diff --git a/apier/v1/dispatcher.go b/apier/v1/dispatcher.go
index 8d9ee0af3..3342ec306 100755
--- a/apier/v1/dispatcher.go
+++ b/apier/v1/dispatcher.go
@@ -1300,6 +1300,10 @@ func (dR *DispatcherRateSv1) Ping(args *utils.CGREventWithOpts, reply *string) e
 	return dR.dR.RateSv1Ping(args, reply)
 }
 
+func (dR *DispatcherRateSv1) CostForEvent(args *utils.ArgsCostForEvent, rpCost *engine.RateProfileCost) error {
+	return dR.dR.RateSV1CostForEvent(args, rpCost)
+}
+
 func NewDispatcherActionSv1(dps *dispatchers.DispatcherService) *DispatcherActionSv1 {
 	return &DispatcherActionSv1{dR: dps}
 }
diff --git a/data/tariffplans/dispatchers/Attributes.csv b/data/tariffplans/dispatchers/Attributes.csv
index 0d5799b80..463da506a 100644
--- a/data/tariffplans/dispatchers/Attributes.csv
+++ b/data/tariffplans/dispatchers/Attributes.csv
@@ -22,6 +22,6 @@ cgrates.org,ATTR_API_APIER_AUTH,*auth,*string:~*req.ApiKey:apier12345,,,*req.API
 cgrates.org,ATTR_API_RALS_AUTH,*auth,*string:~*req.ApiKey:rals12345,,,*req.APIMethods,*constant,RALsV1.Ping&RALsV1.GetRatingPlansCost,false,20
 cgrates.org,ATTR_API_REPLICATOR_AUTH,*auth,*string:~*req.ApiKey:repl12345,,,*req.APIMethods,*constant,ReplicatorSv1.Ping&ReplicatorSv1.GetAccount&ReplicatorSv1.SetAccount&ReplicatorSv1.RemoveAccount&ReplicatorSv1.GetRouteProfile&ReplicatorSv1.SetRouteProfile&ReplicatorSv1.RemoveRouteProfile&ReplicatorSv1.GetAttributeProfile&ReplicatorSv1.SetAttributeProfile&ReplicatorSv1.RemoveAttributeProfile&ReplicatorSv1.SetChargerProfile&ReplicatorSv1.GetChargerProfile&ReplicatorSv1.RemoveChargerProfile&ReplicatorSv1.GetDispatcherProfile&ReplicatorSv1.SetDispatcherProfile&ReplicatorSv1.RemoveDispatcherProfile&ReplicatorSv1.GetDispatcherHost&ReplicatorSv1.SetDispatcherHost&ReplicatorSv1.RemoveDispatcherHost&ReplicatorSv1.GetFilter&ReplicatorSv1.SetFilter&ReplicatorSv1.RemoveFilter&ReplicatorSv1.GetThreshold&ReplicatorSv1.SetThreshold&ReplicatorSv1.RemoveThreshold&ReplicatorSv1.GetStatQueue&ReplicatorSv1.SetStatQueue&ReplicatorSv1.RemoveStatQueue&ReplicatorSv1.GetResource&ReplicatorSv1.SetResource&ReplicatorSv1.RemoveResource&ReplicatorSv1.GetResourceProfile&ReplicatorSv1.SetResourceProfile&ReplicatorSv1.RemoveResourceProfile&ReplicatorSv1.GetStatQueueProfile&ReplicatorSv1.SetStatQueueProfile&ReplicatorSv1.RemoveStatQueueProfile&ReplicatorSv1.GetThresholdProfile&ReplicatorSv1.SetThresholdProfile&ReplicatorSv1.RemoveThresholdProfile&ReplicatorSv1.GetTiming&ReplicatorSv1.SetTiming&ReplicatorSv1.RemoveTiming&ReplicatorSv1.GetActionTriggers&ReplicatorSv1.SetActionTriggers&ReplicatorSv1.RemoveActionTriggers&ReplicatorSv1.SetSharedGroup&ReplicatorSv1.GetSharedGroup&ReplicatorSv1.RemoveSharedGroup&ReplicatorSv1.SetActions&ReplicatorSv1.GetActions&ReplicatorSv1.RemoveActions&ReplicatorSv1.SetActionPlan&ReplicatorSv1.GetActionPlan&ReplicatorSv1.RemoveActionPlan&ReplicatorSv1.SetAccountActionPlans&ReplicatorSv1.GetAccountActionPlans&ReplicatorSv1.RemAccountActionPlans&ReplicatorSv1.SetRatingPlan&ReplicatorSv1.GetRatingPlan&ReplicatorSv1.RemoveRatingPlan&ReplicatorSv1.SetRatingProfile&ReplicatorSv1.GetRatingProfile&ReplicatorSv1.RemoveRatingProfile&ReplicatorSv1.SetDestination&ReplicatorSv1.GetDestination&ReplicatorSv1.RemoveDestination&ReplicatorSv1.SetLoadIDs&ReplicatorSv1.GetItemLoadIDs&ReplicatorSv1.SetRateProfile&ReplicatorSv1.GetRateProfile&ReplicatorSv1.RemoveRateProfile,false,20
 cgrates.org,ATTR_API_CDRSV2,*auth,*string:~*req.ApiKey:cdrsv212345,,,*req.APIMethods,*constant,CDRsV2.ProcessEvent&CDRsV2.StoreSessionCost,false,20
-cgrates.org,ATTR_API_RATES_AUTH,*auth,*string:~*req.ApiKey:rPrf12345,,,*req.APIMethods,*constant,RateSv1.Ping,false,20
+cgrates.org,ATTR_API_RATES_AUTH,*auth,*string:~*req.ApiKey:rPrf12345,,,*req.APIMethods,*constant,RateSv1.Ping&RateSv1.CostForEvent,false,20
 cgrates.org,ATTR_API_CORE_AUTH,*auth,*string:~*req.ApiKey:core12345,,,*req.APIMethods,*constant,CoreSv1.Status&CoreSv1.Ping&CoreSv1.Sleep,false,20
 cgrates.org,ATTR_API_ACTIONS_AUTH,*auth,*string:~*req.ApiKey:actPrf12345,,,*req.APIMethods,*constant,ActionSv1.Ping,false,20
\ No newline at end of file
diff --git a/dispatchers/rates.go b/dispatchers/rates.go
index a34bfe759..73016fea7 100644
--- a/dispatchers/rates.go
+++ b/dispatchers/rates.go
@@ -18,7 +18,10 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>
 
