diff --git a/sycl/include/sycl/ext/oneapi/experimental/enqueue_functions.hpp b/sycl/include/sycl/ext/oneapi/experimental/enqueue_functions.hpp
index f599078a6769e..200f1dc3bb178 100644
--- a/sycl/include/sycl/ext/oneapi/experimental/enqueue_functions.hpp
+++ b/sycl/include/sycl/ext/oneapi/experimental/enqueue_functions.hpp
@@ -108,7 +108,7 @@ event submit_with_event_impl(const queue &Q, PropertiesT Props,
                              CommandGroupFunc &&CGF,
                              const sycl::detail::code_location &CodeLoc) {
   return Q.submit_with_event<__SYCL_USE_FALLBACK_ASSERT>(
-      Props, detail::type_erased_cgfo_ty{CGF}, nullptr, CodeLoc);
+      Props, detail::type_erased_cgfo_ty{CGF}, CodeLoc);
 }
 } // namespace detail
 
diff --git a/sycl/include/sycl/handler.hpp b/sycl/include/sycl/handler.hpp
index 494b78a2326e8..fcf49ef6ad6c3 100644
--- a/sycl/include/sycl/handler.hpp
+++ b/sycl/include/sycl/handler.hpp
@@ -456,14 +456,12 @@ class __SYCL_EXPORT handler {
   ///        is null if no secondary queue is associated with the submission.
   /// \param CallerNeedsEvent indicates if the event resulting from this handler
   ///        is needed by the caller.
-#ifndef __INTEL_PREVIEW_BREAKING_CHANGES
   // TODO: This function is not used anymore, remove it in the next
   // ABI-breaking window.
   handler(std::shared_ptr<detail::queue_impl> Queue,
           std::shared_ptr<detail::queue_impl> PrimaryQueue,
           std::shared_ptr<detail::queue_impl> SecondaryQueue,
           bool CallerNeedsEvent);
-#endif
   __SYCL_DLL_LOCAL handler(std::shared_ptr<detail::queue_impl> Queue,
                            detail::queue_impl *SecondaryQueue,
                            bool CallerNeedsEvent);
diff --git a/sycl/include/sycl/queue.hpp b/sycl/include/sycl/queue.hpp
index a0dbdf5c540e8..36006ac341bb6 100644
--- a/sycl/include/sycl/queue.hpp
+++ b/sycl/include/sycl/queue.hpp
@@ -66,7 +66,7 @@ auto get_native(const SyclObjectT &Obj)
 namespace detail {
 class queue_impl;
 
-inline event submitAssertCapture(const queue &, event &, queue *,
+inline event submitAssertCapture(const queue &, event &,
                                  const detail::code_location &);
 
 // Function to postprocess submitted command
@@ -87,8 +87,10 @@ class __SYCL_EXPORT SubmissionInfo {
   sycl::detail::optional<SubmitPostProcessF> &PostProcessorFunc();
   const sycl::detail::optional<SubmitPostProcessF> &PostProcessorFunc() const;
 
+#ifndef __INTEL_PREVIEW_BREAKING_CHANGES
   std::shared_ptr<detail::queue_impl> &SecondaryQueue();
   const std::shared_ptr<detail::queue_impl> &SecondaryQueue() const;
+#endif
 
   ext::oneapi::experimental::event_mode_enum &EventMode();
   const ext::oneapi::experimental::event_mode_enum &EventMode() const;
@@ -434,21 +436,18 @@ class __SYCL_EXPORT queue : public detail::OwnerLessBase<queue> {
   /// Submits a command group function object to the queue, in order to be
   /// scheduled for execution on the device.
   ///
-  /// On a kernel error, this command group function object is then scheduled
-  /// for execution on a secondary queue.
-  ///
   /// \param CGF is a function object containing command group.
-  /// \param SecondaryQueue is a fallback SYCL queue.
+  /// \param SecondaryQueue is a fallback SYCL queue. (unused)
   /// \param CodeLoc is the code location of the submit call (default argument)
   /// \return a SYCL event object, which corresponds to the queue the command
   /// group is being enqueued on.
   template <typename T>
   std::enable_if_t<std::is_invocable_r_v<void, T, handler &>, event> submit(
-      T CGF, queue &SecondaryQueue,
+      T CGF, [[maybe_unused]] queue &SecondaryQueue,
       const detail::code_location &CodeLoc = detail::code_location::current()) {
     return submit_with_event<__SYCL_USE_FALLBACK_ASSERT>(
         sycl::ext::oneapi::experimental::empty_properties_t{},
-        detail::type_erased_cgfo_ty{CGF}, &SecondaryQueue, CodeLoc);
+        detail::type_erased_cgfo_ty{CGF}, CodeLoc);
   }
 
