfig-aft-common {
     }
   }
 
+  grouping aft-common-entry-nexthop-ipv6-state {
+    description
+      "IPv6 encapsulation applied on a next-hop";
+
+    leaf-list srv6-sid-list {
+      type oc-inet:ipv6-address;
+      ordered-by user;
+      description
+        "Additional SRv6 SIDs set on the Segment Routing Header (SRH).";
+    }
+
+    leaf flow-label {
+      type oc-inet:ipv6-flow-label;
+      description
+        "Flow Label, used to identify a packet belong to a particular flow.
+        If this value is set, it overrides the hashing computed by the device
+        and forces the value configured.";
+    }
+
+    leaf traffic-class {
+      type oc-inet:ipv6-traffic-class;
+      description
+        "Traffic Class value to use for the encapsulated packet.";
+    }
+
+    leaf hop-limit {
+      type oc-inet:ipv6-hop-limit;
+      description
+        "Hop Limit value to use for the encapsulated packet.";
+    }
+  }
+
   grouping aft-common-entry-nexthop-encap-gre-config {
     description
       "GRE encapsulation applied on a IPv4 and IPv6 next-hop.";
@@ -863,6 +903,23 @@ submodule openconfig-aft-common {
     }
   }
 
+  grouping aft-common-ipv6-state {
+    description
+      "Common parameters across IPv6 address family";
+
+    leaf srv6-endpoint-behavior {
+      type identityref {
+        base oc-inet:srv6-endpoint-type;
+      }
+      description
+        "Behavior type associated with the SID. The behavior types are
+        defined in the IANA SRv6 Endpoint Behaviors registry.";
+      reference
+        "IANA SRv6 Endpoint Behaviors registry
+        (https://www.iana.org/assignments/segment-routing/segment-routing.xhtml)";
+    }
+  }
+
   grouping aft-next-hop-groups-structural {
     description
       "Logical grouping for groups of next-hops.";
diff --git a/release/models/aft/openconfig-aft-counters.yang b/release/models/aft/openconfig-aft-counters.yang
index 1ed9debc9e..cfeaea39bc 100644
--- a/release/models/aft/openconfig-aft-counters.yang
+++ b/release/models/aft/openconfig-aft-counters.yang
@@ -18,7 +18,13 @@ module openconfig-aft-counters {
   description
     "Submodule providing a unified subtree for AFT entry counters.";
 
-  oc-ext:openconfig-version "3.2.0";
+  oc-ext:openconfig-version "3.3.0";
+
+  revision "2026-01-12" {
+    description
+      "Add suport for Segment Routing over IPv6 (SRv6).";
+    reference "3.3.0";
+  }
 
   revision "2025-07-04" {
     description
diff --git a/release/models/aft/openconfig-aft-ethernet.yang b/release/models/aft/openconfig-aft-ethernet.yang
index af225feb8a..16ee2e9465 100644
--- a/release/models/aft/openconfig-aft-ethernet.yang
+++ b/release/models/aft/openconfig-aft-ethernet.yang
@@ -20,7 +20,13 @@ submodule openconfig-aft-ethernet {
     "Submodule containing definitions of groupings for the abstract
     forwarding tables for Ethernet.";
 
-  oc-ext:openconfig-version "3.2.0";
+  oc-ext:openconfig-version "3.3.0";
+
+  revision "2026-01-12" {
+    description
+      "Add suport for Segment Routing over IPv6 (SRv6).";
+    reference "3.3.0";
+  }
 
   revision "2025-08-07" {
     description
diff --git a/release/models/aft/openconfig-aft-ipv4.yang b/release/models/aft/openconfig-aft-ipv4.yang
index 2b913d8fe2..427e2d113f 100644
--- a/release/models/aft/openconfig-aft-ipv4.yang
+++ b/release/models/aft/openconfig-aft-ipv4.yang
@@ -20,7 +20,13 @@ submodule openconfig-aft-ipv4 {
     "Submodule containing definitions of groupings for the abstract
     forwarding tables for IPv4.";
 
-  oc-ext:openconfig-version "3.2.0";
+  oc-ext:openconfig-version "3.3.0";
+
+  revision "2026-01-12" {
+    description
+      "Add suport for Segment Routing over IPv6 (SRv6).";
+    reference "3.3.0";
+  }
 
   revision "2025-08-07" {
     description
diff --git a/release/models/aft/openconfig-aft-ipv6.yang b/release/models/aft/openconfig-aft-ipv6.yang
index e1b2c6087c..0ce7647bae 100644
--- a/release/models/aft/openconfig-aft-ipv6.yang
+++ b/release/models/aft/openconfig-aft-ipv6.yang
@@ -20,7 +20,13 @@ submodule openconfig-aft-ipv6 {
     "Submodule containing definitions of groupings for the abstract
     forwarding tables for IPv6.";
 
