diff --git a/engine/account.go b/engine/account.go
index 1570272e9..532e74cde 100644
--- a/engine/account.go
+++ b/engine/account.go
@@ -378,7 +378,7 @@ func (ub *Account) debitCreditBalance(cd *CallDescriptor, count bool, dryRun boo
 	//log.Printf("%+v, %+v", usefulMoneyBalances, usefulUnitBalances)
 	var leftCC *CallCost
 	cc = cd.CreateCallCost()
-
+	var hadBalanceSubj bool
 	generalBalanceChecker := true
 	for generalBalanceChecker {
 		generalBalanceChecker = false
@@ -397,7 +397,9 @@ func (ub *Account) debitCreditBalance(cd *CallDescriptor, count bool, dryRun boo
 				if debitErr != nil {
 					return nil, debitErr
 				}
-
+				if balance.RatingSubject != "" && !strings.HasPrefix(balance.RatingSubject, utils.ZERO_RATING_SUBJECT_PREFIX) {
+					hadBalanceSubj = true
+				}
 				//utils.Logger.Info(fmt.Sprintf("CD AFTER UNIT: %+v", cd))
 				if partCC != nil {
 					//log.Printf("partCC: %+v", partCC.Timespans[0])
@@ -473,6 +475,9 @@ func (ub *Account) debitCreditBalance(cd *CallDescriptor, count bool, dryRun boo
 		//log.Print("AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA")
 	}
 	//log.Printf("After balances CD: %+v", cd)
+	if hadBalanceSubj {
+		cd.RatingInfos = nil
+	}
 	leftCC, err = cd.getCost()
 	if err != nil {
 		utils.Logger.Err(fmt.Sprintf("Error getting new cost for balance subject: %v", err))
diff --git a/engine/balances.go b/engine/balances.go
index ff6b85c63..007e211cb 100644
--- a/engine/balances.go
+++ b/engine/balances.go
@@ -302,6 +302,8 @@ func (b *Balance) SetDirty() {
 	b.dirty = true
 }
 
+// debitUnits will debit units for call descriptor.
+// returns the amount debited within cc
 func (b *Balance) debitUnits(cd *CallDescriptor, ub *Account, moneyBalances Balances, count bool, dryRun, debitConnectFee bool) (cc *CallCost, err error) {
 	if !b.IsActiveAt(cd.TimeStart) || b.GetValue() <= 0 {
 		return
@@ -405,7 +407,6 @@ func (b *Balance) debitUnits(cd *CallDescriptor, ub *Account, moneyBalances Bala
 			if ts.Increments == nil {
 				ts.createIncrementsSlice()
 			}
-
 			if ts.RateInterval == nil {
 				utils.Logger.Err(fmt.Sprintf("Nil RateInterval ERROR on TS: %+v, CC: %+v, from CD: %+v", ts, cc, cd))
 				return nil, errors.New("timespan with no rate interval assigned")
@@ -432,7 +433,6 @@ func (b *Balance) debitUnits(cd *CallDescriptor, ub *Account, moneyBalances Bala
 
 			maxCost, strategy := ts.RateInterval.GetMaxCost()
 			for incIndex, inc := range ts.Increments {
-
 				if tsIndex == 0 && incIndex == 0 && ts.RateInterval.Rating.ConnectFee > 0 && debitConnectFee && cc.deductConnectFee && ok {
 					// go to nextincrement
 					continue
@@ -486,7 +486,7 @@ func (b *Balance) debitUnits(cd *CallDescriptor, ub *Account, moneyBalances Bala
 					utils.Logger.Warning(fmt.Sprintf("<RALs> Going negative on account %s with AllowNegative: false", cd.GetAccountKey()))
 					moneyBal = ub.GetDefaultMoneyBalance()
 				}
-				if (cost == 0 || moneyBal != nil) && b.GetValue() >= amount {
+				if b.GetValue() >= amount && (moneyBal != nil || cost == 0) {
 					b.SubstractValue(amount)
 					inc.BalanceInfo.Unit = &UnitInfo{
 						UUID:          b.Uuid,
diff --git a/engine/calldesc.go b/engine/calldesc.go
index 000bd41f9..96781ee1b 100755
--- a/engine/calldesc.go
+++ b/engine/calldesc.go
@@ -494,7 +494,6 @@ func (cd *CallDescriptor) GetCost() (*CallCost, error) {
 }
 
 func (cd *CallDescriptor) getCost() (*CallCost, error) {
-
 	// check for 0 duration
 	if cd.GetDuration() == 0 {
 		cc := cd.CreateCallCost()
diff --git a/engine/calldesc_test.go b/engine/calldesc_test.go
index 93ea4fd70..5ccf35c90 100644
--- a/engine/calldesc_test.go
+++ b/engine/calldesc_test.go
@@ -1713,7 +1713,6 @@ func TestCDRefundIncrementsZeroValue(t *testing.T) {
 	}
 }
 
