diff --git a/eventsources/common/common.go b/eventsources/common/common.go
new file mode 100644
index 0000000000..d4d23327e0
--- /dev/null
+++ b/eventsources/common/common.go
@@ -0,0 +1,13 @@
+package common
+
+import "github.com/cloudevents/sdk-go/v2/event"
+
+type Options func(*event.Event) error
+
+// Option to set different ID for event
+func WithID(id string) Options {
+	return func(e *event.Event) error {
+		e.SetID(id)
+		return nil
+	}
+}
diff --git a/eventsources/common/webhook/webhook.go b/eventsources/common/webhook/webhook.go
index fa33fa23a5..25ee684a8d 100644
--- a/eventsources/common/webhook/webhook.go
+++ b/eventsources/common/webhook/webhook.go
@@ -27,6 +27,7 @@ import (
 
 	"github.com/argoproj/argo-events/common"
 	"github.com/argoproj/argo-events/common/logging"
+	eventsourcecommon "github.com/argoproj/argo-events/eventsources/common"
 	metrics "github.com/argoproj/argo-events/metrics"
 	"github.com/argoproj/argo-events/pkg/apis/eventsource/v1alpha1"
 )
@@ -177,7 +178,7 @@ func activateRoute(router Router, controller *Controller) {
 }
 
 // manageRouteChannels consumes data from route's data channel and stops the processing when the event source is stopped/removed
-func manageRouteChannels(router Router, dispatch func([]byte) error) {
+func manageRouteChannels(router Router, dispatch func([]byte, ...eventsourcecommon.Options) error) {
 	route := router.GetRoute()
 	logger := route.Logger
 	for {
@@ -198,7 +199,7 @@ func manageRouteChannels(router Router, dispatch func([]byte) error) {
 }
 
 // ManagerRoute manages the lifecycle of a route
-func ManageRoute(ctx context.Context, router Router, controller *Controller, dispatch func([]byte) error) error {
+func ManageRoute(ctx context.Context, router Router, controller *Controller, dispatch func([]byte, ...eventsourcecommon.Options) error) error {
 	route := router.GetRoute()
 
 	logger := route.Logger
diff --git a/eventsources/eventing.go b/eventsources/eventing.go
index a7adc4b257..0cf17a35f9 100644
--- a/eventsources/eventing.go
+++ b/eventsources/eventing.go
@@ -19,6 +19,7 @@ import (
 	"github.com/argoproj/argo-events/common/logging"
 	"github.com/argoproj/argo-events/eventbus"
 	eventbusdriver "github.com/argoproj/argo-events/eventbus/driver"
+	eventsourcecommon "github.com/argoproj/argo-events/eventsources/common"
 	"github.com/argoproj/argo-events/eventsources/sources/amqp"
 	"github.com/argoproj/argo-events/eventsources/sources/awssns"
 	"github.com/argoproj/argo-events/eventsources/sources/awssqs"
@@ -63,7 +64,7 @@ type EventingServer interface {
 	GetEventSourceType() apicommon.EventSourceType
 
 	// Function to start listening events.
-	StartListening(ctx context.Context, dispatch func([]byte) error) error
+	StartListening(ctx context.Context, dispatch func([]byte, ...eventsourcecommon.Options) error) error
 }
 
 // GetEventingServers returns the mapping of event source type and list of eventing servers
@@ -392,13 +393,19 @@ func (e *EventSourceAdaptor) run(ctx context.Context, servers map[apicommon.Even
 					Jitter:   &jitter,
 				}
 				if err = common.Connect(&backoff, func() error {
-					return s.StartListening(ctx, func(data []byte) error {
+					return s.StartListening(ctx, func(data []byte, opts ...eventsourcecommon.Options) error {
 						event := cloudevents.NewEvent()
 						event.SetID(fmt.Sprintf("%x", uuid.New()))
 						event.SetType(string(s.GetEventSourceType()))
 						event.SetSource(s.GetEventSourceName())
 						event.SetSubject(s.GetEventName())
 						event.SetTime(time.Now())
+						for _, opt := range opts {
+							err := opt(&event)
+							if err != nil {
+								return err
+							}
+						}
 						err := event.SetData(cloudevents.ApplicationJSON, data)
 						if err != nil {
 							return err
diff --git a/eventsources/sources/amqp/start.go b/eventsources/sources/amqp/start.go
index 639c0f2bf2..67fac11daf 100644
--- a/eventsources/sources/amqp/start.go
+++ b/eventsources/sources/amqp/start.go
@@ -27,6 +27,7 @@ import (
 
 	"github.com/argoproj/argo-events/common"
 	"github.com/argoproj/argo-events/common/logging"
+	eventsourcecommon "github.com/argoproj/argo-events/eventsources/common"
 	"github.com/argoproj/argo-events/eventsources/sources"
 	metrics "github.com/argoproj/argo-events/metrics"
 	apicommon "github.com/argoproj/argo-events/pkg/apis/common"
@@ -58,7 +59,7 @@ func (el *EventListener) GetEventSourceType() apicommon.EventSourceType {
 }
 
 // StartListening starts listening events
-func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byte) error) error {
+func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byte, ...eventsourcecommon.Options) error) error {
 	log := logging.FromContext(ctx).
 		With(logging.LabelEventSourceType, el.GetEventSourceType(), logging.LabelEventName, el.GetEventName())
 
