diff --git a/bazel/experiments.bzl b/bazel/experiments.bzl
index 64a197963a1..cd611fe7b0d 100644
--- a/bazel/experiments.bzl
+++ b/bazel/experiments.bzl
@@ -17,7 +17,6 @@
 """Dictionary of tags to experiments so we know when to test different experiments."""
 
 EXPERIMENT_ENABLES = {
-    "call_status_override_on_cancellation": "call_status_override_on_cancellation",
     "call_tracer_in_transport": "call_tracer_in_transport",
     "canary_client_privacy": "canary_client_privacy",
     "client_privacy": "client_privacy",
@@ -28,7 +27,6 @@ EXPERIMENT_ENABLES = {
     "max_pings_wo_data_throttle": "max_pings_wo_data_throttle",
     "monitoring_experiment": "monitoring_experiment",
     "multiping": "multiping",
-    "peer_state_based_framing": "peer_state_based_framing",
     "pick_first_new": "pick_first_new",
     "promise_based_inproc_transport": "promise_based_inproc_transport",
     "schedule_cancellation_over_write": "schedule_cancellation_over_write",
@@ -58,7 +56,6 @@ EXPERIMENTS = {
             ],
             "flow_control_test": [
                 "multiping",
-                "peer_state_based_framing",
                 "tcp_frame_size_tuning",
                 "tcp_rcv_lowat",
             ],
@@ -105,7 +102,6 @@ EXPERIMENTS = {
             ],
             "flow_control_test": [
                 "multiping",
-                "peer_state_based_framing",
                 "tcp_frame_size_tuning",
                 "tcp_rcv_lowat",
             ],
@@ -146,7 +142,6 @@ EXPERIMENTS = {
             ],
             "flow_control_test": [
                 "multiping",
-                "peer_state_based_framing",
                 "tcp_frame_size_tuning",
                 "tcp_rcv_lowat",
             ],
diff --git a/examples/python/helloworld/helloworld_pb2_grpc.py b/examples/python/helloworld/helloworld_pb2_grpc.py
index f3cd60f1bab..da98363226a 100644
--- a/examples/python/helloworld/helloworld_pb2_grpc.py
+++ b/examples/python/helloworld/helloworld_pb2_grpc.py
@@ -5,10 +5,8 @@ import warnings
 
 import helloworld_pb2 as helloworld__pb2
 
-GRPC_GENERATED_VERSION = '1.66.0.dev0'
+GRPC_GENERATED_VERSION = '1.67.0.dev0'
 GRPC_VERSION = grpc.__version__
-EXPECTED_ERROR_RELEASE = '1.66.0'
-SCHEDULED_RELEASE_DATE = 'August 6, 2024'
 _version_not_supported = False
 
 try:
@@ -18,15 +16,12 @@ except ImportError:
     _version_not_supported = True
 
 if _version_not_supported:
-    warnings.warn(
+    raise RuntimeError(
         f'The grpc package installed is at version {GRPC_VERSION},'
         + f' but the generated code in helloworld_pb2_grpc.py depends on'
         + f' grpcio>={GRPC_GENERATED_VERSION}.'
         + f' Please upgrade your grpc module to grpcio>={GRPC_GENERATED_VERSION}'
         + f' or downgrade your generated code using grpcio-tools<={GRPC_VERSION}.'
-        + f' This warning will become an error in {EXPECTED_ERROR_RELEASE},'
-        + f' scheduled for release on {SCHEDULED_RELEASE_DATE}.',
-        RuntimeWarning
     )
 
