diff --git a/source/gateway.go b/source/gateway.go
index 31608184b..f5dd69454 100644
--- a/source/gateway.go
+++ b/source/gateway.go
@@ -34,7 +34,6 @@ import (
 	coreinformers "k8s.io/client-go/informers/core/v1"
 	cache "k8s.io/client-go/tools/cache"
 	v1 "sigs.k8s.io/gateway-api/apis/v1"
-	"sigs.k8s.io/gateway-api/apis/v1alpha2"
 	v1beta1 "sigs.k8s.io/gateway-api/apis/v1beta1"
 	gateway "sigs.k8s.io/gateway-api/pkg/client/clientset/versioned"
 	informers "sigs.k8s.io/gateway-api/pkg/client/informers/externalversions"
@@ -55,6 +54,8 @@ type gatewayRoute interface {
 	Metadata() *metav1.ObjectMeta
 	// Hostnames returns the route's specified hostnames.
 	Hostnames() []v1.Hostname
+	// ParentRefs returns the route's parent references as defined in the route spec.
+	ParentRefs() []v1.ParentReference
 	// Protocol returns the route's protocol type.
 	Protocol() v1.ProtocolType
 	// RouteStatus returns the route's common status.
@@ -295,7 +296,7 @@ func (c *gatewayRouteResolver) resolve(rt gatewayRoute) (map[string]endpoint.Tar
 	}
 	hostTargets := make(map[string]endpoint.Targets)
 
-	routeParentRefs := getRouteParentRefs(rt)
+	routeParentRefs := rt.ParentRefs()
 
 	if len(routeParentRefs) == 0 {
 		log.Debugf("No parent references found for %s %s/%s", c.src.rtKind, rt.Metadata().Namespace, rt.Metadata().Name)
@@ -488,23 +489,6 @@ func gwRouteIsAccepted(conds []metav1.Condition) bool {
 	}
 	return false
 }
-func getRouteParentRefs(rt gatewayRoute) []v1.ParentReference {
-	routeParentRefs := make([]v1.ParentReference, 0)
-
-	switch rt.Object().(type) {
-	case *v1.HTTPRoute:
-		routeParentRefs = rt.Object().(*v1.HTTPRoute).Spec.ParentRefs
-	case *v1.GRPCRoute:
-		routeParentRefs = rt.Object().(*v1.GRPCRoute).Spec.ParentRefs
-	case *v1alpha2.UDPRoute:
-		routeParentRefs = rt.Object().(*v1alpha2.UDPRoute).Spec.ParentRefs
-	case *v1alpha2.TCPRoute:
-		routeParentRefs = rt.Object().(*v1alpha2.TCPRoute).Spec.ParentRefs
-	case *v1alpha2.TLSRoute:
-		routeParentRefs = rt.Object().(*v1alpha2.TLSRoute).Spec.ParentRefs
-	}
-	return routeParentRefs
-}
 
 func uniqueTargets(targets endpoint.Targets) endpoint.Targets {
 	if len(targets) < 2 {
diff --git a/source/gateway_grpcroute.go b/source/gateway_grpcroute.go
index de93a72de..f2253f2db 100644
--- a/source/gateway_grpcroute.go
+++ b/source/gateway_grpcroute.go
@@ -33,11 +33,12 @@ func NewGatewayGRPCRouteSource(clients ClientGenerator, config *Config) (Source,
 
 type gatewayGRPCRoute struct{ route v1.GRPCRoute } // NOTE: Must update TypeMeta in List when changing the APIVersion.
 
-func (rt *gatewayGRPCRoute) Object() kubeObject           { return &rt.route }
-func (rt *gatewayGRPCRoute) Metadata() *metav1.ObjectMeta { return &rt.route.ObjectMeta }
-func (rt *gatewayGRPCRoute) Hostnames() []v1.Hostname     { return rt.route.Spec.Hostnames }
-func (rt *gatewayGRPCRoute) Protocol() v1.ProtocolType    { return v1.HTTPSProtocolType }
-func (rt *gatewayGRPCRoute) RouteStatus() v1.RouteStatus  { return rt.route.Status.RouteStatus }
+func (rt *gatewayGRPCRoute) Object() kubeObject               { return &rt.route }
+func (rt *gatewayGRPCRoute) Metadata() *metav1.ObjectMeta     { return &rt.route.ObjectMeta }
+func (rt *gatewayGRPCRoute) Hostnames() []v1.Hostname         { return rt.route.Spec.Hostnames }
+func (rt *gatewayGRPCRoute) ParentRefs() []v1.ParentReference { return rt.route.Spec.ParentRefs }
+func (rt *gatewayGRPCRoute) Protocol() v1.ProtocolType        { return v1.HTTPSProtocolType }
+func (rt *gatewayGRPCRoute) RouteStatus() v1.RouteStatus      { return rt.route.Status.RouteStatus }
 
