diff --git a/accounts/accounts.go b/accounts/accounts.go
index 0d068d68e..2bbd951a0 100644
--- a/accounts/accounts.go
+++ b/accounts/accounts.go
@@ -268,23 +268,19 @@ func (aS *AccountS) refundCharges(ctx *context.Context, tnt string, ecs *utils.E
 	}
 	for _, chrg := range ecs.Charges {
 		acntChrg := ecs.Accounting[chrg.ChargingID]
-		var ufValue *utils.Decimal
-		if uf, has := ecs.UnitFactors[acntChrg.UnitFactorID]; has {
-			ufValue = uf.Factor
-		}
 		if acntChrg.BalanceID != utils.MetaTransAbstract { // *transAbstracts is not a real balance, hence the exception
 			refundUnitsOnAccount(
 				acntsIdxed[acntChrg.AccountID],
-				uncompressUnits(acntChrg.Units, chrg.CompressFactor),
-				ecs.Accounts[acntChrg.AccountID].Balances[acntChrg.BalanceID], ufValue)
+				uncompressUnits(acntChrg.Units, chrg.CompressFactor, acntChrg, ecs.UnitFactors),
+				ecs.Accounts[acntChrg.AccountID].Balances[acntChrg.BalanceID])
 			alteredAcnts.Add(acntChrg.AccountID)
 		}
 		for _, chrgID := range acntChrg.JoinedChargeIDs { // refund extra charges
 			extraChrg := ecs.Accounting[chrgID]
 			refundUnitsOnAccount(
 				acntsIdxed[extraChrg.AccountID],
-				uncompressUnits(extraChrg.Units, chrg.CompressFactor),
-				ecs.Accounts[acntChrg.AccountID].Balances[extraChrg.BalanceID], ufValue)
+				uncompressUnits(extraChrg.Units, chrg.CompressFactor, extraChrg, ecs.UnitFactors),
+				ecs.Accounts[acntChrg.AccountID].Balances[extraChrg.BalanceID])
 			alteredAcnts.Add(extraChrg.AccountID)
 		}
 	}
diff --git a/accounts/accounts_test.go b/accounts/accounts_test.go
index 1ad19cf7a..a2150c3de 100644
--- a/accounts/accounts_test.go
+++ b/accounts/accounts_test.go
@@ -1603,7 +1603,9 @@ func TestV1DebitAbstractsEventCharges(t *testing.T) {
 						Weight: 30,
 					},
 				},
-
+				Opts: map[string]interface{}{
+					utils.MetaBalanceLimit: -200.0,
+				},
 				CostIncrements: []*utils.CostIncrement{
 					{
 						Increment:    utils.NewDecimal(int64(time.Second), 0),
diff --git a/accounts/libaccounts.go b/accounts/libaccounts.go
index 54c3e9ab5..dcec14fa9 100644
--- a/accounts/libaccounts.go
+++ b/accounts/libaccounts.go
@@ -233,6 +233,7 @@ func maxDebitAbstractsFromConcretes(ctx *context.Context, aUnits *decimal.Big,
 	paidConcrtUnts := origConcrtUnts                      // so we can revert when higher abstracts are not possible
 	var aPaid, aDenied *decimal.Big
 	maxItr := config.CgrConfig().AccountSCfg().MaxIterations
+	//lastSuccesDebit := new(utils.EventCharges)
 	for i := 0; i <= maxItr; i++ {
 		if i != 0 {
 			restoreUnitsFromClones(cncrtBlncs, origConcrtUnts)
@@ -279,6 +280,12 @@ func maxDebitAbstractsFromConcretes(ctx *context.Context, aUnits *decimal.Big,
 				return
 			}
 			err = nil
+			/*
+				if lastSuccesDebit != nil {
+					ec = utils.NewEventCharges()
+					ec.Merge(lastSuccesDebit)
+				}
+			*/
 			// ErrInsufficientCredit