@@ -153,7 +154,7 @@ func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byt
 	}
 }
 
-func (el *EventListener) handleOne(amqpEventSource *v1alpha1.AMQPEventSource, msg amqplib.Delivery, dispatch func([]byte) error, log *zap.SugaredLogger) error {
+func (el *EventListener) handleOne(amqpEventSource *v1alpha1.AMQPEventSource, msg amqplib.Delivery, dispatch func([]byte, ...eventsourcecommon.Options) error, log *zap.SugaredLogger) error {
 	defer func(start time.Time) {
 		el.Metrics.EventProcessingDuration(el.GetEventSourceName(), el.GetEventName(), float64(time.Since(start)/time.Millisecond))
 	}(time.Now())
diff --git a/eventsources/sources/awssns/start.go b/eventsources/sources/awssns/start.go
index 5dcadb9aca..e54c561653 100644
--- a/eventsources/sources/awssns/start.go
+++ b/eventsources/sources/awssns/start.go
@@ -36,6 +36,7 @@ import (
 
 	"github.com/argoproj/argo-events/common"
 	"github.com/argoproj/argo-events/common/logging"
+	eventsourcecommon "github.com/argoproj/argo-events/eventsources/common"
 	commonaws "github.com/argoproj/argo-events/eventsources/common/aws"
 	"github.com/argoproj/argo-events/eventsources/common/webhook"
 	"github.com/argoproj/argo-events/eventsources/sources"
@@ -267,7 +268,7 @@ func (el *EventListener) GetEventSourceType() apicommon.EventSourceType {
 }
 
 // StartListening starts an SNS event source
-func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byte) error) error {
+func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byte, ...eventsourcecommon.Options) error) error {
 	logger := logging.FromContext(ctx).
 		With(logging.LabelEventSourceType, el.GetEventSourceType(), logging.LabelEventName, el.GetEventName())
 
diff --git a/eventsources/sources/awssqs/start.go b/eventsources/sources/awssqs/start.go
index fe43577742..274888d0e0 100644
--- a/eventsources/sources/awssqs/start.go
+++ b/eventsources/sources/awssqs/start.go
@@ -28,6 +28,7 @@ import (
 	"go.uber.org/zap"
 
 	"github.com/argoproj/argo-events/common/logging"
+	eventsourcecommon "github.com/argoproj/argo-events/eventsources/common"
 	awscommon "github.com/argoproj/argo-events/eventsources/common/aws"
 	"github.com/argoproj/argo-events/eventsources/sources"
 	metrics "github.com/argoproj/argo-events/metrics"
@@ -60,7 +61,7 @@ func (el *EventListener) GetEventSourceType() apicommon.EventSourceType {
 }
 
 // StartListening starts listening events
-func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byte) error) error {
+func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byte, ...eventsourcecommon.Options) error) error {
 	log := logging.FromContext(ctx).
 		With(logging.LabelEventSourceType, el.GetEventSourceType(), logging.LabelEventName, el.GetEventName())
 	log.Info("started processing the AWS SQS event source...")
@@ -122,7 +123,7 @@ func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byt
 	}
 }
 
-func (el *EventListener) processMessage(ctx context.Context, message *sqslib.Message, dispatch func([]byte) error, ack func(), log *zap.SugaredLogger) {
+func (el *EventListener) processMessage(ctx context.Context, message *sqslib.Message, dispatch func([]byte, ...eventsourcecommon.Options) error, ack func(), log *zap.SugaredLogger) {
 	defer func(start time.Time) {
 		el.Metrics.EventProcessingDuration(el.GetEventSourceName(), el.GetEventName(), float64(time.Since(start)/time.Millisecond))
 	}(time.Now())
diff --git a/eventsources/sources/azureeventshub/start.go b/eventsources/sources/azureeventshub/start.go
index 0ff867dee9..540c572ee8 100644
--- a/eventsources/sources/azureeventshub/start.go
+++ b/eventsources/sources/azureeventshub/start.go
@@ -28,6 +28,7 @@ import (
 
 	"github.com/argoproj/argo-events/common"
 	"github.com/argoproj/argo-events/common/logging"
+	eventsourcecommon "github.com/argoproj/argo-events/eventsources/common"
 	"github.com/argoproj/argo-events/eventsources/sources"
 	metrics "github.com/argoproj/argo-events/metrics"
 	apicommon "github.com/argoproj/argo-events/pkg/apis/common"
@@ -59,7 +60,7 @@ func (el *EventListener) GetEventSourceType() apicommon.EventSourceType {
 }
 
 // StartListening starts listening events
-func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byte) error) error {
+func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byte, ...eventsourcecommon.Options) error) error {
 	log := logging.FromContext(ctx).
 		With(logging.LabelEventSourceType, el.GetEventSourceType(), logging.LabelEventName, el.GetEventName())
 	log.Info("started processing the Azure Events Hub event source...")
diff --git a/eventsources/sources/bitbucketserver/start.go b/eventsources/sources/bitbucketserver/start.go
index 2c657fcc87..1315daac0e 100644
--- a/eventsources/sources/bitbucketserver/start.go
+++ b/eventsources/sources/bitbucketserver/start.go
@@ -29,6 +29,7 @@ import (
 