 type gatewayGRPCRouteInformer struct {
 	informers_v1.GRPCRouteInformer
diff --git a/source/gateway_httproute.go b/source/gateway_httproute.go
index 4c063d4d7..ad3c4fcdc 100644
--- a/source/gateway_httproute.go
+++ b/source/gateway_httproute.go
@@ -34,11 +34,12 @@ func NewGatewayHTTPRouteSource(clients ClientGenerator, config *Config) (Source,
 
 type gatewayHTTPRoute struct{ route v1.HTTPRoute } // NOTE: Must update TypeMeta in List when changing the APIVersion.
 
-func (rt *gatewayHTTPRoute) Object() kubeObject           { return &rt.route }
-func (rt *gatewayHTTPRoute) Metadata() *metav1.ObjectMeta { return &rt.route.ObjectMeta }
-func (rt *gatewayHTTPRoute) Hostnames() []v1.Hostname     { return rt.route.Spec.Hostnames }
-func (rt *gatewayHTTPRoute) Protocol() v1.ProtocolType    { return v1.HTTPProtocolType }
-func (rt *gatewayHTTPRoute) RouteStatus() v1.RouteStatus  { return rt.route.Status.RouteStatus }
+func (rt *gatewayHTTPRoute) Object() kubeObject               { return &rt.route }
+func (rt *gatewayHTTPRoute) Metadata() *metav1.ObjectMeta     { return &rt.route.ObjectMeta }
+func (rt *gatewayHTTPRoute) Hostnames() []v1.Hostname         { return rt.route.Spec.Hostnames }
+func (rt *gatewayHTTPRoute) ParentRefs() []v1.ParentReference { return rt.route.Spec.ParentRefs }
+func (rt *gatewayHTTPRoute) Protocol() v1.ProtocolType        { return v1.HTTPProtocolType }
+func (rt *gatewayHTTPRoute) RouteStatus() v1.RouteStatus      { return rt.route.Status.RouteStatus }
 
 type gatewayHTTPRouteInformer struct {
 	informers_v1beta1.HTTPRouteInformer
diff --git a/source/gateway_tcproute.go b/source/gateway_tcproute.go
index 863b4f62f..57ca6a555 100644
--- a/source/gateway_tcproute.go
+++ b/source/gateway_tcproute.go
@@ -34,11 +34,12 @@ func NewGatewayTCPRouteSource(clients ClientGenerator, config *Config) (Source,
 
 type gatewayTCPRoute struct{ route v1alpha2.TCPRoute } // NOTE: Must update TypeMeta in List when changing the APIVersion.
 
-func (rt *gatewayTCPRoute) Object() kubeObject           { return &rt.route }
-func (rt *gatewayTCPRoute) Metadata() *metav1.ObjectMeta { return &rt.route.ObjectMeta }
-func (rt *gatewayTCPRoute) Hostnames() []v1.Hostname     { return nil }
-func (rt *gatewayTCPRoute) Protocol() v1.ProtocolType    { return v1.TCPProtocolType }
-func (rt *gatewayTCPRoute) RouteStatus() v1.RouteStatus  { return rt.route.Status.RouteStatus }
+func (rt *gatewayTCPRoute) Object() kubeObject               { return &rt.route }
+func (rt *gatewayTCPRoute) Metadata() *metav1.ObjectMeta     { return &rt.route.ObjectMeta }
+func (rt *gatewayTCPRoute) Hostnames() []v1.Hostname         { return nil }
+func (rt *gatewayTCPRoute) ParentRefs() []v1.ParentReference { return rt.route.Spec.ParentRefs }
+func (rt *gatewayTCPRoute) Protocol() v1.ProtocolType        { return v1.TCPProtocolType }
+func (rt *gatewayTCPRoute) RouteStatus() v1.RouteStatus      { return rt.route.Status.RouteStatus }
 