-/*
 func TestCDDebitBalanceSubjectWithFallback(t *testing.T) {
 	acnt := &Account{
 		ID: "TCDDBSWF:account1",
@@ -1815,11 +1814,10 @@ func TestCDDebitBalanceSubjectWithFallback(t *testing.T) {
 	for _, rpf := range []*RatingProfile{rpfTCDDBSWF, rpfAny} {
 		dataStorage.SetRatingProfile(rpf, utils.NonTransactional)
 	}
-	cd1 := &CallDescriptor{
+	cd1 := &CallDescriptor{ // test the cost for subject within balance setup
 		Direction:   "*out",
 		Category:    "call",
 		Tenant:      "TCDDBSWF",
-		Account:     "account1",
 		Subject:     "SubjTCDDBSWF",
 		Destination: "1716",
 		TimeStart:   time.Date(2015, 01, 01, 9, 0, 0, 0, time.UTC),
@@ -1842,9 +1840,20 @@ func TestCDDebitBalanceSubjectWithFallback(t *testing.T) {
 	if cc, err := cd2.GetCost(); err != nil || cc.Cost != 0.6 {
 		t.Errorf("Error getting *any dest: %+v %v", cc, err)
 	}
-	if cc, err := cd1.Debit(); err != nil {
+	cd := &CallDescriptor{ // test the cost
+		Direction:   "*out",
+		Category:    "call",
+		Tenant:      "TCDDBSWF",
+		Account:     "account1",
+		Subject:     "account1",
+		Destination: "1716",
+		TimeStart:   time.Date(2015, 01, 01, 9, 0, 0, 0, time.UTC),
+		TimeEnd:     time.Date(2015, 01, 01, 9, 2, 0, 0, time.UTC),
+		TOR:         utils.VOICE,
+	}
+	if cc, err := cd.Debit(); err != nil {
 		t.Error(err)
-	} else if cc.Cost != 0 {
+	} else if cc.Cost != 0.6 {
 		t.Errorf("CallCost: %v", cc)
 	}
 	if resAcnt, err := dataStorage.GetAccount(acnt.ID); err != nil {
@@ -1853,12 +1862,11 @@ func TestCDDebitBalanceSubjectWithFallback(t *testing.T) {
 		resAcnt.BalanceMap[utils.VOICE][0].Value != 0 {
 		t.Errorf("Account: %v", resAcnt)
 	} else if len(resAcnt.BalanceMap[utils.MONETARY]) == 0 ||
-		resAcnt.BalanceMap[utils.VOICE][0].ID != utils.META_DEFAULT ||
-		resAcnt.BalanceMap[utils.VOICE][0].Value != -0.60 {
+		resAcnt.BalanceMap[utils.MONETARY][0].ID != utils.META_DEFAULT ||
+		resAcnt.BalanceMap[utils.MONETARY][0].Value != -0.600013 { // rounding issue
 		t.Errorf("Account: %s", utils.ToIJSON(resAcnt))
 	}
 }
-*/
 
 /*************** BENCHMARKS ********************/
 func BenchmarkStorageGetting(b *testing.B) {
diff --git a/engine/history_test.go b/engine/history_test.go
index b3e8f5400..4d9b6d25c 100644
--- a/engine/history_test.go
+++ b/engine/history_test.go
@@ -35,7 +35,9 @@ func TestHistoryRatinPlans(t *testing.T) {
 func TestHistoryDestinations(t *testing.T) {
 	scribe := historyScribe.(*history.MockScribe)
 	buf := scribe.GetBuffer(history.DESTINATIONS_FN)
-	expected := `{"Id":"ALL","Prefixes":["49","41","43"]},
+	expected := `{"Id":"*ddc_test","Prefixes":["333","666"]},
+{"Id":"ALL","Prefixes":["49","41","43"]},
+{"Id":"DST_TCDDBSWF","Prefixes":["1716"]},
 {"Id":"DST_UK_Mobile_BIG5","Prefixes":["447956"]},
 {"Id":"EU_LANDLINE","Prefixes":["444"]},
 {"Id":"EXOTIC","Prefixes":["999"]},
diff --git a/general_tests/acntacts_test.go b/general_tests/acntacts_test.go
old mode 100755
new mode 100644
diff --git a/general_tests/auth_test.go b/general_tests/auth_test.go
old mode 100755
new mode 100644
diff --git a/general_tests/smschrg1_test.go b/general_tests/smschrg1_test.go
old mode 100755
new mode 100644
diff --git a/utils/coreutils.go b/utils/coreutils.go
index 2475ceb64..90175336a 100644
--- a/utils/coreutils.go
+++ b/utils/coreutils.go
@@ -284,6 +284,9 @@ func MinDuration(d1, d2 time.Duration) time.Duration {
 	return d2
 }
 
+// ParseZeroRatingSubject will parse the subject in the balance
+// returns duration if able to extract it from subject
+// returns error if not able to parse duration (ie: if ratingSubject is standard one)
 func ParseZeroRatingSubject(rateSubj string) (time.Duration, error) {
 	rateSubj = strings.TrimSpace(rateSubj)
 	if rateSubj == "" || rateSubj == ANY {