 	"github.com/argoproj/argo-events/common"
 	"github.com/argoproj/argo-events/common/logging"
+	eventsourcecommon "github.com/argoproj/argo-events/eventsources/common"
 	"github.com/argoproj/argo-events/eventsources/common/webhook"
 	"github.com/argoproj/argo-events/eventsources/sources"
 	"github.com/argoproj/argo-events/pkg/apis/events"
@@ -157,7 +158,7 @@ func (router *Router) PostInactivate() error {
 }
 
 // StartListening starts an event source
-func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byte) error) error {
+func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byte, ...eventsourcecommon.Options) error) error {
 	defer sources.Recover(el.GetEventName())
 
 	bitbucketserverEventSource := &el.BitbucketServerEventSource
diff --git a/eventsources/sources/calendar/start.go b/eventsources/sources/calendar/start.go
index 60c0e099b4..4fceb8f4a7 100644
--- a/eventsources/sources/calendar/start.go
+++ b/eventsources/sources/calendar/start.go
@@ -31,6 +31,7 @@ import (
 
 	"github.com/argoproj/argo-events/common"
 	"github.com/argoproj/argo-events/common/logging"
+	eventsourcecommon "github.com/argoproj/argo-events/eventsources/common"
 	"github.com/argoproj/argo-events/eventsources/persist"
 	metrics "github.com/argoproj/argo-events/metrics"
 	apicommon "github.com/argoproj/argo-events/pkg/apis/common"
@@ -134,7 +135,7 @@ func (el *EventListener) getExecutionTime() (time.Time, error) {
 }
 
 // StartListening starts listening events
-func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byte) error) error {
+func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byte, ...eventsourcecommon.Options) error) error {
 	el.log = logging.FromContext(ctx).
 		With(logging.LabelEventSourceType, el.GetEventSourceType(), logging.LabelEventName, el.GetEventName())
 	el.log.Info("started processing the calendar event source...")
diff --git a/eventsources/sources/emitter/start.go b/eventsources/sources/emitter/start.go
index ed7fe046fc..fb8ebe8032 100644
--- a/eventsources/sources/emitter/start.go
+++ b/eventsources/sources/emitter/start.go
@@ -27,6 +27,7 @@ import (
 
 	"github.com/argoproj/argo-events/common"
 	"github.com/argoproj/argo-events/common/logging"
+	eventsourcecommon "github.com/argoproj/argo-events/eventsources/common"
 	"github.com/argoproj/argo-events/eventsources/sources"
 	metrics "github.com/argoproj/argo-events/metrics"
 	apicommon "github.com/argoproj/argo-events/pkg/apis/common"
@@ -58,7 +59,7 @@ func (el *EventListener) GetEventSourceType() apicommon.EventSourceType {
 }
 
 // StartListening starts listening events
-func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byte) error) error {
+func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byte, ...eventsourcecommon.Options) error) error {
 	log := logging.FromContext(ctx).
 		With(logging.LabelEventSourceType, el.GetEventSourceType(), logging.LabelEventName, el.GetEventName())
 	log.Info("started processing the Emitter event source...")
diff --git a/eventsources/sources/file/start.go b/eventsources/sources/file/start.go
index b0ea5e5a23..a0d0b8350b 100644
--- a/eventsources/sources/file/start.go
+++ b/eventsources/sources/file/start.go
@@ -29,6 +29,7 @@ import (
 	"go.uber.org/zap"
 
 	"github.com/argoproj/argo-events/common/logging"
+	eventsourcecommon "github.com/argoproj/argo-events/eventsources/common"
 	"github.com/argoproj/argo-events/eventsources/common/fsevent"
 	"github.com/argoproj/argo-events/eventsources/sources"
 	metrics "github.com/argoproj/argo-events/metrics"
@@ -60,7 +61,7 @@ func (el *EventListener) GetEventSourceType() apicommon.EventSourceType {
 }
 
 // StartListening starts listening events
-func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byte) error) error {
+func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byte, ...eventsourcecommon.Options) error) error {
 	log := logging.FromContext(ctx).
 		With(logging.LabelEventSourceType, el.GetEventSourceType(), logging.LabelEventName, el.GetEventName())
 	defer sources.Recover(el.GetEventName())
@@ -81,7 +82,7 @@ func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byt
 }
 
 // listenEvents listen to file related events.
-func (el *EventListener) listenEvents(ctx context.Context, dispatch func([]byte) error, log *zap.SugaredLogger) error {
+func (el *EventListener) listenEvents(ctx context.Context, dispatch func([]byte, ...eventsourcecommon.Options) error, log *zap.SugaredLogger) error {
 	fileEventSource := &el.FileEventSource
 
 	// create new fs watcher
@@ -161,7 +162,7 @@ func (el *EventListener) listenEvents(ctx context.Context, dispatch func([]byte)
 }
 
 // listenEvents listen to file related events using polling.
-func (el *EventListener) listenEventsPolling(ctx context.Context, dispatch func([]byte) error, log *zap.SugaredLogger) error {
+func (el *EventListener) listenEventsPolling(ctx context.Context, dispatch func([]byte, ...eventsourcecommon.Options) error, log *zap.SugaredLogger) error {
 	fileEventSource := &el.FileEventSource
 
