diff --git a/addon/v1alpha1/0000_01_addon.open-cluster-management.io_managedclusteraddons.crd.yaml b/addon/v1alpha1/0000_01_addon.open-cluster-management.io_managedclusteraddons.crd.yaml
index 614048d1e..17116419a 100644
--- a/addon/v1alpha1/0000_01_addon.open-cluster-management.io_managedclusteraddons.crd.yaml
+++ b/addon/v1alpha1/0000_01_addon.open-cluster-management.io_managedclusteraddons.crd.yaml
@@ -137,6 +137,13 @@ spec:
                     description: RegistrationConfig defines the configuration of the addon agent to register to hub. The Klusterlet agent will create a csr for the addon agent with the registrationConfig.
                     type: object
                     properties:
+                      lastRenewedTimestamp:
+                        description: lastRenewedTimestamp records the last timestamp when we approved/renewed certificates for the addon agents.
+                        type: string
+                        format: date-time
+                      lastRenewedValidity:
+                        description: lastRenewedValidity records the last renewing certificate validity.
+                        type: string
                       signerName:
                         description: signerName is the name of signer that addon agent will use to create csr.
                         type: string
diff --git a/addon/v1alpha1/types_managedclusteraddon.go b/addon/v1alpha1/types_managedclusteraddon.go
index 7c20d159c..d2a8f0ccb 100644
--- a/addon/v1alpha1/types_managedclusteraddon.go
+++ b/addon/v1alpha1/types_managedclusteraddon.go
@@ -58,6 +58,13 @@ type RegistrationConfig struct {
 	//
 	// +optional
 	Subject Subject `json:"subject,omitempty"`
+
+	// lastRenewedTimestamp records the last timestamp when we approved/renewed certificates
+	// for the addon agents.
+	LastRenewedTimestamp *metav1.Time `json:"lastRenewedTimestamp,omitempty"`
+
+	// lastRenewedValidity records the last renewing certificate validity.
+	LastRenewedValidity *metav1.Duration `json:"lastRenewedValidity,omitempty"`
 }
 
 // Subject is the user subject of the addon agent to be registered to the hub.
@@ -126,6 +133,16 @@ const (
 	// ManagedClusterAddOnConditionDegraded represents that the addon agent is providing degraded service on
 	// the managed cluster.
 	ManagedClusterAddOnConditionDegraded string = "Degraded"
+
+	// ManagedClusterAddOConditionTypeRegistrationApplied represents that whether the addon agent finished
+	// its registration into the hub control plane, including finishing CSR approval, signing, permission
+	// configuration, etc.
+	ManagedClusterAddOConditionTypeRegistrationApplied = "RegistrationApplied"
+
+	// ManagedClusterAddOConditionTypeManifestApplied represents that whether the corresponding resources are
+	// applied to the hub cluster as a ManifestWork resource. Note that it doesn't imply the applied ManifestWork
+	// is successfully delivered/executed by the work agent.
+	ManagedClusterAddOConditionTypeManifestApplied = "ManifestApplied"
 )
 
 // ObjectReference contains enough information to let you inspect or modify the referred object.
diff --git a/addon/v1alpha1/zz_generated.swagger_doc_generated.go b/addon/v1alpha1/zz_generated.swagger_doc_generated.go
index b8dbd2192..33eb55a50 100644
--- a/addon/v1alpha1/zz_generated.swagger_doc_generated.go
+++ b/addon/v1alpha1/zz_generated.swagger_doc_generated.go
@@ -132,9 +132,11 @@ func (ObjectReference) SwaggerDoc() map[string]string {
 }
 
 var map_RegistrationConfig = map[string]string{
-	"":           "RegistrationConfig defines the configuration of the addon agent to register to hub. The Klusterlet agent will create a csr for the addon agent with the registrationConfig.",
-	"signerName": "signerName is the name of signer that addon agent will use to create csr.",
-	"subject":    "subject is the user subject of the addon agent to be registered to the hub. If it is not set, the addon agent will have the default subject \"subject\": {\n\t\"user\": \"system:open-cluster-management:addon:{addonName}:{clusterName}:{agentName}\",\n\t\"groups: [\"system:open-cluster-management:addon\", \"system:open-cluster-management:addon:{addonName}\", \"system:authenticated\"]\n}",
+	"":                     "RegistrationConfig defines the configuration of the addon agent to register to hub. The Klusterlet agent will create a csr for the addon agent with the registrationConfig.",
+	"signerName":           "signerName is the name of signer that addon agent will use to create csr.",
+	"subject":              "subject is the user subject of the addon agent to be registered to the hub. If it is not set, the addon agent will have the default subject \"subject\": {\n\t\"user\": \"system:open-cluster-management:addon:{addonName}:{clusterName}:{agentName}\",\n\t\"groups: [\"system:open-cluster-management:addon\", \"system:open-cluster-management:addon:{addonName}\", \"system:authenticated\"]\n}",
+	"lastRenewedTimestamp": "lastRenewedTimestamp records the last timestamp when we approved/renewed certificates for the addon agents.",
+	"lastRenewedValidity":  "lastRenewedValidity records the last renewing certificate validity.",
 }
 
 func (RegistrationConfig) SwaggerDoc() map[string]string {