   /// Prevents any commands submitted afterward to this queue from executing
@@ -3582,7 +3581,7 @@ class __SYCL_EXPORT queue : public detail::OwnerLessBase<queue> {
       -> backend_return_t<BackendName, SyclObjectT>;
 
 #if __SYCL_USE_FALLBACK_ASSERT
-  friend event detail::submitAssertCapture(const queue &, event &, queue *,
+  friend event detail::submitAssertCapture(const queue &, event &,
                                            const detail::code_location &);
 #endif
 
@@ -3686,47 +3685,6 @@ class __SYCL_EXPORT queue : public detail::OwnerLessBase<queue> {
                                  const detail::code_location &CodeLoc,
                                  bool IsTopCodeLoc) const;
 
-  /// Submits a command group function object to the queue, in order to be
-  /// scheduled for execution on the device.
-  ///
-  /// \param Props is a property list with submission properties.
-  /// \param CGF is a function object containing command group.
-  /// \param SecondaryQueuePtr is a pointer to the secondary queue.
-  /// \param CodeLoc is the code location of the submit call (default argument)
-  /// \return a SYCL event object for the submitted command group.
-  //
-  // UseFallBackAssert as template param vs `#if` in function body is necessary
-  // to prevent ODR-violation between TUs built with different fallback assert
-  // modes.
-  template <bool UseFallbackAssert, typename PropertiesT>
-  event submit_with_event(PropertiesT Props,
-                          const detail::type_erased_cgfo_ty &CGF,
-                          queue *SecondaryQueuePtr,
-                          const detail::code_location &CodeLoc =
-                              detail::code_location::current()) const {
-    detail::tls_code_loc_t TlsCodeLocCapture(CodeLoc);
-    detail::v1::SubmissionInfo SI{};
-    ProcessSubmitProperties(Props, SI);
-    if (SecondaryQueuePtr)
-      SI.SecondaryQueue() = detail::getSyclObjImpl(*SecondaryQueuePtr);
-    if constexpr (UseFallbackAssert)
-      SI.PostProcessorFunc() =
-          [this, &SecondaryQueuePtr,
-           &TlsCodeLocCapture](bool IsKernel, bool KernelUsesAssert, event &E) {
-            if (IsKernel && !device_has(aspect::ext_oneapi_native_assert) &&
-                KernelUsesAssert && !device_has(aspect::accelerator)) {
-              // __devicelib_assert_fail isn't supported by Device-side Runtime
-              // Linking against fallback impl of __devicelib_assert_fail is
-              // performed by program manager class
-              // Fallback assert isn't supported for FPGA
-              submitAssertCapture(*this, E, SecondaryQueuePtr,
-                                  TlsCodeLocCapture.query());
-            }
-          };
-    return submit_with_event_impl(CGF, SI, TlsCodeLocCapture.query(),
-                                  TlsCodeLocCapture.isToplevel());
-  }
-
   /// Submits a command group function object to the queue, in order to be
   /// scheduled for execution on the device.
   ///
@@ -3756,7 +3714,7 @@ class __SYCL_EXPORT queue : public detail::OwnerLessBase<queue> {
           // Linking against fallback impl of __devicelib_assert_fail is
           // performed by program manager class
           // Fallback assert isn't supported for FPGA
-          submitAssertCapture(*this, E, nullptr, TlsCodeLocCapture.query());
+          submitAssertCapture(*this, E, TlsCodeLocCapture.query());
         }
       };
     return submit_with_event_impl(CGF, SI, TlsCodeLocCapture.query(),
@@ -3955,7 +3913,6 @@ class AssertInfoCopier;
  * Submit copy task for assert failure flag and host-task to check the flag
  * \param Event kernel's event to depend on i.e. the event represents the
  *              kernel to check for assertion failure
- * \param SecondaryQueue secondary queue for submit process, null if not used
  * \returns host tasks event
  *
  * This method doesn't belong to queue class to overcome msvc behaviour due to
@@ -3963,7 +3920,6 @@ class AssertInfoCopier;
  * with no proper KernelInfo instance.
  */
 event submitAssertCapture(const queue &Self, event &Event,
-                          queue *SecondaryQueue,
                           const detail::code_location &CodeLoc) {
   buffer<detail::AssertHappened, 1> Buffer{1};
 
@@ -4019,10 +3975,10 @@ event submitAssertCapture(const queue &Self, event &Event,
 