 
diff --git a/src/compiler/python_generator.cc b/src/compiler/python_generator.cc
index 11bc2c5cec9..5d88a722d06 100644
--- a/src/compiler/python_generator.cc
+++ b/src/compiler/python_generator.cc
@@ -744,8 +744,6 @@ bool PrivateGenerator::PrintPreamble(grpc_generator::Printer* out) {
       var["ToolsVersion"] = config.grpc_tools_version;
       out->Print(var, "\nGRPC_GENERATED_VERSION = '$ToolsVersion$'\n");
       out->Print("GRPC_VERSION = grpc.__version__\n");
-      out->Print("EXPECTED_ERROR_RELEASE = '1.66.0'\n");
-      out->Print("SCHEDULED_RELEASE_DATE = 'August 6, 2024'\n");
       out->Print("_version_not_supported = False\n\n");
       out->Print("try:\n");
       {
@@ -763,7 +761,7 @@ bool PrivateGenerator::PrintPreamble(grpc_generator::Printer* out) {
       out->Print("\nif _version_not_supported:\n");
       {
         IndentScope raii_warning_indent(out);
-        out->Print("warnings.warn(\n");
+        out->Print("raise RuntimeError(\n");
         {
           IndentScope raii_warning_string_indent(out);
           std::string filename_without_ext = file->filename_without_ext();
@@ -779,11 +777,7 @@ bool PrivateGenerator::PrintPreamble(grpc_generator::Printer* out) {
               "+ f' Please upgrade your grpc module to "
               "grpcio>={GRPC_GENERATED_VERSION}'\n"
               "+ f' or downgrade your generated code using "
-              "grpcio-tools<={GRPC_VERSION}.'\n"
-              "+ f' This warning will become an error in "
-              "{EXPECTED_ERROR_RELEASE},'\n"
-              "+ f' scheduled for release on {SCHEDULED_RELEASE_DATE}.',\n"
-              "RuntimeWarning\n");
+              "grpcio-tools<={GRPC_VERSION}.'\n");
         }
         out->Print(")\n");
       }
diff --git a/src/core/lib/experiments/experiments.cc b/src/core/lib/experiments/experiments.cc
index 5ce7bfb84f4..a9cabf1cb29 100644
--- a/src/core/lib/experiments/experiments.cc
+++ b/src/core/lib/experiments/experiments.cc
@@ -22,11 +22,6 @@
 
 #if defined(GRPC_CFSTREAM)
 namespace {
-const char* const description_call_status_override_on_cancellation =
-    "Avoid overriding call status of successfully finished calls if it races "
-    "with cancellation.";
-const char* const additional_constraints_call_status_override_on_cancellation =
-    "{}";
 const char* const description_call_tracer_in_transport =
     "Transport directly passes byte counts to CallTracer.";
 const char* const additional_constraints_call_tracer_in_transport = "{}";
@@ -58,11 +53,6 @@ const char* const additional_constraints_monitoring_experiment = "{}";
 const char* const description_multiping =
     "Allow more than one ping to be in flight at a time by default.";
 const char* const additional_constraints_multiping = "{}";
-const char* const description_peer_state_based_framing =
-    "If set, the max sizes of frames sent to lower layers is controlled based "
-    "on the peer's memory pressure which is reflected in its max http2 frame "
-    "size.";
-const char* const additional_constraints_peer_state_based_framing = "{}";
 const char* const description_pick_first_new =
     "New pick_first impl with memory reduction.";
 const char* const additional_constraints_pick_first_new = "{}";
@@ -105,10 +95,6 @@ const char* const additional_constraints_work_serializer_dispatch = "{}";
 namespace grpc_core {
 
 const ExperimentMetadata g_experiment_metadata[] = {
-    {"call_status_override_on_cancellation",
-     description_call_status_override_on_cancellation,
-     additional_constraints_call_status_override_on_cancellation, nullptr, 0,
-     true, true},
     {"call_tracer_in_transport", description_call_tracer_in_transport,
      additional_constraints_call_tracer_in_transport, nullptr, 0, true, true},
     {"canary_client_privacy", description_canary_client_privacy,
@@ -130,8 +116,6 @@ const ExperimentMetadata g_experiment_metadata[] = {
      additional_constraints_monitoring_experiment, nullptr, 0, true, true},
     {"multiping", description_multiping, additional_constraints_multiping,
      nullptr, 0, false, true},
-    {"peer_state_based_framing", description_peer_state_based_framing,
-     additional_constraints_peer_state_based_framing, nullptr, 0, false, true},
     {"pick_first_new", description_pick_first_new,
      additional_constraints_pick_first_new, nullptr, 0, true, true},
     {"promise_based_inproc_transport",
@@ -166,11 +150,6 @@ const ExperimentMetadata g_experiment_metadata[] = {
 