 	// create new fs watcher
diff --git a/eventsources/sources/gcppubsub/start.go b/eventsources/sources/gcppubsub/start.go
index 4f05b14351..69af5d6c5a 100644
--- a/eventsources/sources/gcppubsub/start.go
+++ b/eventsources/sources/gcppubsub/start.go
@@ -34,6 +34,7 @@ import (
 
 	"github.com/argoproj/argo-events/common"
 	"github.com/argoproj/argo-events/common/logging"
+	eventsourcecommon "github.com/argoproj/argo-events/eventsources/common"
 	"github.com/argoproj/argo-events/eventsources/sources"
 	metrics "github.com/argoproj/argo-events/metrics"
 	apicommon "github.com/argoproj/argo-events/pkg/apis/common"
@@ -65,7 +66,7 @@ func (el *EventListener) GetEventSourceType() apicommon.EventSourceType {
 }
 
 // StartListening listens to GCP PubSub events
-func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byte) error) error {
+func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byte, ...eventsourcecommon.Options) error) error {
 	// In order to listen events from GCP PubSub,
 	// 1. Parse the event source that contains configuration to connect to GCP PubSub
 	// 2. Create a new PubSub client
diff --git a/eventsources/sources/generic/start.go b/eventsources/sources/generic/start.go
index 24ec184e75..ea3b783260 100644
--- a/eventsources/sources/generic/start.go
+++ b/eventsources/sources/generic/start.go
@@ -14,6 +14,7 @@ import (
 
 	"github.com/argoproj/argo-events/common"
 	"github.com/argoproj/argo-events/common/logging"
+	eventsourcecommon "github.com/argoproj/argo-events/eventsources/common"
 	"github.com/argoproj/argo-events/eventsources/sources"
 	metrics "github.com/argoproj/argo-events/metrics"
 	apicommon "github.com/argoproj/argo-events/pkg/apis/common"
@@ -47,7 +48,7 @@ func (el *EventListener) GetEventSourceType() apicommon.EventSourceType {
 }
 
 // StartListening listens to generic events
-func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byte) error) error {
+func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byte, ...eventsourcecommon.Options) error) error {
 	logger := logging.FromContext(ctx).
 		With(zap.String(logging.LabelEventSourceType, string(el.GetEventSourceType())),
 			zap.String(logging.LabelEventName, el.GetEventName()),
@@ -93,7 +94,7 @@ func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byt
 	}
 }
 
-func (el *EventListener) handleOne(event *Event, dispatch func([]byte) error, logger *zap.SugaredLogger) error {
+func (el *EventListener) handleOne(event *Event, dispatch func([]byte, ...eventsourcecommon.Options) error, logger *zap.SugaredLogger) error {
 	defer func(start time.Time) {
 		el.Metrics.EventProcessingDuration(el.GetEventSourceName(), el.GetEventName(), float64(time.Since(start)/time.Millisecond))
 	}(time.Now())
diff --git a/eventsources/sources/github/start.go b/eventsources/sources/github/start.go
index 1b04ac1e66..3888c41c9a 100644
--- a/eventsources/sources/github/start.go
+++ b/eventsources/sources/github/start.go
@@ -32,6 +32,7 @@ import (
 
 	"github.com/argoproj/argo-events/common"
 	"github.com/argoproj/argo-events/common/logging"
+	eventsourcecommon "github.com/argoproj/argo-events/eventsources/common"
 	"github.com/argoproj/argo-events/eventsources/common/webhook"
 	"github.com/argoproj/argo-events/pkg/apis/events"
 )
@@ -156,7 +157,7 @@ func (router *Router) PostInactivate() error {
 }
 
 // StartListening starts an event source
-func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byte) error) error {
+func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byte, ...eventsourcecommon.Options) error) error {
 	logger := logging.FromContext(ctx).
 		With(logging.LabelEventSourceType, el.GetEventSourceType(), logging.LabelEventName, el.GetEventName())
 	logger.Info("started processing the Github event source...")
diff --git a/eventsources/sources/gitlab/start.go b/eventsources/sources/gitlab/start.go
index 491872ee11..719f5a584c 100644
--- a/eventsources/sources/gitlab/start.go
+++ b/eventsources/sources/gitlab/start.go
@@ -27,6 +27,7 @@ import (
 
 	"github.com/argoproj/argo-events/common"
 	"github.com/argoproj/argo-events/common/logging"
+	eventsourcecommon "github.com/argoproj/argo-events/eventsources/common"
 	"github.com/argoproj/argo-events/eventsources/common/webhook"
 	"github.com/argoproj/argo-events/eventsources/sources"
 	"github.com/argoproj/argo-events/pkg/apis/events"
@@ -143,7 +144,7 @@ func (router *Router) PostInactivate() error {
 }
 
 // StartListening starts an event source
-func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byte) error) error {
+func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byte, ...eventsourcecommon.Options) error) error {
 	logger := logging.FromContext(ctx).
 		With(logging.LabelEventSourceType, el.GetEventSourceType(), logging.LabelEventName, el.GetEventName())
 	logger.Info("started processing the Gitlab event source...")
diff --git a/eventsources/sources/hdfs/start.go b/eventsources/sources/hdfs/start.go
index a271336026..0d0698761b 100644
--- a/eventsources/sources/hdfs/start.go
+++ b/eventsources/sources/hdfs/start.go
@@ -14,6 +14,7 @@ import (
 	"go.uber.org/zap"
 