   CopierEv = Self.submit_with_event<true>(
       sycl::ext::oneapi::experimental::empty_properties_t{}, CopierCGF,
-      SecondaryQueue, CodeLoc);
+      CodeLoc);
   CheckerEv = Self.submit_with_event<true>(
       sycl::ext::oneapi::experimental::empty_properties_t{}, CheckerCGF,
-      SecondaryQueue, CodeLoc);
+      CodeLoc);
 
   return CheckerEv;
 }
diff --git a/sycl/source/detail/handler_impl.hpp b/sycl/source/detail/handler_impl.hpp
index 9dac6a7f435d4..cb6cd2014345c 100644
--- a/sycl/source/detail/handler_impl.hpp
+++ b/sycl/source/detail/handler_impl.hpp
@@ -31,9 +31,7 @@ enum class HandlerSubmissionState : std::uint8_t {
 
 class handler_impl {
 public:
-  handler_impl(queue_impl *SubmissionSecondaryQueue, bool EventNeeded)
-      : MSubmissionSecondaryQueue(SubmissionSecondaryQueue),
-        MEventNeeded(EventNeeded) {};
+  handler_impl(bool EventNeeded) : MEventNeeded(EventNeeded) {};
 
   handler_impl(
       std::shared_ptr<ext::oneapi::experimental::detail::graph_impl> Graph)
@@ -67,10 +65,6 @@ class handler_impl {
   /// Registers mutually exclusive submission states.
   HandlerSubmissionState MSubmissionState = HandlerSubmissionState::NO_STATE;
 
-  /// Pointer to the secondary queue implementation. Nullptr if no
-  /// secondary queue fallback was given in the associated submission.
-  queue_impl *MSubmissionSecondaryQueue = nullptr;
-
   /// Bool stores information about whether the event resulting from the
   /// corresponding work is required.
   bool MEventNeeded = true;
diff --git a/sycl/source/detail/queue_impl.cpp b/sycl/source/detail/queue_impl.cpp
index 4cc0ba6fa8853..237b7dfb523ac 100644
--- a/sycl/source/detail/queue_impl.cpp
+++ b/sycl/source/detail/queue_impl.cpp
@@ -306,18 +306,18 @@ void queue_impl::addEvent(const detail::EventImplPtr &EventImpl) {
 
 detail::EventImplPtr
 queue_impl::submit_impl(const detail::type_erased_cgfo_ty &CGF,
-                        queue_impl *SecondaryQueue, bool CallerNeedsEvent,
-                        const detail::code_location &Loc, bool IsTopCodeLoc,
+                        bool CallerNeedsEvent, const detail::code_location &Loc,
+                        bool IsTopCodeLoc,
                         const v1::SubmissionInfo &SubmitInfo) {
 #ifdef __INTEL_PREVIEW_BREAKING_CHANGES
-  detail::handler_impl HandlerImplVal(SecondaryQueue, CallerNeedsEvent);
+  detail::handler_impl HandlerImplVal(CallerNeedsEvent);
   detail::handler_impl *HandlerImpl = &HandlerImplVal;
   // Inlining `Self` results in a crash when SYCL RT is built using MSVC with
   // optimizations enabled. No crash if built using OneAPI.
   auto Self = shared_from_this();
   handler Handler(HandlerImpl, Self);
 #else
-  handler Handler(shared_from_this(), SecondaryQueue, CallerNeedsEvent);
+  handler Handler(shared_from_this(), CallerNeedsEvent);
   auto &HandlerImpl = detail::getSyclObjImpl(Handler);
 #endif
 
@@ -399,8 +399,8 @@ queue_impl::submit_impl(const detail::type_erased_cgfo_ty &CGF,
       Stream->generateFlushCommand(ServiceCGH);
     };
     detail::type_erased_cgfo_ty CGF{L};
-    detail::EventImplPtr FlushEvent = submit_impl(
-        CGF, SecondaryQueue, /*CallerNeedsEvent*/ true, Loc, IsTopCodeLoc, {});
+    detail::EventImplPtr FlushEvent =
+        submit_impl(CGF, /*CallerNeedsEvent*/ true, Loc, IsTopCodeLoc, {});
     if (EventImpl)
       EventImpl->attachEventToCompleteWeak(FlushEvent);
     registerStreamServiceEvent(FlushEvent);
@@ -409,18 +409,6 @@ queue_impl::submit_impl(const detail::type_erased_cgfo_ty &CGF,
   return EventImpl;
 }
 