 #elif defined(GPR_WINDOWS)
 namespace {
-const char* const description_call_status_override_on_cancellation =
-    "Avoid overriding call status of successfully finished calls if it races "
-    "with cancellation.";
-const char* const additional_constraints_call_status_override_on_cancellation =
-    "{}";
 const char* const description_call_tracer_in_transport =
     "Transport directly passes byte counts to CallTracer.";
 const char* const additional_constraints_call_tracer_in_transport = "{}";
@@ -202,11 +181,6 @@ const char* const additional_constraints_monitoring_experiment = "{}";
 const char* const description_multiping =
     "Allow more than one ping to be in flight at a time by default.";
 const char* const additional_constraints_multiping = "{}";
-const char* const description_peer_state_based_framing =
-    "If set, the max sizes of frames sent to lower layers is controlled based "
-    "on the peer's memory pressure which is reflected in its max http2 frame "
-    "size.";
-const char* const additional_constraints_peer_state_based_framing = "{}";
 const char* const description_pick_first_new =
     "New pick_first impl with memory reduction.";
 const char* const additional_constraints_pick_first_new = "{}";
@@ -249,10 +223,6 @@ const char* const additional_constraints_work_serializer_dispatch = "{}";
 namespace grpc_core {
 
 const ExperimentMetadata g_experiment_metadata[] = {
-    {"call_status_override_on_cancellation",
-     description_call_status_override_on_cancellation,
-     additional_constraints_call_status_override_on_cancellation, nullptr, 0,
-     true, true},
     {"call_tracer_in_transport", description_call_tracer_in_transport,
      additional_constraints_call_tracer_in_transport, nullptr, 0, true, true},
     {"canary_client_privacy", description_canary_client_privacy,
@@ -274,8 +244,6 @@ const ExperimentMetadata g_experiment_metadata[] = {
      additional_constraints_monitoring_experiment, nullptr, 0, true, true},
     {"multiping", description_multiping, additional_constraints_multiping,
      nullptr, 0, false, true},
-    {"peer_state_based_framing", description_peer_state_based_framing,
-     additional_constraints_peer_state_based_framing, nullptr, 0, false, true},
     {"pick_first_new", description_pick_first_new,
      additional_constraints_pick_first_new, nullptr, 0, true, true},
     {"promise_based_inproc_transport",
@@ -310,11 +278,6 @@ const ExperimentMetadata g_experiment_metadata[] = {
 
 #else
 namespace {
-const char* const description_call_status_override_on_cancellation =
-    "Avoid overriding call status of successfully finished calls if it races "
-    "with cancellation.";
-const char* const additional_constraints_call_status_override_on_cancellation =
-    "{}";
 const char* const description_call_tracer_in_transport =
     "Transport directly passes byte counts to CallTracer.";
 const char* const additional_constraints_call_tracer_in_transport = "{}";
@@ -346,11 +309,6 @@ const char* const additional_constraints_monitoring_experiment = "{}";
 const char* const description_multiping =
     "Allow more than one ping to be in flight at a time by default.";
 const char* const additional_constraints_multiping = "{}";
-const char* const description_peer_state_based_framing =
-    "If set, the max sizes of frames sent to lower layers is controlled based "
-    "on the peer's memory pressure which is reflected in its max http2 frame "
-    "size.";
-const char* const additional_constraints_peer_state_based_framing = "{}";
 const char* const description_pick_first_new =
     "New pick_first impl with memory reduction.";
 const char* const additional_constraints_pick_first_new = "{}";
@@ -393,10 +351,6 @@ const char* const additional_constraints_work_serializer_dispatch = "{}";
 namespace grpc_core {
 