-  oc-ext:openconfig-version "3.2.0";
+  oc-ext:openconfig-version "3.3.0";
+
+  revision "2026-01-12" {
+    description
+      "Add suport for Segment Routing over IPv6 (SRv6).";
+    reference "3.3.0";
+  }
 
   revision "2025-08-07" {
     description
@@ -238,5 +244,7 @@ submodule openconfig-aft-ipv6 {
       }
     }
     uses aft-common-ip-state;
+
+    uses aft-common-ipv6-state;
   }
 }
diff --git a/release/models/aft/openconfig-aft-mpls.yang b/release/models/aft/openconfig-aft-mpls.yang
index 79bd72391e..0529c74815 100644
--- a/release/models/aft/openconfig-aft-mpls.yang
+++ b/release/models/aft/openconfig-aft-mpls.yang
@@ -21,7 +21,13 @@ submodule openconfig-aft-mpls {
     "Submodule containing definitions of groupings for the abstract
     forwarding table for MPLS label forwarding.";
 
-  oc-ext:openconfig-version "3.2.0";
+  oc-ext:openconfig-version "3.3.0";
+
+  revision "2026-01-12" {
+    description
+      "Add suport for Segment Routing over IPv6 (SRv6).";
+    reference "3.3.0";
+  }
 
   revision "2025-08-07" {
     description
diff --git a/release/models/aft/openconfig-aft-pf.yang b/release/models/aft/openconfig-aft-pf.yang
index 67e3887c67..2e49c8e199 100644
--- a/release/models/aft/openconfig-aft-pf.yang
+++ b/release/models/aft/openconfig-aft-pf.yang
@@ -28,7 +28,13 @@ submodule openconfig-aft-pf {
     fields other than the destination address that is used in
     other forwarding tables.";
 
-  oc-ext:openconfig-version "3.2.0";
+  oc-ext:openconfig-version "3.3.0";
+
+  revision "2026-01-12" {
+    description
+      "Add suport for Segment Routing over IPv6 (SRv6).";
+    reference "3.3.0";
+  }
 
   revision "2025-08-07" {
     description
diff --git a/release/models/aft/openconfig-aft-state-synced.yang b/release/models/aft/openconfig-aft-state-synced.yang
index b5563233f5..45a554477c 100644
--- a/release/models/aft/openconfig-aft-state-synced.yang
+++ b/release/models/aft/openconfig-aft-state-synced.yang
@@ -16,7 +16,13 @@ submodule openconfig-aft-state-synced {
     "Submodule containing definitions of groupings for the state
     synced signals corresponding to various abstract forwarding tables.";
 
-  oc-ext:openconfig-version "3.2.0";
+  oc-ext:openconfig-version "3.3.0";
+
+  revision "2026-01-12" {
+    description
+      "Add suport for Segment Routing over IPv6 (SRv6).";
+    reference "3.3.0";
+  }
 
   revision "2025-08-07" {
     description
diff --git a/release/models/aft/openconfig-aft.yang b/release/models/aft/openconfig-aft.yang
index 272bde5631..b588d0f212 100644
--- a/release/models/aft/openconfig-aft.yang
+++ b/release/models/aft/openconfig-aft.yang
@@ -42,7 +42,13 @@ module openconfig-aft {
     is referred to as an Abstract Forwarding Table (AFT), rather than
     the FIB.";
 
-  oc-ext:openconfig-version "3.2.0";
+  oc-ext:openconfig-version "3.3.0";
+
+  revision "2026-01-12" {
+    description
+      "Add suport for Segment Routing over IPv6 (SRv6).";
+    reference "3.3.0";
+  }
 
   revision "2025-08-07" {
     description
diff --git a/release/models/types/openconfig-inet-types.yang b/release/models/types/openconfig-inet-types.yang
index 63f0978318..8a78d1410e 100644
--- a/release/models/types/openconfig-inet-types.yang
+++ b/release/models/types/openconfig-inet-types.yang
@@ -31,7 +31,13 @@ module openconfig-inet-types {
     Section 4.c of the IETF Trust's Legal Provisions Relating
     to IETF Documents (http://trustee.ietf.org/license-info).";
 