-#ifndef __INTEL_PREVIEW_BREAKING_CHANGES
-detail::EventImplPtr
-queue_impl::submit_impl(const detail::type_erased_cgfo_ty &CGF,
-                        const std::shared_ptr<queue_impl> & /*PrimaryQueue*/,
-                        const std::shared_ptr<queue_impl> &SecondaryQueue,
-                        bool CallerNeedsEvent, const detail::code_location &Loc,
-                        bool IsTopCodeLoc, const SubmissionInfo &SubmitInfo) {
-  return submit_impl(CGF, SecondaryQueue.get(), CallerNeedsEvent, Loc,
-                     IsTopCodeLoc, SubmitInfo);
-}
-#endif
-
 template <typename HandlerFuncT>
 event queue_impl::submitWithHandler(const std::vector<event> &DepEvents,
                                     bool CallerNeedsEvent,
diff --git a/sycl/source/detail/queue_impl.hpp b/sycl/source/detail/queue_impl.hpp
index 4cc3285a0a4d4..402f09921f489 100644
--- a/sycl/source/detail/queue_impl.hpp
+++ b/sycl/source/detail/queue_impl.hpp
@@ -69,7 +69,9 @@ enum QueueOrder { Ordered, OOO };
 // Implementation of the submission information storage.
 struct SubmissionInfoImpl {
   optional<detail::SubmitPostProcessF> MPostProcessorFunc = std::nullopt;
+#ifndef __INTEL_PREVIEW_BREAKING_CHANGES
   std::shared_ptr<detail::queue_impl> MSecondaryQueue = nullptr;
+#endif
   ext::oneapi::experimental::event_mode_enum MEventMode =
       ext::oneapi::experimental::event_mode_enum::none;
 };
@@ -331,22 +333,16 @@ class queue_impl : public std::enable_shared_from_this<queue_impl> {
   /// Submits a command group function object to the queue, in order to be
   /// scheduled for execution on the device.
   ///
-  /// On a kernel error, this command group function object is then scheduled
-  /// for execution on a secondary queue.
-  ///
   /// \param CGF is a function object containing command group.
-  /// \param SecondQueue is a shared_ptr to the secondary queue.
   /// \param Loc is the code location of the submit call (default argument)
   /// \param StoreAdditionalInfo makes additional info be stored in event_impl
   /// \return a SYCL event object, which corresponds to the queue the command
   /// group is being enqueued on.
   event submit(const detail::type_erased_cgfo_ty &CGF,
-               const std::shared_ptr<queue_impl> &SecondQueue,
                const detail::code_location &Loc, bool IsTopCodeLoc,
                const SubmitPostProcessF *PostProcess = nullptr) {
     event ResEvent;
     v1::SubmissionInfo SI{};
-    SI.SecondaryQueue() = SecondQueue;
     if (PostProcess)
       SI.PostProcessorFunc() = *PostProcess;
     return submit_with_event(CGF, SI, Loc, IsTopCodeLoc);
@@ -364,9 +360,8 @@ class queue_impl : public std::enable_shared_from_this<queue_impl> {
                           const v1::SubmissionInfo &SubmitInfo,
                           const detail::code_location &Loc, bool IsTopCodeLoc) {
 
-    detail::EventImplPtr ResEvent =
-        submit_impl(CGF, SubmitInfo.SecondaryQueue().get(),
-                    /*CallerNeedsEvent=*/true, Loc, IsTopCodeLoc, SubmitInfo);
+    detail::EventImplPtr ResEvent = submit_impl(CGF, /*CallerNeedsEvent=*/true,
+                                                Loc, IsTopCodeLoc, SubmitInfo);
     return createSyclObjFromImpl<event>(ResEvent);
   }
 
@@ -374,8 +369,7 @@ class queue_impl : public std::enable_shared_from_this<queue_impl> {
                             const v1::SubmissionInfo &SubmitInfo,
                             const detail::code_location &Loc,
                             bool IsTopCodeLoc) {
-    submit_impl(CGF, SubmitInfo.SecondaryQueue().get(),
-                /*CallerNeedsEvent=*/false, Loc, IsTopCodeLoc, SubmitInfo);
+    submit_impl(CGF, /*CallerNeedsEvent=*/false, Loc, IsTopCodeLoc, SubmitInfo);
   }
 
   /// Performs a blocking wait for the completion of all enqueued tasks in the
@@ -878,38 +872,15 @@ class queue_impl : public std::enable_shared_from_this<queue_impl> {
     PostProcess(IsKernel, KernelUsesAssert, Event);
   }
 