 const ExperimentMetadata g_experiment_metadata[] = {
-    {"call_status_override_on_cancellation",
-     description_call_status_override_on_cancellation,
-     additional_constraints_call_status_override_on_cancellation, nullptr, 0,
-     true, true},
     {"call_tracer_in_transport", description_call_tracer_in_transport,
      additional_constraints_call_tracer_in_transport, nullptr, 0, true, true},
     {"canary_client_privacy", description_canary_client_privacy,
@@ -418,8 +372,6 @@ const ExperimentMetadata g_experiment_metadata[] = {
      additional_constraints_monitoring_experiment, nullptr, 0, true, true},
     {"multiping", description_multiping, additional_constraints_multiping,
      nullptr, 0, false, true},
-    {"peer_state_based_framing", description_peer_state_based_framing,
-     additional_constraints_peer_state_based_framing, nullptr, 0, false, true},
     {"pick_first_new", description_pick_first_new,
      additional_constraints_pick_first_new, nullptr, 0, true, true},
     {"promise_based_inproc_transport",
diff --git a/src/core/lib/experiments/experiments.h b/src/core/lib/experiments/experiments.h
index 89f6b6010ae..fa3ddaa8127 100644
--- a/src/core/lib/experiments/experiments.h
+++ b/src/core/lib/experiments/experiments.h
@@ -57,8 +57,6 @@ namespace grpc_core {
 #ifdef GRPC_EXPERIMENTS_ARE_FINAL
 
 #if defined(GRPC_CFSTREAM)
-#define GRPC_EXPERIMENT_IS_INCLUDED_CALL_STATUS_OVERRIDE_ON_CANCELLATION
-inline bool IsCallStatusOverrideOnCancellationEnabled() { return true; }
 #define GRPC_EXPERIMENT_IS_INCLUDED_CALL_TRACER_IN_TRANSPORT
 inline bool IsCallTracerInTransportEnabled() { return true; }
 inline bool IsCanaryClientPrivacyEnabled() { return false; }
@@ -71,7 +69,6 @@ inline bool IsMaxPingsWoDataThrottleEnabled() { return false; }
 #define GRPC_EXPERIMENT_IS_INCLUDED_MONITORING_EXPERIMENT
 inline bool IsMonitoringExperimentEnabled() { return true; }
 inline bool IsMultipingEnabled() { return false; }
-inline bool IsPeerStateBasedFramingEnabled() { return false; }
 #define GRPC_EXPERIMENT_IS_INCLUDED_PICK_FIRST_NEW
 inline bool IsPickFirstNewEnabled() { return true; }
 inline bool IsPromiseBasedInprocTransportEnabled() { return false; }
@@ -87,8 +84,6 @@ inline bool IsWorkSerializerClearsTimeCacheEnabled() { return true; }
 inline bool IsWorkSerializerDispatchEnabled() { return false; }
 
 #elif defined(GPR_WINDOWS)
-#define GRPC_EXPERIMENT_IS_INCLUDED_CALL_STATUS_OVERRIDE_ON_CANCELLATION
-inline bool IsCallStatusOverrideOnCancellationEnabled() { return true; }
 #define GRPC_EXPERIMENT_IS_INCLUDED_CALL_TRACER_IN_TRANSPORT
 inline bool IsCallTracerInTransportEnabled() { return true; }
 inline bool IsCanaryClientPrivacyEnabled() { return false; }
@@ -104,7 +99,6 @@ inline bool IsMaxPingsWoDataThrottleEnabled() { return false; }
 #define GRPC_EXPERIMENT_IS_INCLUDED_MONITORING_EXPERIMENT
 inline bool IsMonitoringExperimentEnabled() { return true; }
 inline bool IsMultipingEnabled() { return false; }
-inline bool IsPeerStateBasedFramingEnabled() { return false; }
 #define GRPC_EXPERIMENT_IS_INCLUDED_PICK_FIRST_NEW
 inline bool IsPickFirstNewEnabled() { return true; }
 inline bool IsPromiseBasedInprocTransportEnabled() { return false; }
@@ -120,8 +114,6 @@ inline bool IsWorkSerializerClearsTimeCacheEnabled() { return true; }
 inline bool IsWorkSerializerDispatchEnabled() { return false; }
 