 package dispatchers
 
-import "github.com/cgrates/cgrates/utils"
+import (
+	"github.com/cgrates/cgrates/engine"
+	"github.com/cgrates/cgrates/utils"
+)
 
 func (dS *DispatcherService) RateSv1Ping(args *utils.CGREventWithOpts, rpl *string) (err error) {
 	if args == nil {
@@ -33,3 +36,17 @@ func (dS *DispatcherService) RateSv1Ping(args *utils.CGREventWithOpts, rpl *stri
 	}
 	return dS.Dispatch(args, utils.RateS, utils.RateSv1Ping, args, rpl)
 }
+
+func (dS *DispatcherService) RateSV1CostForEvent(args *utils.ArgsCostForEvent, rpCost *engine.RateProfileCost) (err error) {
+	if args == nil {
+		args = new(utils.ArgsCostForEvent)
+	}
+	args.CGREvent.Tenant = utils.FirstNonEmpty(args.CGREvent.Tenant, dS.cfg.GeneralCfg().DefaultTenant)
+	if len(dS.cfg.DispatcherSCfg().AttributeSConns) != 0 {
+		if err = dS.authorize(utils.RateSv1CostForEvent, args.CGREvent.Tenant,
+			utils.IfaceAsString(args.Opts[utils.OptsAPIKey]), args.CGREvent.Time); err != nil {
+			return
+		}
+	}
+	return dS.Dispatch(args.CGREventWithOpts, utils.RateS, utils.RateSv1CostForEvent, args, rpCost)
+}