-#ifndef __INTEL_PREVIEW_BREAKING_CHANGES
-  /// Performs command group submission to the queue.
-  ///
-  /// \param CGF is a function object containing command group.
-  /// \param PrimaryQueue is a pointer to the primary queue. This may be the
-  ///        same as this.
-  /// \param SecondaryQueue is a pointer to the secondary queue. This may be the
-  ///        same as this.
-  /// \param CallerNeedsEvent is a boolean indicating whether the event is
-  ///        required by the user after the call.
-  /// \param Loc is the code location of the submit call (default argument)
-  /// \param SubmitInfo is additional optional information for the submission.
-  /// \return a SYCL event representing submitted command group.
-  detail::EventImplPtr
-  submit_impl(const detail::type_erased_cgfo_ty &CGF,
-              const std::shared_ptr<queue_impl> &PrimaryQueue,
-              const std::shared_ptr<queue_impl> &SecondaryQueue,
-              bool CallerNeedsEvent, const detail::code_location &Loc,
-              bool IsTopCodeLoc, const SubmissionInfo &SubmitInfo);
-#endif
-
   /// Performs command group submission to the queue.
   ///
   /// \param CGF is a function object containing command group.
-  /// \param SecondaryQueue is a pointer to the secondary queue.
   /// \param CallerNeedsEvent is a boolean indicating whether the event is
   ///        required by the user after the call.
   /// \param Loc is the code location of the submit call (default argument)
   /// \param SubmitInfo is additional optional information for the submission.
   /// \return a SYCL event representing submitted command group.
   detail::EventImplPtr submit_impl(const detail::type_erased_cgfo_ty &CGF,
-                                   queue_impl *SecondaryQueue,
                                    bool CallerNeedsEvent,
                                    const detail::code_location &Loc,
                                    bool IsTopCodeLoc,
diff --git a/sycl/source/detail/scheduler/scheduler.hpp b/sycl/source/detail/scheduler/scheduler.hpp
index 69448ca817937..8b4600eb1c05b 100644
--- a/sycl/source/detail/scheduler/scheduler.hpp
+++ b/sycl/source/detail/scheduler/scheduler.hpp
@@ -591,14 +591,6 @@ class Scheduler {
 
     void cleanupCommand(Command *Cmd, bool AllowUnsubmitted = false);
 
-    /// Reschedules the command passed using Queue provided.
-    ///
-    /// This can lead to rescheduling of all dependent commands. This can be
-    /// used when the user provides a "secondary" queue to the submit method
-    /// which may be used when the command fails to enqueue/execute in the
-    /// primary queue.
-    void rescheduleCommand(Command *Cmd, const QueueImplPtr &Queue);
-
     /// \return a pointer to the corresponding memory object record for the
     /// SYCL memory object provided, or nullptr if it does not exist.
     MemObjRecord *getMemObjRecord(SYCLMemObjI *MemObject);
diff --git a/sycl/source/handler.cpp b/sycl/source/handler.cpp
index a3ac355b6fd8b..63a5c493c76a8 100644
--- a/sycl/source/handler.cpp
+++ b/sycl/source/handler.cpp
@@ -316,8 +316,7 @@ fill_copy_args(detail::handler_impl *impl,
 
 handler::handler(const std::shared_ptr<detail::queue_impl> &Queue,
                  bool CallerNeedsEvent)
-    : MImplOwner(std::make_shared<detail::handler_impl>(Queue.get(),
-                                                        CallerNeedsEvent)),
+    : MImplOwner(std::make_shared<detail::handler_impl>(CallerNeedsEvent)),
       impl(MImplOwner.get()), MQueue(Queue) {}
 
 handler::handler(detail::handler_impl *HandlerImpl,
@@ -328,7 +327,7 @@ handler::handler(detail::handler_impl *HandlerImpl,
 
 handler::handler(std::shared_ptr<detail::queue_impl> Queue,
                  bool CallerNeedsEvent)
-    : impl(std::make_shared<detail::handler_impl>(nullptr, CallerNeedsEvent)),
+    : impl(std::make_shared<detail::handler_impl>(CallerNeedsEvent)),
       MQueue(std::move(Queue)) {}
 
