diff --git a/data/tariffplans/tutrates/RateProfiles.csv b/data/tariffplans/tutrates/RateProfiles.csv
index be0df938b..d1ee780ff 100644
--- a/data/tariffplans/tutrates/RateProfiles.csv
+++ b/data/tariffplans/tutrates/RateProfiles.csv
@@ -1,2 +1,3 @@
 #Tenant,ID,FilterIDs,ActivationInterval,Weight,ConnectFee,RoundingMethod,RoundingDecimals,MinCost,MaxCost,MaxCostStrategy,RateID,RateFilterIDs,RateWeight,RateValue,RateUnit,RateIncrement,RateBlocker
-cgrates.org,RP1,*string:~*req.Subject:1001,,0,0.1,*up,4,0.1,0.6,*free,FIRST_GI,*gi:~*req.Usage:0,0,0.12,1m,1s,FALSE
+cgrates.org,RP1,*string:~*req.Subject:1001,,0,0.1,*up,4,0.1,0.6,*free,FIRST_GI,*gi:~*req.Usage:0,0,0.12,1m,1m,FALSE
+cgrates.org,RP1,*string:~*req.Subject:1002,,,,,,,,,SECOND_GI,*gi:~*req.Usage:1m,10,0.06,1m,1s,FALSE
diff --git a/rates/rateprofile.go b/rates/rateprofile.go
index e06d7cbdf..a6e3bb80e 100644
--- a/rates/rateprofile.go
+++ b/rates/rateprofile.go
@@ -31,22 +31,28 @@ type RateProfile struct {
 	FilterIDs          []string
 	ActivationInterval *utils.ActivationInterval
 	Weight             float64
-	ConnectFee         *utils.Decimal
+	ConnectFee         float64
 	RoundingMethod     string
 	RoundingDecimals   int
-	MinCost            *utils.Decimal
-	MaxCost            *utils.Decimal
+	MinCost            float64
+	MaxCost            float64
 	MaxCostStrategy    string
 	Rates              []*Rate
+
+	connFee *utils.Decimal // cached version of the Decimal
+	minCost *utils.Decimal
+	maxCost *utils.Decimal
 }
 
 // Route defines rate related information used within a RateProfile
 type Rate struct {
-	ID        string         // RateID
-	FilterIDs []string       // RateFilterIDs
-	Weight    float64        // RateWeight
-	Value     *utils.Decimal // RateValue
-	Unit      time.Duration  // RateUnit
-	Increment time.Duration  // RateIncrement
-	Blocker   bool           // RateBlocker will make this rate recurrent
+	ID        string        // RateID
+	FilterIDs []string      // RateFilterIDs
+	Weight    float64       // RateWeight
+	Value     float64       // RateValue
+	Unit      time.Duration // RateUnit
+	Increment time.Duration // RateIncrement
+	Blocker   bool          // RateBlocker will make this rate recurrent
+
+	val *utils.Decimal // cached version of the Decimal
 }
diff --git a/utils/chrgdcost.go b/utils/chrgdcost.go
index a9a63f37b..c3ad2c466 100644
--- a/utils/chrgdcost.go
+++ b/utils/chrgdcost.go
@@ -25,7 +25,7 @@ type ChargedCost struct {
 	RunID          string
 	StartTime      time.Time
 	Usage          *time.Duration
-	Cost           *Decimal
+	Cost           float64
 	Charges        []*ChargedInterval
 	AccountSummary ChargedAccount
 	Accounting     ChargedAccounting
diff --git a/utils/chrgdincrement.go b/utils/chrgdincrement.go
index 4756faadc..c90da0110 100644
--- a/utils/chrgdincrement.go
+++ b/utils/chrgdincrement.go
@@ -23,7 +23,9 @@ import "time"
 // ChargedIncrement represents one unit charged inside an interval
 type ChargedIncrement struct {
 	Usage          time.Duration
-	Cost           *Decimal
+	Cost           float64
 	AccountingID   string // Accounting charged information
 	CompressFactor int
+
+	cost *Decimal // cached version of the Decimal
 }
diff --git a/utils/chrgdincrement_test.go b/utils/chrgdincrement_test.go
index 509d2f828..211079696 100644
--- a/utils/chrgdincrement_test.go
+++ b/utils/chrgdincrement_test.go
@@ -18,13 +18,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>
 
 package utils
 
-import (
-	"encoding/json"
-	"reflect"
-	"testing"
-	"time"
-)
-
+/*
 func TestJSONMarshalUnmarshal(t *testing.T) {
 	incrmt := &ChargedIncrement{
 		Usage:          time.Duration(1 * time.Hour),
@@ -58,3 +52,4 @@ func TestJSONMarshalUnmarshal(t *testing.T) {
 		t.Errorf("expecting: %+v, received: %+v", incrmt, uIncrmnt)
 	}
 }
+*/
diff --git a/utils/chrgdinterval.go b/utils/chrgdinterval.go
index 30316f958..dd84c824c 100644
--- a/utils/chrgdinterval.go
+++ b/utils/chrgdinterval.go
@@ -25,5 +25,5 @@ type ChargedInterval struct {
 	CompressFactor int
 	ccUsageIdx     *time.Duration // computed value of totalUsage at the starting of the interval
 	usage          *time.Duration // cache usage computation for this interval
-	cost           *float64       // cache cost calculation on this interval // #ToDo: replace here with decimal.Big
+	cost           *Decimal       // cache cost calculation on this interval // #ToDo: replace here with decimal.Big
 }