 type gatewayTCPRouteInformer struct {
 	informers_v1a2.TCPRouteInformer
diff --git a/source/gateway_tlsroute.go b/source/gateway_tlsroute.go
index 0c9855885..9e77f3bc1 100644
--- a/source/gateway_tlsroute.go
+++ b/source/gateway_tlsroute.go
@@ -34,11 +34,12 @@ func NewGatewayTLSRouteSource(clients ClientGenerator, config *Config) (Source,
 
 type gatewayTLSRoute struct{ route v1alpha2.TLSRoute } // NOTE: Must update TypeMeta in List when changing the APIVersion.
 
-func (rt *gatewayTLSRoute) Object() kubeObject           { return &rt.route }
-func (rt *gatewayTLSRoute) Metadata() *metav1.ObjectMeta { return &rt.route.ObjectMeta }
-func (rt *gatewayTLSRoute) Hostnames() []v1.Hostname     { return rt.route.Spec.Hostnames }
-func (rt *gatewayTLSRoute) Protocol() v1.ProtocolType    { return v1.TLSProtocolType }
-func (rt *gatewayTLSRoute) RouteStatus() v1.RouteStatus  { return rt.route.Status.RouteStatus }
+func (rt *gatewayTLSRoute) Object() kubeObject               { return &rt.route }
+func (rt *gatewayTLSRoute) Metadata() *metav1.ObjectMeta     { return &rt.route.ObjectMeta }
+func (rt *gatewayTLSRoute) Hostnames() []v1.Hostname         { return rt.route.Spec.Hostnames }
+func (rt *gatewayTLSRoute) ParentRefs() []v1.ParentReference { return rt.route.Spec.ParentRefs }
+func (rt *gatewayTLSRoute) Protocol() v1.ProtocolType        { return v1.TLSProtocolType }
+func (rt *gatewayTLSRoute) RouteStatus() v1.RouteStatus      { return rt.route.Status.RouteStatus }
 
 type gatewayTLSRouteInformer struct {
 	informers_v1a2.TLSRouteInformer
diff --git a/source/gateway_udproute.go b/source/gateway_udproute.go
index ffc0987f4..82e213c58 100644
--- a/source/gateway_udproute.go
+++ b/source/gateway_udproute.go
@@ -34,11 +34,12 @@ func NewGatewayUDPRouteSource(clients ClientGenerator, config *Config) (Source,
 
 type gatewayUDPRoute struct{ route v1alpha2.UDPRoute } // NOTE: Must update TypeMeta in List when changing the APIVersion.
 
-func (rt *gatewayUDPRoute) Object() kubeObject           { return &rt.route }
-func (rt *gatewayUDPRoute) Metadata() *metav1.ObjectMeta { return &rt.route.ObjectMeta }
-func (rt *gatewayUDPRoute) Hostnames() []v1.Hostname     { return nil }
-func (rt *gatewayUDPRoute) Protocol() v1.ProtocolType    { return v1.UDPProtocolType }
-func (rt *gatewayUDPRoute) RouteStatus() v1.RouteStatus  { return rt.route.Status.RouteStatus }
+func (rt *gatewayUDPRoute) Object() kubeObject               { return &rt.route }
+func (rt *gatewayUDPRoute) Metadata() *metav1.ObjectMeta     { return &rt.route.ObjectMeta }
+func (rt *gatewayUDPRoute) Hostnames() []v1.Hostname         { return nil }
+func (rt *gatewayUDPRoute) ParentRefs() []v1.ParentReference { return rt.route.Spec.ParentRefs }
+func (rt *gatewayUDPRoute) Protocol() v1.ProtocolType        { return v1.UDPProtocolType }
+func (rt *gatewayUDPRoute) RouteStatus() v1.RouteStatus      { return rt.route.Status.RouteStatus }
 
 type gatewayUDPRouteInformer struct {
 	informers_v1a2.UDPRouteInformer