 #else
-#define GRPC_EXPERIMENT_IS_INCLUDED_CALL_STATUS_OVERRIDE_ON_CANCELLATION
-inline bool IsCallStatusOverrideOnCancellationEnabled() { return true; }
 #define GRPC_EXPERIMENT_IS_INCLUDED_CALL_TRACER_IN_TRANSPORT
 inline bool IsCallTracerInTransportEnabled() { return true; }
 inline bool IsCanaryClientPrivacyEnabled() { return false; }
@@ -136,7 +128,6 @@ inline bool IsMaxPingsWoDataThrottleEnabled() { return false; }
 #define GRPC_EXPERIMENT_IS_INCLUDED_MONITORING_EXPERIMENT
 inline bool IsMonitoringExperimentEnabled() { return true; }
 inline bool IsMultipingEnabled() { return false; }
-inline bool IsPeerStateBasedFramingEnabled() { return false; }
 #define GRPC_EXPERIMENT_IS_INCLUDED_PICK_FIRST_NEW
 inline bool IsPickFirstNewEnabled() { return true; }
 inline bool IsPromiseBasedInprocTransportEnabled() { return false; }
@@ -154,7 +145,6 @@ inline bool IsWorkSerializerDispatchEnabled() { return false; }
 
 #else
 enum ExperimentIds {
-  kExperimentIdCallStatusOverrideOnCancellation,
   kExperimentIdCallTracerInTransport,
   kExperimentIdCanaryClientPrivacy,
   kExperimentIdClientPrivacy,
@@ -165,7 +155,6 @@ enum ExperimentIds {
   kExperimentIdMaxPingsWoDataThrottle,
   kExperimentIdMonitoringExperiment,
   kExperimentIdMultiping,
-  kExperimentIdPeerStateBasedFraming,
   kExperimentIdPickFirstNew,
   kExperimentIdPromiseBasedInprocTransport,
   kExperimentIdScheduleCancellationOverWrite,
@@ -178,10 +167,6 @@ enum ExperimentIds {
   kExperimentIdWorkSerializerDispatch,
   kNumExperiments
 };
-#define GRPC_EXPERIMENT_IS_INCLUDED_CALL_STATUS_OVERRIDE_ON_CANCELLATION
-inline bool IsCallStatusOverrideOnCancellationEnabled() {
-  return IsExperimentEnabled<kExperimentIdCallStatusOverrideOnCancellation>();
-}
 #define GRPC_EXPERIMENT_IS_INCLUDED_CALL_TRACER_IN_TRANSPORT
 inline bool IsCallTracerInTransportEnabled() {
   return IsExperimentEnabled<kExperimentIdCallTracerInTransport>();
@@ -222,10 +207,6 @@ inline bool IsMonitoringExperimentEnabled() {
 inline bool IsMultipingEnabled() {
   return IsExperimentEnabled<kExperimentIdMultiping>();
 }
-#define GRPC_EXPERIMENT_IS_INCLUDED_PEER_STATE_BASED_FRAMING
-inline bool IsPeerStateBasedFramingEnabled() {
-  return IsExperimentEnabled<kExperimentIdPeerStateBasedFraming>();
-}
 #define GRPC_EXPERIMENT_IS_INCLUDED_PICK_FIRST_NEW
 inline bool IsPickFirstNewEnabled() {
   return IsExperimentEnabled<kExperimentIdPickFirstNew>();
diff --git a/src/core/lib/experiments/experiments.yaml b/src/core/lib/experiments/experiments.yaml
index 8179377da0e..a244a416e98 100644
--- a/src/core/lib/experiments/experiments.yaml
+++ b/src/core/lib/experiments/experiments.yaml
@@ -40,13 +40,6 @@
 