-  oc-ext:openconfig-version "0.8.0";
+  oc-ext:openconfig-version "0.9.0";
+
+  revision "2026-01-12" {
+    description
+      "Add suport for Segment Routing over IPv6 (SRv6).";
+    reference "0.9.0";
+  }
 
   revision "2025-06-18" {
     description
@@ -460,6 +466,27 @@ module openconfig-inet-types {
       "RFC 2460 Internet Protocol, Version 6 (IPv6) Specification";
   }
 
+  typedef ipv6-traffic-class {
+    type uint8;
+    description
+      "The IPv6 traffic-class is an 8-bit value within the IPv6 header
+      that is available for use by originating nodes and/or forwarding
+      routers to identify and distinguish between different classes or
+      priorities of IPv6 packets.";
+    reference
+      "RFC 2460 Internet Protocol, Version 6 (IPv6) Specification";
+  }
+
+  typedef ipv6-hop-limit {
+    type uint8;
+    description
+      "The IPv6 hop-limit is an 8-bit value within the IPv6 header
+      that is decremented by 1 by each node that forwards the packet.
+      When the hop limit field reaches zero, the packet is discarded.";
+    reference
+      "RFC 2460 Internet Protocol, Version 6 (IPv6) Specification";
+  }
+
   typedef port-number {
     type uint16;
     description
@@ -488,4 +515,407 @@ module openconfig-inet-types {
       "RFC 3986, paragraph 1.1.3";
   }
 
