diff --git a/src/app/EventManagement.cpp b/src/app/EventManagement.cpp
index 36b676af40b7bb..1321475d3e8314 100644
--- a/src/app/EventManagement.cpp
+++ b/src/app/EventManagement.cpp
@@ -125,7 +125,7 @@ void EventManagement::Init(Messaging::ExchangeManager * apExchangeManager, uint3
 
     mMonotonicStartupTime = aMonotonicStartupTime;
 
-    // Should remove using the global instance and rely only on passed in variable.
+    // TODO(#36890): Should remove using the global instance and rely only on passed in variable.
     if (apEventReporter == nullptr)
     {
         mpEventReporter = &InteractionModelEngine::GetInstance()->GetReportingEngine();
@@ -500,10 +500,7 @@ CHIP_ERROR EventManagement::LogEventPrivate(EventLoggingDelegate * apDelegate, c
                       opts.mTimestamp.mType == Timestamp::Type::kSystem ? "Sys" : "Epoch", ChipLogValueX64(opts.mTimestamp.mValue));
 #endif // CHIP_CONFIG_EVENT_LOGGING_VERBOSE_DEBUG_LOGS
 
-        if (mpEventReporter)
-        {
-            err = mpEventReporter->NewEventGenerated(opts.mPath, mBytesWritten);
-        }
+        err = mpEventReporter->NewEventGenerated(opts.mPath, mBytesWritten);
     }
 
     return err;
diff --git a/src/app/EventManagement.h b/src/app/EventManagement.h
index fe5a14b6d04ee7..f5687b586e02f4 100644
--- a/src/app/EventManagement.h
+++ b/src/app/EventManagement.h
@@ -226,8 +226,7 @@ class EventManagement : public DataModel::EventsGenerator
      *                                   time 0" for cases when we use
      *                                   system-time event timestamps.
      *
-     * @param[in] apEventReporter       Event reporter to deliver the event, default is the reporting
-     *                                   engine in InteractionModelEngine.
+     * @param[in] apEventReporter       Event reporter to be notified when events are generated.
      *
      */
     void Init(Messaging::ExchangeManager * apExchangeManager, uint32_t aNumBuffers, CircularEventBuffer * apCircularEventBuffer,
diff --git a/src/app/EventReporter.h b/src/app/EventReporter.h
index 9ae267de232f51..aaba792b6a1d99 100644
--- a/src/app/EventReporter.h
+++ b/src/app/EventReporter.h
@@ -25,8 +25,7 @@ namespace chip {
 namespace app {
 
 /**
- *   Define EventReporter interface. Event reporter is used by EventManagement to notify that events are ready to be reported.
- *   Usually this is implemented by the Reporting Engine to find the proper ReadHandlers and deliver the events.
+ *   Interface that EventManagement can use to notify when events are generated and may need reporting.
  *
  */
 class EventReporter
@@ -35,12 +34,12 @@ class EventReporter
     virtual ~EventReporter() = default;
 
     /**
-     *  Notify of a new event generated.
+     *  Notify that an event was generated.
      *
-     * @param[in] aPath          The path to the event.
-     * @param[in] aBytesWritten  Bytes that the event is written into the buffer in EventManagement.
+     * @param[in] aPath           The path that identifies the kind of event that was generated.
+     * @param[in] aBytesConsumed  The number of bytes needed to store the event in EventManagement.
      */
-    CHIP_ERROR virtual NewEventGenerated(ConcreteEventPath & aPath, uint32_t aBytesWritten) = 0;
+    CHIP_ERROR virtual NewEventGenerated(ConcreteEventPath & aPath, uint32_t  aBytesConsumed) = 0;
 };
 
 } // namespace app
diff --git a/src/app/InteractionModelEngine.h b/src/app/InteractionModelEngine.h
index dce25c5f352c58..c5a4a0811d274b 100644
--- a/src/app/InteractionModelEngine.h
+++ b/src/app/InteractionModelEngine.h
@@ -126,7 +126,7 @@ class InteractionModelEngine : public Messaging::UnsolicitedMessageHandler,
      *  @param[in]    apExchangeMgr    A pointer to the ExchangeManager object.
      *  @param[in]    apFabricTable    A pointer to the FabricTable object.
      *  @param[in]    apCASESessionMgr An optional pointer to a CASESessionManager (used for re-subscriptions).
-     *  @parma[in]    eventManagement  An optional pointer to a EventManagement. Use the global instance if not presented.
+     *  @parma[in]    eventManagement  An optional pointer to a EventManagement. If null, the global instance will be used.
      *
      */
     CHIP_ERROR Init(Messaging::ExchangeManager * apExchangeMgr, FabricTable * apFabricTable,
diff --git a/src/app/reporting/Engine.cpp b/src/app/reporting/Engine.cpp
index 4f58a0450bf4cc..a9cef5c27dc333 100644
--- a/src/app/reporting/Engine.cpp
+++ b/src/app/reporting/Engine.cpp
@@ -1131,7 +1131,7 @@ CHIP_ERROR Engine::ScheduleBufferPressureEventDelivery(uint32_t aBytesWritten)
     return CHIP_NO_ERROR;
 }
 
-CHIP_ERROR Engine::NewEventGenerated(ConcreteEventPath & aPath, uint32_t aBytesWritten)
+CHIP_ERROR Engine::NewEventGenerated(ConcreteEventPath & aPath, uint32_t aBytesConsumed)
 {
     // If we literally have no read handlers right now that care about any events,
     // we don't need to call schedule run for event.
@@ -1169,7 +1169,7 @@ CHIP_ERROR Engine::NewEventGenerated(ConcreteEventPath & aPath, uint32_t aBytesW
         return CHIP_NO_ERROR;
     }
 
-    return ScheduleBufferPressureEventDelivery(aBytesWritten);
+    return ScheduleBufferPressureEventDelivery(aBytesConsumed);
 }
 
 void Engine::ScheduleUrgentEventDeliverySync(Optional<FabricIndex> fabricIndex)
diff --git a/src/app/reporting/Engine.h b/src/app/reporting/Engine.h
index 69df9e4422241a..6f60da7d8f9caf 100644
--- a/src/app/reporting/Engine.h
+++ b/src/app/reporting/Engine.h
@@ -179,10 +179,10 @@ class Engine : public DataModel::ProviderChangeListener, public EventReporter
                                    const ConcreteReadAttributePath & aPath);
 
     /**
-     *  EventReporter implementations.
+     *  EventReporter implementation.
      *
      */
-    CHIP_ERROR NewEventGenerated(ConcreteEventPath & aPath, uint32_t aBytesWritten) override;
+    CHIP_ERROR NewEventGenerated(ConcreteEventPath & aPath, uint32_t aBytesConsumed) override;
 
     /**
      * Send Report via ReadHandler