 	"github.com/argoproj/argo-events/common/logging"
+	eventsourcecommon "github.com/argoproj/argo-events/eventsources/common"
 	"github.com/argoproj/argo-events/eventsources/common/fsevent"
 	"github.com/argoproj/argo-events/eventsources/common/naivewatcher"
 	"github.com/argoproj/argo-events/eventsources/sources"
@@ -64,7 +65,7 @@ func (w *WatchableHDFS) GetFileID(fi os.FileInfo) interface{} {
 }
 
 // StartListening starts listening events
-func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byte) error) error {
+func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byte, ...eventsourcecommon.Options) error) error {
 	log := logging.FromContext(ctx).
 		With(logging.LabelEventSourceType, el.GetEventSourceType(), logging.LabelEventName, el.GetEventName())
 	log.Info("started processing the Emitter event source...")
@@ -156,7 +157,7 @@ func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byt
 	}
 }
 
-func (el *EventListener) handleOne(event fsevent.Event, dispatch func([]byte) error, log *zap.SugaredLogger) error {
+func (el *EventListener) handleOne(event fsevent.Event, dispatch func([]byte, ...eventsourcecommon.Options) error, log *zap.SugaredLogger) error {
 	defer func(start time.Time) {
 		el.Metrics.EventProcessingDuration(el.GetEventSourceName(), el.GetEventName(), float64(time.Since(start)/time.Millisecond))
 	}(time.Now())
diff --git a/eventsources/sources/kafka/start.go b/eventsources/sources/kafka/start.go
index 6d18fd44c5..d7b13b265f 100644
--- a/eventsources/sources/kafka/start.go
+++ b/eventsources/sources/kafka/start.go
@@ -19,6 +19,7 @@ package kafka
 import (
 	"context"
 	"encoding/json"
+	"fmt"
 	"strconv"
 	"strings"
 	"sync"
@@ -30,6 +31,7 @@ import (
 
 	"github.com/argoproj/argo-events/common"
 	"github.com/argoproj/argo-events/common/logging"
+	eventsourcecommon "github.com/argoproj/argo-events/eventsources/common"
 	"github.com/argoproj/argo-events/eventsources/sources"
 	metrics "github.com/argoproj/argo-events/metrics"
 	apicommon "github.com/argoproj/argo-events/pkg/apis/common"
@@ -70,7 +72,7 @@ func verifyPartitionAvailable(part int32, partitions []int32) bool {
 }
 
 // StartListening starts listening events
-func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byte) error) error {
+func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byte, ...eventsourcecommon.Options) error) error {
 	log := logging.FromContext(ctx).
 		With(logging.LabelEventSourceType, el.GetEventSourceType(), logging.LabelEventName, el.GetEventName())
 	defer sources.Recover(el.GetEventName())
@@ -85,7 +87,7 @@ func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byt
 	}
 }
 
-func (el *EventListener) consumerGroupConsumer(ctx context.Context, log *zap.SugaredLogger, kafkaEventSource *v1alpha1.KafkaEventSource, dispatch func([]byte) error) error {
+func (el *EventListener) consumerGroupConsumer(ctx context.Context, log *zap.SugaredLogger, kafkaEventSource *v1alpha1.KafkaEventSource, dispatch func([]byte, ...eventsourcecommon.Options) error) error {
 	config, err := getSaramaConfig(kafkaEventSource, log)
 	if err != nil {
 		return err
@@ -155,7 +157,7 @@ func (el *EventListener) consumerGroupConsumer(ctx context.Context, log *zap.Sug
 	return nil
 }
 
-func (el *EventListener) partitionConsumer(ctx context.Context, log *zap.SugaredLogger, kafkaEventSource *v1alpha1.KafkaEventSource, dispatch func([]byte) error) error {
+func (el *EventListener) partitionConsumer(ctx context.Context, log *zap.SugaredLogger, kafkaEventSource *v1alpha1.KafkaEventSource, dispatch func([]byte, ...eventsourcecommon.Options) error) error {
 	defer sources.Recover(el.GetEventName())
 
 	log.Info("start kafka event source...")
@@ -228,7 +230,10 @@ func (el *EventListener) partitionConsumer(ctx context.Context, log *zap.Sugared
 		if err != nil {
 			return errors.Wrap(err, "failed to marshal the event data, rejecting the event...")
 		}
-		if err = dispatch(eventBody); err != nil {
+
+		kafkaID := genUniqueID(el.GetEventSourceName(), el.GetEventName(), kafkaEventSource.URL, msg.Topic, msg.Partition, msg.Offset)
+
+		if err = dispatch(eventBody, eventsourcecommon.SetCustomID(kafkaID)); err != nil {
 			return errors.Wrap(err, "failed to dispatch a Kafka event...")
 		}
 		return nil
@@ -310,7 +315,7 @@ func getSaramaConfig(kafkaEventSource *v1alpha1.KafkaEventSource, log *zap.Sugar
 // Consumer represents a Sarama consumer group consumer
 type Consumer struct {
 	ready            chan bool
-	dispatch         func([]byte) error
+	dispatch         func([]byte, ...eventsourcecommon.Options) error
 	logger           *zap.SugaredLogger
 	kafkaEventSource *v1alpha1.KafkaEventSource
 	eventSourceName  string
@@ -375,9 +380,20 @@ func (consumer *Consumer) processOne(session sarama.ConsumerGroupSession, messag
 		return errors.Wrap(err, "failed to marshal the event data, rejecting the event...")
 	}
 