 #ifndef __INTEL_PREVIEW_BREAKING_CHANGES
@@ -337,17 +336,17 @@ handler::handler(std::shared_ptr<detail::queue_impl> Queue,
 handler::handler(
     std::shared_ptr<detail::queue_impl> Queue,
     [[maybe_unused]] std::shared_ptr<detail::queue_impl> PrimaryQueue,
-    std::shared_ptr<detail::queue_impl> SecondaryQueue, bool CallerNeedsEvent)
-    : impl(std::make_shared<detail::handler_impl>(SecondaryQueue.get(),
-                                                  CallerNeedsEvent)),
+    [[maybe_unused]] std::shared_ptr<detail::queue_impl> SecondaryQueue,
+    bool CallerNeedsEvent)
+    : impl(std::make_shared<detail::handler_impl>(CallerNeedsEvent)),
       MQueue(Queue) {}
-#endif
 
 handler::handler(std::shared_ptr<detail::queue_impl> Queue,
-                 detail::queue_impl *SecondaryQueue, bool CallerNeedsEvent)
-    : impl(std::make_shared<detail::handler_impl>(SecondaryQueue,
-                                                  CallerNeedsEvent)),
+                 [[maybe_unused]] detail::queue_impl *SecondaryQueue,
+                 bool CallerNeedsEvent)
+    : impl(std::make_shared<detail::handler_impl>(CallerNeedsEvent)),
       MQueue(std::move(Queue)) {}
+#endif
 
 handler::handler(
     std::shared_ptr<ext::oneapi::experimental::detail::graph_impl> Graph)
@@ -1902,14 +1901,6 @@ void handler::use_kernel_bundle(
         "Context associated with the primary queue is different from the "
         "context associated with the kernel bundle");
 
-  if (impl->MSubmissionSecondaryQueue &&
-      impl->MSubmissionSecondaryQueue->get_context() !=
-          ExecBundle.get_context())
-    throw sycl::exception(
-        make_error_code(errc::invalid),
-        "Context associated with the secondary queue is different from the "
-        "context associated with the kernel bundle");
-
   setStateExplicitKernelBundle();
   setHandlerKernelBundle(detail::getSyclObjImpl(ExecBundle));
 }
diff --git a/sycl/source/queue.cpp b/sycl/source/queue.cpp
index 8b39334f5b432..0fb191660312d 100644
--- a/sycl/source/queue.cpp
+++ b/sycl/source/queue.cpp
@@ -33,6 +33,7 @@ const optional<SubmitPostProcessF> &SubmissionInfo::PostProcessorFunc() const {
   return impl->MPostProcessorFunc;
 }
 
+#ifndef __INTEL_PREVIEW_BREAKING_CHANGES
 std::shared_ptr<detail::queue_impl> &SubmissionInfo::SecondaryQueue() {
   return impl->MSecondaryQueue;
 }
@@ -41,6 +42,7 @@ const std::shared_ptr<detail::queue_impl> &
 SubmissionInfo::SecondaryQueue() const {
   return impl->MSecondaryQueue;
 }
+#endif
 
 ext::oneapi::experimental::event_mode_enum &SubmissionInfo::EventMode() {
   return impl->MEventMode;
@@ -209,14 +211,16 @@ event queue::submit_impl(std::function<void(handler &)> CGH,
   return submit_with_event_impl(std::move(CGH), {}, CodeLoc, IsTopCodeLoc);
 }
 
-event queue::submit_impl(std::function<void(handler &)> CGH, queue SecondQueue,
+event queue::submit_impl(std::function<void(handler &)> CGH,
+                         [[maybe_unused]] queue SecondQueue,
                          const detail::code_location &CodeLoc) {
-  return impl->submit(CGH, SecondQueue.impl, CodeLoc, true);
+  return impl->submit(CGH, CodeLoc, true);
 }
-event queue::submit_impl(std::function<void(handler &)> CGH, queue SecondQueue,
+event queue::submit_impl(std::function<void(handler &)> CGH,
+                         [[maybe_unused]] queue SecondQueue,
                          const detail::code_location &CodeLoc,
                          bool IsTopCodeLoc) {
-  return impl->submit(CGH, SecondQueue.impl, CodeLoc, IsTopCodeLoc);
+  return impl->submit(CGH, CodeLoc, IsTopCodeLoc);
 }
 
 void queue::submit_without_event_impl(std::function<void(handler &)> CGH,
@@ -245,17 +249,16 @@ event queue::submit_impl_and_postprocess(
 }
 
 event queue::submit_impl_and_postprocess(
-    std::function<void(handler &)> CGH, queue SecondQueue,
+    std::function<void(handler &)> CGH, [[maybe_unused]] queue SecondQueue,
     const detail::code_location &CodeLoc,
     const detail::SubmitPostProcessF &PostProcess) {
-  return impl->submit(CGH, SecondQueue.impl, CodeLoc, true, &PostProcess);
+  return impl->submit(CGH, CodeLoc, true, &PostProcess);
 }
 event queue::submit_impl_and_postprocess(
-    std::function<void(handler &)> CGH, queue SecondQueue,
+    std::function<void(handler &)> CGH, [[maybe_unused]] queue SecondQueue,
     const detail::code_location &CodeLoc,
     const detail::SubmitPostProcessF &PostProcess, bool IsTopCodeLoc) {
-  return impl->submit(CGH, SecondQueue.impl, CodeLoc, IsTopCodeLoc,
-                      &PostProcess);
+  return impl->submit(CGH, CodeLoc, IsTopCodeLoc, &PostProcess);
 }
 