+  // SRv6 endpoint behavior identities
+
+  identity srv6-endpoint-type {
+    description
+      "Base identity for SRv6 endpoint behavior types.";
+    reference
+      "IANA SRv6 Endpoint Behaviors registry
+       (https://www.iana.org/assignments/segment-routing/segment-routing.xhtml)";
+  }
+
+  identity End {
+    base srv6-endpoint-type;
+    description "Endpoint function";
+  }
+
+  identity End_PSP {
+    base srv6-endpoint-type;
+    description "End with PSP";
+  }
+
+  identity End_USP {
+    base srv6-endpoint-type;
+    description "End with USP";
+  }
+
+  identity End_PSP_USP {
+    base srv6-endpoint-type;
+    description "End with PSP & USP";
+  }
+
+  identity End.X {
+    base srv6-endpoint-type;
+    description "Endpoint with L3 cross-connect";
+  }
+
+  identity End.X_PSP {
+    base srv6-endpoint-type;
+    description "End.X with PSP";
+  }
+
+  identity End.X_USP {
+    base srv6-endpoint-type;
+    description "End.X with USP";
+  }
+
+  identity End.X_PSP_USP {
+    base srv6-endpoint-type;
+    description "End.X with PSP & USP";
+  }
+
+  identity End.T {
+    base srv6-endpoint-type;
+    description "Endpoint with specific IPv6 table lookup";
+  }
+
+  identity End.T_PSP {
+    base srv6-endpoint-type;
+    description "End.T with PSP";
+  }
+
+  identity End.T_USP {
+    base srv6-endpoint-type;
+    description "End.T with USP";
+  }
+
+  identity End.T_PSP_USP {
+    base srv6-endpoint-type;
+    description "End.T with PSP & USP";
+  }
+
+  identity End.B6.Insert {
+    base srv6-endpoint-type;
+    description "End.B6.Insert";
+  }
+
+  identity End.B6.Encaps {
+    base srv6-endpoint-type;
+    description "Endpoint bound to an SRv6 Policy with encapsulation";
+  }
+
+  identity End.BM {
+    base srv6-endpoint-type;
+    description "Endpoint bound to an SR-MPLS Policy";
+  }
+
+  identity End.DX6 {
+    base srv6-endpoint-type;
+    description "Endpoint with decapsulation and IPv6 cross-connect";
+  }
+
+  identity End.DX4 {
+    base srv6-endpoint-type;
+    description "Endpoint with decapsulation and IPv4 cross-connect";
+  }
+
+  identity End.DT6 {
+    base srv6-endpoint-type;
+    description "Endpoint with decapsulation and specific
+      IPv6 table lookup";
+  }
+
+  identity End.DT4 {
+    base srv6-endpoint-type;
+    description "Endpoint with decapsulation and specific
+      IPv4 table lookup";
+  }
+
+  identity End.DT46 {
+    base srv6-endpoint-type;
+    description "Endpoint with decapsulation and specific IP
+      table lookup";
+  }
+
+  identity End.DX2 {
+    base srv6-endpoint-type;
+    description "Endpoint with decapsulation and L2 cross-connect";
+  }
+
+  identity End.DX2V {
+    base srv6-endpoint-type;
+    description "Endpoint with decapsulation and VLAN L2 table lookup";
+  }
+
+  identity End.DT2U {
+    base srv6-endpoint-type;
+    description "Endpoint with decapsulation and unicast MAC L2 table lookup";
+  }
+
+  identity End.DT2M {
+    base srv6-endpoint-type;
+    description "Endpoint with decapsulation and L2 table flooding";
+  }
+
+  identity End.B6.Insert.Red {
+    base srv6-endpoint-type;
+    description "End.B6.Insert with reduced SRH";
+  }
+
+  identity End.B6.Encaps.Red {
+    base srv6-endpoint-type;
+    description "End.B6.Encaps with reduced SRH";
+  }
+
+  identity End_USD {
+    base srv6-endpoint-type;
+    description "End with USD";
+  }
+
+  identity End_PSP_USD {
+    base srv6-endpoint-type;
+    description "End with PSP & USD";
+  }
+
+  identity End_USP_USD {
+    base srv6-endpoint-type;
+    description "End with USP and USD";
+  }
+
+  identity End_PSP_USP_USD {
+    base srv6-endpoint-type;
+    description "End with PSP, USP & USD";
+  }
+
+  identity End.X_USD {
+    base srv6-endpoint-type;
+    description "End.X with USD";
+  }
+
+  identity End.X_PSP_USD {
+    base srv6-endpoint-type;
+    description "End.X with PSP & USD";
+  }
+
+  identity End.X_USP_USD {
+    base srv6-endpoint-type;
+    description "End.X with USP & USD";
+  }
+
+  identity End.X_PSP_USP_USD {
+    base srv6-endpoint-type;
+    description "End.X with PSP, USP & USD";
+  }
+
+  identity End.T_USD {
+    base srv6-endpoint-type;
+    description "End.T with USD";
+  }
+
+  identity End.T_PSP_USD {
+    base srv6-endpoint-type;
+    description "End.T with PSP & USD";
+  }
+
+  identity End.T_USP_USD {
+    base srv6-endpoint-type;
+    description "End.T with USP & USD";
+  }
+
+  identity End.T_PSP_USP_USD {
+    base srv6-endpoint-type;
+    description "End.T with PSP, USP & USD";
+  }
+
+  identity End_NEXT-ONLY-CSID {
+    base srv6-endpoint-type;
+    description "End with NEXT-ONLY-CSID";
+  }
+