-	if err = consumer.dispatch(eventBody); err != nil {
+	messageID := genUniqueID(consumer.eventSourceName, consumer.eventName, consumer.kafkaEventSource.URL, message.Topic, message.Partition, message.Offset)
+
+	if err = consumer.dispatch(eventBody, eventsourcecommon.WithID(messageID)); err != nil {
 		return errors.Wrap(err, "failed to dispatch a kafka event...")
 	}
 	session.MarkMessage(message, "")
 	return nil
 }
+
+// Function can be passed as Option to generate unique id for kafka event
+// eventSourceName:eventName:kafka-url:topic:partition:offset
+func genUniqueID(eventSourceName, eventName, kafkaURL, topic string, partition int32, offset int64) string {
+
+	kafkaID := fmt.Sprintf("%s:%s:%s:%s:%d:%d", eventSourceName, eventName, strings.Split(kafkaURL, ",")[0], topic, partition, offset)
+
+	return kafkaID
+}
diff --git a/eventsources/sources/minio/start.go b/eventsources/sources/minio/start.go
index 7c6480d2bb..b6fa65ac3d 100644
--- a/eventsources/sources/minio/start.go
+++ b/eventsources/sources/minio/start.go
@@ -29,6 +29,7 @@ import (
 
 	"github.com/argoproj/argo-events/common"
 	"github.com/argoproj/argo-events/common/logging"
+	eventsourcecommon "github.com/argoproj/argo-events/eventsources/common"
 	"github.com/argoproj/argo-events/eventsources/sources"
 	metrics "github.com/argoproj/argo-events/metrics"
 	apicommon "github.com/argoproj/argo-events/pkg/apis/common"
@@ -59,7 +60,7 @@ func (el *EventListener) GetEventSourceType() apicommon.EventSourceType {
 }
 
 // StartListening starts listening events
-func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byte) error) error {
+func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byte, ...eventsourcecommon.Options) error) error {
 	log := logging.FromContext(ctx).
 		With(logging.LabelEventSourceType, el.GetEventSourceType(), logging.LabelEventName, el.GetEventName(),
 			zap.String("bucketName", el.MinioEventSource.Bucket.Name))
@@ -107,7 +108,7 @@ func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byt
 	return nil
 }
 
-func (el *EventListener) handleOne(notification notification.Info, dispatch func([]byte) error, log *zap.SugaredLogger) error {
+func (el *EventListener) handleOne(notification notification.Info, dispatch func([]byte, ...eventsourcecommon.Options) error, log *zap.SugaredLogger) error {
 	defer func(start time.Time) {
 		el.Metrics.EventProcessingDuration(el.GetEventSourceName(), el.GetEventName(), float64(time.Since(start)/time.Millisecond))
 	}(time.Now())
diff --git a/eventsources/sources/mqtt/start.go b/eventsources/sources/mqtt/start.go
index a218b4a52c..d2b3a43b7b 100644
--- a/eventsources/sources/mqtt/start.go
+++ b/eventsources/sources/mqtt/start.go
@@ -27,6 +27,7 @@ import (
 
 	"github.com/argoproj/argo-events/common"
 	"github.com/argoproj/argo-events/common/logging"
+	eventsourcecommon "github.com/argoproj/argo-events/eventsources/common"
 	"github.com/argoproj/argo-events/eventsources/sources"
 	metrics "github.com/argoproj/argo-events/metrics"
 	apicommon "github.com/argoproj/argo-events/pkg/apis/common"
@@ -58,7 +59,7 @@ func (el *EventListener) GetEventSourceType() apicommon.EventSourceType {
 }
 
 // StartListening starts listening events
-func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byte) error) error {
+func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byte, ...eventsourcecommon.Options) error) error {
 	log := logging.FromContext(ctx).
 		With(logging.LabelEventSourceType, el.GetEventSourceType(), logging.LabelEventName, el.GetEventName())
 	defer sources.Recover(el.GetEventName())
diff --git a/eventsources/sources/nats/start.go b/eventsources/sources/nats/start.go
index 568d0ee174..d7677648c0 100644
--- a/eventsources/sources/nats/start.go
+++ b/eventsources/sources/nats/start.go
@@ -27,6 +27,7 @@ import (
 
 	"github.com/argoproj/argo-events/common"
 	"github.com/argoproj/argo-events/common/logging"
+	eventsourcecommon "github.com/argoproj/argo-events/eventsources/common"
 	"github.com/argoproj/argo-events/eventsources/sources"
 	metrics "github.com/argoproj/argo-events/metrics"
 	apicommon "github.com/argoproj/argo-events/pkg/apis/common"
@@ -58,7 +59,7 @@ func (el *EventListener) GetEventSourceType() apicommon.EventSourceType {
 }
 
 // StartListening starts listening events
-func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byte) error) error {
+func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byte, ...eventsourcecommon.Options) error) error {
 	log := logging.FromContext(ctx).
 		With(logging.LabelEventSourceType, el.GetEventSourceType(), logging.LabelEventName, el.GetEventName())
 	defer sources.Recover(el.GetEventName())
diff --git a/eventsources/sources/nsq/start.go b/eventsources/sources/nsq/start.go
index 91c60ddfb5..63676d7bb0 100644
--- a/eventsources/sources/nsq/start.go
+++ b/eventsources/sources/nsq/start.go
@@ -28,6 +28,7 @@ import (
 