 event queue::submit_with_event_impl(std::function<void(handler &)> CGH,
diff --git a/sycl/unittests/SYCL2020/KernelBundle.cpp b/sycl/unittests/SYCL2020/KernelBundle.cpp
index 5ffe4ecbc341a..3748f002ba88c 100644
--- a/sycl/unittests/SYCL2020/KernelBundle.cpp
+++ b/sycl/unittests/SYCL2020/KernelBundle.cpp
@@ -262,98 +262,6 @@ TEST(KernelBundle, UseKernelBundleWrongContextPrimaryQueueOnly) {
   }
 }
 
-TEST(KernelBundle, UseKernelBundleWrongContextPrimaryQueueValidSecondaryQueue) {
-  sycl::unittest::UrMock<> Mock;
-
-  const sycl::device Dev = sycl::platform().get_devices()[0];
-  const sycl::context PrimaryCtx{Dev};
-  const sycl::context SecondaryCtx{Dev};
-
-  ASSERT_NE(PrimaryCtx, SecondaryCtx);
-
-  auto KernelBundle = sycl::get_kernel_bundle<sycl::bundle_state::executable>(
-      SecondaryCtx, {Dev});
-
-  sycl::queue PrimaryQueue{PrimaryCtx, Dev};
-  sycl::queue SecondaryQueue{SecondaryCtx, Dev};
-
-  class UnqiueException {};
-
-  try {
-    PrimaryQueue.submit(
-        [&](sycl::handler &CGH) {
-          try {
-            CGH.use_kernel_bundle(KernelBundle);
-            FAIL() << "No exception was thrown.";
-            CGH.single_task<TestKernel>([]() {});
-          } catch (const sycl::exception &e) {
-            ASSERT_EQ(e.code().value(), static_cast<int>(sycl::errc::invalid))
-                << "sycl::exception code was not the expected "
-                   "sycl::errc::invalid.";
-            // Throw uniquely identifiable exception to distinguish between that
-            // the sycl::exception originates from the correct level.
-            throw UnqiueException{};
-          } catch (...) {
-            FAIL() << "Unexpected exception was thrown in kernel invocation "
-                      "function.";
-          }
-        },
-        SecondaryQueue);
-  } catch (const UnqiueException &) {
-    // Expected path
-  } catch (const sycl::exception &) {
-    FAIL() << "sycl::exception thrown at the wrong level.";
-  } catch (...) {
-    FAIL() << "Unexpected exception was thrown in submit.";
-  }
-}
-
-TEST(KernelBundle, UseKernelBundleValidPrimaryQueueWrongContextSecondaryQueue) {
-  sycl::unittest::UrMock<> Mock;
-
-  const sycl::device Dev = sycl::platform().get_devices()[0];
-  const sycl::context PrimaryCtx{Dev};
-  const sycl::context SecondaryCtx{Dev};
-
-  ASSERT_NE(PrimaryCtx, SecondaryCtx);
-
-  auto KernelBundle = sycl::get_kernel_bundle<sycl::bundle_state::executable>(
-      PrimaryCtx, {Dev});
-
-  sycl::queue PrimaryQueue{PrimaryCtx, Dev};
-  sycl::queue SecondaryQueue{SecondaryCtx, Dev};
-
-  class UnqiueException {};
-
-  try {
-    PrimaryQueue.submit(
-        [&](sycl::handler &CGH) {
-          try {
-            CGH.use_kernel_bundle(KernelBundle);
-            FAIL() << "No exception was thrown.";
-            CGH.single_task<TestKernel>([]() {});
-          } catch (const sycl::exception &e) {
-            ASSERT_EQ(e.code().value(), static_cast<int>(sycl::errc::invalid))
-                << "sycl::exception code was not the expected "
-                   "sycl::errc::invalid.";
-            // Throw uniquely identifiable exception to distinguish between that
-            // the sycl::exception originates from the correct level.
-            throw UnqiueException{};
-          } catch (...) {
-            FAIL() << "Unexpected exception was thrown in kernel invocation "
-                      "function.";
-          }
-        },
-        SecondaryQueue);
-  } catch (const UnqiueException &) {
-    // Expected path
-  } catch (const sycl::exception &) {
-    FAIL() << "sycl::exception thrown at the wrong level.";
-  } catch (...) {
-    FAIL() << "Unexpected exception was thrown in submit.";
-  }
-}
-
 TEST(KernelBundle, UseKernelBundleWrongContextPrimaryQueueAndSecondaryQueue) {
   sycl::unittest::UrMock<> Mock;
 