 # This file only defines the experiments. Refer to rollouts.yaml for the rollout
 # state of each experiment.
-- name: call_status_override_on_cancellation
-  description:
-    Avoid overriding call status of successfully finished calls if it races with
-    cancellation.
-  expiry: 2024/08/01
-  owner: vigneshbabu@google.com
-  test_tags: []
 - name: call_tracer_in_transport
   description: Transport directly passes byte counts to CallTracer.
   expiry: 2024/09/30
@@ -82,7 +75,7 @@
   uses_polling: true
 - name: event_engine_listener
   description: Use EventEngine listeners instead of iomgr's grpc_tcp_server
-  expiry: 2024/10/01
+  expiry: 2024/12/01
   owner: vigneshbabu@google.com
   test_tags: ["core_end2end_test", "event_engine_listener_test"]
   uses_polling: true
@@ -110,14 +103,6 @@
   expiry: 2024/09/15
   owner: ctiller@google.com
   test_tags: [flow_control_test]
-- name: peer_state_based_framing
-  description:
-    If set, the max sizes of frames sent to lower layers is controlled based
-    on the peer's memory pressure which is reflected in its max http2 frame
-    size.
-  expiry: 2024/08/01
-  owner: vigneshbabu@google.com
-  test_tags: ["flow_control_test"]
 - name: pick_first_new
   description: New pick_first impl with memory reduction.
   expiry: 2024/07/30
@@ -132,7 +117,7 @@
   allow_in_fuzzing_config: false # experiment currently crashes if enabled
 - name: schedule_cancellation_over_write
   description: Allow cancellation op to be scheduled over a write
-  expiry: 2024/08/01
+  expiry: 2024/12/01
   owner: vigneshbabu@google.com
   test_tags: []
 - name: server_privacy
@@ -148,17 +133,17 @@
     TCP would not indicate completion of a read operation until a specified
     number of bytes have been read over the socket.
     Buffers are also allocated according to estimated RPC sizes.
-  expiry: 2024/08/01
+  expiry: 2024/12/01
   owner: vigneshbabu@google.com
   test_tags: ["endpoint_test", "flow_control_test"]
 - name: tcp_rcv_lowat
   description: Use SO_RCVLOWAT to avoid wakeups on the read path.
-  expiry: 2024/08/01
+  expiry: 2024/12/01
   owner: vigneshbabu@google.com
   test_tags: ["endpoint_test", "flow_control_test"]
 - name: trace_record_callops
   description: Enables tracing of call batch initiation and completion.
-  expiry: 2024/08/01
+  expiry: 2024/12/01
   owner: vigneshbabu@google.com
   test_tags: []
 - name: unconstrained_max_quota_buffer_size
diff --git a/src/core/lib/experiments/rollouts.yaml b/src/core/lib/experiments/rollouts.yaml
index a8803b2331a..b2a62d4bb9b 100644
--- a/src/core/lib/experiments/rollouts.yaml
+++ b/src/core/lib/experiments/rollouts.yaml
@@ -40,8 +40,6 @@
 #
 # Supported platforms: ios, windows, posix
 
-- name: call_status_override_on_cancellation
-  default: true
 - name: call_tracer_in_transport
   default: true
 - name: call_v3
@@ -79,8 +77,6 @@
   default: false
 - name: monitoring_experiment
   default: true
-- name: peer_state_based_framing
-  default: false
 - name: pending_queue_cap
   default: true
 - name: pick_first_new
diff --git a/src/core/lib/surface/filter_stack_call.cc b/src/core/lib/surface/filter_stack_call.cc
index 17d8fe21667..a3a6e3d7b60 100644
--- a/src/core/lib/surface/filter_stack_call.cc
+++ b/src/core/lib/surface/filter_stack_call.cc
@@ -533,15 +533,13 @@ void FilterStackCall::BatchControl::PostCompletion() {
   FilterStackCall* call = call_;
   grpc_error_handle error = batch_error_.get();
 
-  if (IsCallStatusOverrideOnCancellationEnabled()) {
-    // On the client side, if final call status is already known (i.e if this op
-    // includes recv_trailing_metadata) and if the call status is known to be
-    // OK, then disregard the batch error to ensure call->receiving_buffer_ is
-    // not cleared.
-    if (op_.recv_trailing_metadata && call->is_client() &&
-        call->status_error_.ok()) {
-      error = absl::OkStatus();
-    }
+  // On the client side, if final call status is already known (i.e if this op
+  // includes recv_trailing_metadata) and if the call status is known to be
+  // OK, then disregard the batch error to ensure call->receiving_buffer_ is
+  // not cleared.
+  if (op_.recv_trailing_metadata && call->is_client() &&
+      call->status_error_.ok()) {
+    error = absl::OkStatus();
   }
 