 	"github.com/argoproj/argo-events/common"
 	"github.com/argoproj/argo-events/common/logging"
+	eventsourcecommon "github.com/argoproj/argo-events/eventsources/common"
 	"github.com/argoproj/argo-events/eventsources/sources"
 	metrics "github.com/argoproj/argo-events/metrics"
 	apicommon "github.com/argoproj/argo-events/pkg/apis/common"
@@ -62,14 +63,14 @@ type messageHandler struct {
 	eventSourceName string
 	eventName       string
 	metrics         *metrics.Metrics
-	dispatch        func([]byte) error
+	dispatch        func([]byte, ...eventsourcecommon.Options) error
 	logger          *zap.SugaredLogger
 	isJSON          bool
 	metadata        map[string]string
 }
 
 // StartListening listens NSQ events
-func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byte) error) error {
+func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byte, ...eventsourcecommon.Options) error) error {
 	log := logging.FromContext(ctx).
 		With(logging.LabelEventSourceType, el.GetEventSourceType(), logging.LabelEventName, el.GetEventName())
 	log.Info("started processing the NSQ event source...")
diff --git a/eventsources/sources/pulsar/start.go b/eventsources/sources/pulsar/start.go
index 2b66e5d07a..e61a54845d 100644
--- a/eventsources/sources/pulsar/start.go
+++ b/eventsources/sources/pulsar/start.go
@@ -26,6 +26,7 @@ import (
 
 	"github.com/argoproj/argo-events/common"
 	"github.com/argoproj/argo-events/common/logging"
+	eventsourcecommon "github.com/argoproj/argo-events/eventsources/common"
 	"github.com/argoproj/argo-events/eventsources/sources"
 	metrics "github.com/argoproj/argo-events/metrics"
 	apicommon "github.com/argoproj/argo-events/pkg/apis/common"
@@ -57,7 +58,7 @@ func (el *EventListener) GetEventSourceType() apicommon.EventSourceType {
 }
 
 // StartListening listens Pulsar events
-func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byte) error) error {
+func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byte, ...eventsourcecommon.Options) error) error {
 	log := logging.FromContext(ctx).
 		With(logging.LabelEventSourceType, el.GetEventSourceType(), logging.LabelEventName, el.GetEventName())
 	log.Info("started processing the Pulsar event source...")
@@ -171,7 +172,7 @@ consumeMessages:
 	return nil
 }
 
-func (el *EventListener) handleOne(msg pulsar.Message, dispatch func([]byte) error, log *zap.SugaredLogger) error {
+func (el *EventListener) handleOne(msg pulsar.Message, dispatch func([]byte, ...eventsourcecommon.Options) error, log *zap.SugaredLogger) error {
 	defer func(start time.Time) {
 		el.Metrics.EventProcessingDuration(el.GetEventSourceName(), el.GetEventName(), float64(time.Since(start)/time.Millisecond))
 	}(time.Now())
diff --git a/eventsources/sources/redis/start.go b/eventsources/sources/redis/start.go
index 8e9a2dcf47..51b3529dc5 100644
--- a/eventsources/sources/redis/start.go
+++ b/eventsources/sources/redis/start.go
@@ -27,6 +27,7 @@ import (
 
 	"github.com/argoproj/argo-events/common"
 	"github.com/argoproj/argo-events/common/logging"
+	eventsourcecommon "github.com/argoproj/argo-events/eventsources/common"
 	"github.com/argoproj/argo-events/eventsources/sources"
 	metrics "github.com/argoproj/argo-events/metrics"
 	apicommon "github.com/argoproj/argo-events/pkg/apis/common"
@@ -58,7 +59,7 @@ func (el *EventListener) GetEventSourceType() apicommon.EventSourceType {
 }
 
 // StartListening listens events published by redis
-func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byte) error) error {
+func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byte, ...eventsourcecommon.Options) error) error {
 	log := logging.FromContext(ctx).
 		With(logging.LabelEventSourceType, el.GetEventSourceType(), logging.LabelEventName, el.GetEventName())
 	log.Info("started processing the Redis event source...")
@@ -125,7 +126,7 @@ func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byt
 	}
 }
 
-func (el *EventListener) handleOne(message *redis.Message, dispatch func([]byte) error, log *zap.SugaredLogger) error {
+func (el *EventListener) handleOne(message *redis.Message, dispatch func([]byte, ...eventsourcecommon.Options) error, log *zap.SugaredLogger) error {
 	defer func(start time.Time) {
 		el.Metrics.EventProcessingDuration(el.GetEventSourceName(), el.GetEventName(), float64(time.Since(start)/time.Millisecond))
 	}(time.Now())
diff --git a/eventsources/sources/resource/start.go b/eventsources/sources/resource/start.go
index d3ba05439d..f1bf0257e8 100644
--- a/eventsources/sources/resource/start.go
+++ b/eventsources/sources/resource/start.go
@@ -38,6 +38,7 @@ import (
 