+  identity End_NEXT-CSID {
+    base srv6-endpoint-type;
+    description "End with NEXT-CSID";
+  }
+
+  identity End_NEXT-CSID_PSP {
+    base srv6-endpoint-type;
+    description "End with NEXT-CSID & PSP";
+  }
+
+  identity End_NEXT-CSID_USP {
+    base srv6-endpoint-type;
+    description "End with NEXT-CSID & USP";
+  }
+
+  identity End_NEXT-CSID_PSP_USP {
+    base srv6-endpoint-type;
+    description "End with NEXT-CSID, PSP & USP";
+  }
+
+  identity End_NEXT-CSID_USD {
+    base srv6-endpoint-type;
+    description "End with NEXT-CSID & USD";
+  }
+
+  identity End_NEXT-CSID_PSP_USD {
+    base srv6-endpoint-type;
+    description "End with NEXT-CSID, PSP & USD";
+  }
+
+  identity End_NEXT-CSID_USP_USD {
+    base srv6-endpoint-type;
+    description "End with NEXT-CSID, USP & USD";
+  }
+
+  identity End_NEXT-CSID_PSP_USP_USD {
+    base srv6-endpoint-type;
+    description "End with NEXT-CSID, PSP, USP & USD";
+  }
+
+  identity End.X_NEXT-ONLY-CSID {
+    base srv6-endpoint-type;
+    description "End.X with NEXT-ONLY-CSID";
+  }
+
+  identity End.X_NEXT-CSID {
+    base srv6-endpoint-type;
+    description "End.X with NEXT-CSID";
+  }
+
+  identity End.X_NEXT-CSID_PSP {
+    base srv6-endpoint-type;
+    description "End.X with NEXT-CSID & PSP";
+  }
+
+  identity End.X_NEXT-CSID_USP {
+    base srv6-endpoint-type;
+    description "End.X with NEXT-CSID & USP";
+  }
+
+  identity End.X_NEXT-CSID_PSP_USP {
+    base srv6-endpoint-type;
+    description "End.X with NEXT-CSID, PSP & USP";
+  }
+
+  identity End.X_NEXT-CSID_USD {
+    base srv6-endpoint-type;
+    description "End.X with NEXT-CSID & USD";
+  }
+
+  identity End.X_NEXT-CSID_PSP_USD {
+    base srv6-endpoint-type;
+    description "End.X with NEXT-CSID, PSP & USD";
+  }
+
+  identity End.X_NEXT-CSID_USP_USD {
+    base srv6-endpoint-type;
+    description "End.X with NEXT-CSID, USP & USD";
+  }
+
+  identity End.X_NEXT-CSID_PSP_USP_USD {
+    base srv6-endpoint-type;
+    description "End.X with NEXT-CSID, PSP, USP & USD";
+  }
+
+  identity End.DX6_NEXT-CSID {
+    base srv6-endpoint-type;
+    description "End.DX6 with NEXT-CSID";
+  }
+
+  identity End.DX4_NEXT-CSID {
+    base srv6-endpoint-type;
+    description "End.DX4 with NEXT-CSID";
+  }
+
+  identity End.DT6_NEXT-CSID {
+    base srv6-endpoint-type;
+    description "End.DT6 with NEXT-CSID";
+  }
+
+  identity End.DT4_NEXT-CSID {
+    base srv6-endpoint-type;
+    description "End.DT4 with NEXT-CSID";
+  }
+
+  identity End.DT46_NEXT-CSID {
+    base srv6-endpoint-type;
+    description "End.DT46 with NEXT-CSID";
+  }
+
+  identity End.DX2_NEXT-CSID {
+    base srv6-endpoint-type;
+    description "End.DX2 with NEXT-CSID";
+  }
+
+  identity End.DX2V_NEXT-CSID {
+    base srv6-endpoint-type;
+    description "End.DX2V with NEXT-CSID";
+  }
+
+  identity End.DT2U_NEXT-CSID {
+    base srv6-endpoint-type;
+    description "End.DT2U with NEXT-CSID";
+  }
+
+  identity End.DT2M_NEXT-CSID {
+    base srv6-endpoint-type;
+    description "End.DT2M with NEXT-CSID";
+  }
+
+  identity End.T_NEXT-CSID {
+    base srv6-endpoint-type;
+    description "End.T with NEXT-CSID";
+  }
+
+  identity End.T_NEXT-CSID_PSP {
+    base srv6-endpoint-type;
+    description "End.T with NEXT-CSID & PSP";
+  }
+
+  identity End.T_NEXT-CSID_USP {
+    base srv6-endpoint-type;
+    description "End.T with NEXT-CSID & USP";
+  }
+
+  identity End.T_NEXT-CSID_PSP_USP {
+    base srv6-endpoint-type;
+    description "End.T with NEXT-CSID, PSP & USP";
+  }
+
+  identity End.T_NEXT-CSID_USD {
+    base srv6-endpoint-type;
+    description "End.T with NEXT-CSID & USD";
+  }
+
+  identity End.T_NEXT-CSID_PSP_USD {
+    base srv6-endpoint-type;
+    description "End.T with NEXT-CSID, PSP & USD";
+  }
+
+  identity End.T_NEXT-CSID_USP_USD {
+    base srv6-endpoint-type;
+    description "End.T with NEXT-CSID, USP & USD";
+  }
+
+  identity End.T_NEXT-CSID_PSP_USP_USD {
+    base srv6-endpoint-type;
+    description "End.T with NEXT-CSID, PSP, USP & USD";
+  }
+
+  identity End.B6.Encaps_NEXT-CSID {
+    base srv6-endpoint-type;
+    description "End.B6.Encaps with NEXT-CSID";
+  }
+
+  identity End.B6.Encaps.Red_NEXT-CSID {
+    base srv6-endpoint-type;
+    description "End.B6.Encaps.Red with NEXT-CSID";
+  }
+
+  identity End.BM_NEXT-CSID {
+    base srv6-endpoint-type;
+    description "End.BM with NEXT-CSID";
+  }
+
+  identity End.B6.Encaps.Red_NEXT-CSID_PSP_USD {
+    base srv6-endpoint-type;
+    description "End.B6.Encaps.Red with NEXT-CSID, PSP & USD";
+  }
+
+  identity End.B6.Insert.Red_NEXT-CSID_PSP_USD {
+    base srv6-endpoint-type;
+    description "End.B6.Insert.Red with NEXT-CSID, PSP & USD";
+  }
+
 }