   GRPC_TRACE_VLOG(call, 2) << "tag:" << completion_data_.notify_tag.tag
diff --git a/tools/internal_ci/linux/grpc_build_submodule_at_head.sh b/tools/internal_ci/linux/grpc_build_submodule_at_head.sh
index 92df3390ead..fe2844891c7 100755
--- a/tools/internal_ci/linux/grpc_build_submodule_at_head.sh
+++ b/tools/internal_ci/linux/grpc_build_submodule_at_head.sh
@@ -36,7 +36,6 @@ echo "This suite tests whether gRPC HEAD builds with HEAD of submodule '${SUBMOD
 echo "If a test breaks, either"
 echo "1) some change in the grpc repository has caused the failure"
 echo "2) some change that was just merged in the submodule head has caused the failure."
-
 echo ""
 echo "submodule '${SUBMODULE_NAME}' is at commit: $(cd third_party/${SUBMODULE_NAME}; git rev-parse --verify HEAD)"
 echo ""
@@ -51,8 +50,6 @@ case "$SUBMODULE_NAME" in
     ;;
   protobuf)
     BAZEL_DEP_NAME="com_google_protobuf"
-    # TODO(xuanwang-amos): Remove the following once python test gets fixed for protobuf-at-head test.
-    EXTRA_EXCLUDE_FILTER="python"
     ;;
 esac
 if [ -z "$BAZEL_DEP_NAME" ]
@@ -90,4 +87,4 @@ tools/buildgen/generate_projects.sh
 git add -A
 git -c user.name='foo' -c user.email='foo@google.com' commit -m 'Update submodule' --allow-empty
 
-tools/run_tests/run_tests_matrix.py -f linux --exclude c sanity basictests_arm64 openssl dbg $EXTRA_EXCLUDE_FILTER --inner_jobs 16 -j 2 --build_only
+tools/run_tests/run_tests_matrix.py -f linux --exclude c sanity basictests_arm64 openssl dbg --inner_jobs 16 -j 2 --build_only
diff --git a/tools/internal_ci/linux/grpc_xds_fallback.cfg b/tools/internal_ci/linux/psm-fallback.cfg
similarity index 100%
rename from tools/internal_ci/linux/grpc_xds_fallback.cfg
rename to tools/internal_ci/linux/psm-fallback.cfg
diff --git a/tools/run_tests/helper_scripts/build_python.sh b/tools/run_tests/helper_scripts/build_python.sh
index f911af171d2..3dd4bd3c6c0 100755
--- a/tools/run_tests/helper_scripts/build_python.sh
+++ b/tools/run_tests/helper_scripts/build_python.sh
@@ -86,6 +86,19 @@ function toolchain() {
   fi
 }
 
+# When we mount and reuse the existing repo from host machine inside docker
+# container, the `tools/bazel.rc` file is shared to the docker container and 
+# the Bazel override written to `bazel.rc` from tools/.../grpc_build_submodule_at_head.sh 
+# (outside docker container) forces bazel to look for the same host location
+# inside the docker container, which doesn't exist.
+# Hence overriding it again with the working directory inside the container 
+# should solve this issue
+BAZEL_DEP_PATH="$(pwd)/third_party/protobuf"
+BAZEL_DEP_NAME="com_google_protobuf"
+echo "bazel override_repository is set for ${BAZEL_DEP_NAME} to ${BAZEL_DEP_PATH}"
+echo "build --override_repository=${BAZEL_DEP_NAME}=${BAZEL_DEP_PATH}" >> "tools/bazel.rc"
+echo "query --override_repository=${BAZEL_DEP_NAME}=${BAZEL_DEP_PATH}" >> "tools/bazel.rc"
+
 ####################
 # Script Arguments #
 ####################