 	"github.com/argoproj/argo-events/common"
 	"github.com/argoproj/argo-events/common/logging"
+	eventsourcecommon "github.com/argoproj/argo-events/eventsources/common"
 	"github.com/argoproj/argo-events/eventsources/sources"
 	metrics "github.com/argoproj/argo-events/metrics"
 	apicommon "github.com/argoproj/argo-events/pkg/apis/common"
@@ -76,7 +77,7 @@ func (el *EventListener) GetEventSourceType() apicommon.EventSourceType {
 }
 
 // StartListening watches resource updates and consume those events
-func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byte) error) error {
+func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byte, ...eventsourcecommon.Options) error) error {
 	log := logging.FromContext(ctx).
 		With(logging.LabelEventSourceType, el.GetEventSourceType(), logging.LabelEventName, el.GetEventName())
 	defer sources.Recover(el.GetEventName())
diff --git a/eventsources/sources/slack/start.go b/eventsources/sources/slack/start.go
index 996f81b228..75b40de13c 100644
--- a/eventsources/sources/slack/start.go
+++ b/eventsources/sources/slack/start.go
@@ -31,6 +31,7 @@ import (
 
 	"github.com/argoproj/argo-events/common"
 	"github.com/argoproj/argo-events/common/logging"
+	eventsourcecommon "github.com/argoproj/argo-events/eventsources/common"
 	"github.com/argoproj/argo-events/eventsources/common/webhook"
 	"github.com/argoproj/argo-events/eventsources/sources"
 	metrics "github.com/argoproj/argo-events/metrics"
@@ -311,7 +312,7 @@ func (rc *Router) verifyRequest(request *http.Request) error {
 }
 
 // StartListening starts an event source
-func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byte) error) error {
+func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byte, ...eventsourcecommon.Options) error) error {
 	log := logging.FromContext(ctx).
 		With(logging.LabelEventSourceType, el.GetEventSourceType(), logging.LabelEventName, el.GetEventName())
 
diff --git a/eventsources/sources/storagegrid/start.go b/eventsources/sources/storagegrid/start.go
index a37d774690..4a6e6ff1a9 100644
--- a/eventsources/sources/storagegrid/start.go
+++ b/eventsources/sources/storagegrid/start.go
@@ -35,6 +35,7 @@ import (
 
 	"github.com/argoproj/argo-events/common"
 	"github.com/argoproj/argo-events/common/logging"
+	eventsourcecommon "github.com/argoproj/argo-events/eventsources/common"
 	"github.com/argoproj/argo-events/eventsources/common/webhook"
 	"github.com/argoproj/argo-events/eventsources/sources"
 	apicommon "github.com/argoproj/argo-events/pkg/apis/common"
@@ -336,7 +337,7 @@ func (router *Router) PostInactivate() error {
 }
 
 // StartListening starts an event source
-func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byte) error) error {
+func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byte, ...eventsourcecommon.Options) error) error {
 	log := logging.FromContext(ctx).
 		With(logging.LabelEventSourceType, el.GetEventSourceType(), logging.LabelEventName, el.GetEventName())
 	log.Info("started processing the Storage Grid event source...")
diff --git a/eventsources/sources/stripe/start.go b/eventsources/sources/stripe/start.go
index 1faa7de41f..1d4d0bc7f5 100644
--- a/eventsources/sources/stripe/start.go
+++ b/eventsources/sources/stripe/start.go
@@ -30,6 +30,7 @@ import (
 
 	"github.com/argoproj/argo-events/common"
 	"github.com/argoproj/argo-events/common/logging"
+	eventsourcecommon "github.com/argoproj/argo-events/eventsources/common"
 	"github.com/argoproj/argo-events/eventsources/common/webhook"
 	"github.com/argoproj/argo-events/eventsources/sources"
 	apicommon "github.com/argoproj/argo-events/pkg/apis/common"
@@ -190,7 +191,7 @@ func filterEvent(event *stripe.Event, filters []string) bool {
 }
 
 // StartListening starts an event source
-func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byte) error) error {
+func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byte, ...eventsourcecommon.Options) error) error {
 	log := logging.FromContext(ctx).
 		With(logging.LabelEventSourceType, el.GetEventSourceType(), logging.LabelEventName, el.GetEventName())
 	log.Info("started processing the Stripe event source...")
diff --git a/eventsources/sources/webhook/start.go b/eventsources/sources/webhook/start.go
index 90d49b600b..e81ea57ec0 100644
--- a/eventsources/sources/webhook/start.go
+++ b/eventsources/sources/webhook/start.go
@@ -27,6 +27,7 @@ import (
 
 	"github.com/argoproj/argo-events/common"
 	"github.com/argoproj/argo-events/common/logging"
+	eventsourcecommon "github.com/argoproj/argo-events/eventsources/common"
 	"github.com/argoproj/argo-events/eventsources/common/webhook"
 	metrics "github.com/argoproj/argo-events/metrics"
 	apicommon "github.com/argoproj/argo-events/pkg/apis/common"
@@ -143,7 +144,7 @@ func (router *Router) PostInactivate() error {
 }
 
 // StartListening starts listening events
-func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byte) error) error {
+func (el *EventListener) StartListening(ctx context.Context, dispatch func([]byte, ...eventsourcecommon.Options) error) error {
 	log := logging.FromContext(ctx).
 		With(logging.LabelEventSourceType, el.GetEventSourceType(), logging.LabelEventName, el.GetEventName())
 	log.Info("started processing the webhook event source...")