@@ -372,32 +280,22 @@ TEST(KernelBundle, UseKernelBundleWrongContextPrimaryQueueAndSecondaryQueue) {
   sycl::queue PrimaryQueue{PrimaryCtx, Dev};
   sycl::queue SecondaryQueue{SecondaryCtx, Dev};
 
-  class UnqiueException {};
-
+  size_t EnqueueCounter = 0;
   try {
     PrimaryQueue.submit(
         [&](sycl::handler &CGH) {
-          try {
-            CGH.use_kernel_bundle(KernelBundle);
-            FAIL() << "No exception was thrown.";
-            CGH.single_task<TestKernel>([]() {});
-          } catch (const sycl::exception &e) {
-            ASSERT_EQ(e.code().value(), static_cast<int>(sycl::errc::invalid))
-                << "sycl::exception code was not the expected "
-                   "sycl::errc::invalid.";
-            // Throw uniquely identifiable exception to distinguish between that
-            // the sycl::exception originates from the correct level.
-            throw UnqiueException{};
-          } catch (...) {
-            FAIL() << "Unexpected exception was thrown in kernel invocation "
-                      "function.";
-          }
+          CGH.use_kernel_bundle(KernelBundle);
+          ++EnqueueCounter;
+          CGH.single_task<TestKernel>([]() {});
         },
         SecondaryQueue);
-  } catch (const UnqiueException &) {
-    // Expected path
-  } catch (const sycl::exception &) {
-    FAIL() << "sycl::exception thrown at the wrong level.";
+    FAIL() << "Submit should always throw.";
+  } catch (const sycl::exception &e) {
+    ASSERT_EQ(EnqueueCounter, size_t{0})
+        << "Exception was not thrown from primary queue.";
+    ASSERT_EQ(e.code().value(), static_cast<int>(sycl::errc::invalid))
+        << "sycl::exception code was not the expected "
+           "sycl::errc::invalid.";
   } catch (...) {
     FAIL() << "Unexpected exception was thrown in submit.";
   }
diff --git a/sycl/unittests/scheduler/HostTaskAndBarrier.cpp b/sycl/unittests/scheduler/HostTaskAndBarrier.cpp
index 8c68af2c53b79..0fb1daef32f51 100644
--- a/sycl/unittests/scheduler/HostTaskAndBarrier.cpp
+++ b/sycl/unittests/scheduler/HostTaskAndBarrier.cpp
@@ -62,25 +62,24 @@ class BarrierHandlingWithHostTask : public ::testing::Test {
       auto L = [&](handler &CGH) {
         CGH.host_task(BlockHostTask ? CustomHostLambda : [] {});
       };
-      return QueueDevImpl->submit(sycl::detail::type_erased_cgfo_ty{L}, nullptr,
-                                  {}, true);
+      return QueueDevImpl->submit(sycl::detail::type_erased_cgfo_ty{L}, {},
+                                  true);
     } else if (Type == TestCGType::KERNEL_TASK) {
       auto L = [&](handler &CGH) { CGH.single_task<TestKernel<>>([] {}); };
-      return QueueDevImpl->submit(sycl::detail::type_erased_cgfo_ty{L}, nullptr,
-                                  {}, true);
+      return QueueDevImpl->submit(sycl::detail::type_erased_cgfo_ty{L}, {},
+                                  true);
     } else // (Type == TestCGType::BARRIER)
     {
       auto L = [&](handler &CGH) { CGH.ext_oneapi_barrier(); };
-      return QueueDevImpl->submit(sycl::detail::type_erased_cgfo_ty{L}, nullptr,
-                                  {}, true);
+      return QueueDevImpl->submit(sycl::detail::type_erased_cgfo_ty{L}, {},
+                                  true);
     }
   }
 
   sycl::event
   InsertBarrierWithWaitList(const std::vector<sycl::event> &WaitList) {
     auto L = [&](handler &CGH) { CGH.ext_oneapi_barrier(WaitList); };
-    return QueueDevImpl->submit(sycl::detail::type_erased_cgfo_ty{L}, nullptr,
-                                {}, true);
+    return QueueDevImpl->submit(sycl::detail::type_erased_cgfo_ty{L}, {}, true);
   }
 
   void BuildAndCheckInnerQueueState(std::vector<EventImplPtr> &Events) {