 			aDenied = utils.CloneDecimalBig(aUnits)
 			if aPaid == nil { // going backwards
@@ -298,6 +305,7 @@ func maxDebitAbstractsFromConcretes(ctx *context.Context, aUnits *decimal.Big,
 			if ec == nil {
 				ec = utils.NewEventCharges()
 			}
+			//lastSuccesDebit = ecDbt
 			ec.Merge(ecDbt)
 			if i == 0 { // no estimation done, covering full
 				break
@@ -322,9 +330,6 @@ func maxDebitAbstractsFromConcretes(ctx *context.Context, aUnits *decimal.Big,
 		aPaid = decimal.New(0, 0)
 		ec = utils.NewEventCharges()
 	}
-	/*
-		utils.Logger.Debug(fmt.Sprintf("aPaid %v, incr: %v, round: %v", aPaid, costIcrm.Increment.Big, roundUnitsWithIncrements(aPaid, costIcrm.Increment.Big)))
-	*/
 	ec.Abstracts = &utils.Decimal{aPaid}
 	restoreUnitsFromClones(cncrtBlncs, paidConcrtUnts)
 	return
@@ -354,26 +359,27 @@ func unlockAccounts(acnts utils.AccountsWithWeight) {
 }
 
 // uncompressUnits returns the uncompressed value of the units if compressFactor is provided
-func uncompressUnits(units *utils.Decimal, cmprsFctr int) (tU *utils.Decimal) {
+func uncompressUnits(units *utils.Decimal, cmprsFctr int, acntChrg *utils.AccountCharge, uf map[string]*utils.UnitFactor) (tU *utils.Decimal) {
 	tU = units
 	if cmprsFctr > 1 {
 		tU = &utils.Decimal{utils.MultiplyBig(tU.Big,
 			decimal.New(int64(cmprsFctr), 0))}
 	}
+	// check it this has unit factor
+	if newUf, has := uf[acntChrg.UnitFactorID]; has {
+		tU = utils.MultiplyDecimal(tU, newUf.Factor)
+	}
 	return
 }
 
 // refundUnitsOnAccount is responsible for returning the units back to the balance
 // origBlnc is used for both it's ID as well as as a configuration backup in case when the balance is not longer present
-func refundUnitsOnAccount(acnt *utils.Account, units *utils.Decimal, origBlnc *utils.Balance, ufValue *utils.Decimal) {
+func refundUnitsOnAccount(acnt *utils.Account, units *utils.Decimal, origBlnc *utils.Balance) {
 	if _, has := acnt.Balances[origBlnc.ID]; has {
 		acnt.Balances[origBlnc.ID].Units = &utils.Decimal{
 			utils.SumBig(
 				acnt.Balances[origBlnc.ID].Units.Big,
 				units.Big)}
-		if ufValue != nil {
-			acnt.Balances[origBlnc.ID].Units = utils.MultiplyDecimal(acnt.Balances[origBlnc.ID].Units, ufValue)
-		}
 	} else {
 		acnt.Balances[origBlnc.ID] = origBlnc.Clone()
 		acnt.Balances[origBlnc.ID].Units = &utils.Decimal{utils.CloneDecimalBig(units.Big)}
diff --git a/apis/accounts_it_test.go b/apis/accounts_it_test.go
index d13579268..c53819c07 100644
--- a/apis/accounts_it_test.go
+++ b/apis/accounts_it_test.go
@@ -47,32 +47,28 @@ var (
 		testAccSResetStorDb,
 		testAccSStartEngine,
 		testAccSRPCConn,
-		/*
-			testGetAccProfileBeforeSet,
-			testGetAccProfilesBeforeSet,
-			testAccSetAccProfile,
-			testAccGetAccIDs,
-			testAccGetAccs,
-			testAccGetAccIDsCount,
-			testGetAccBeforeSet2,
-			testAccSetAcc2,
-			testAccGetAccIDs2,
-			testAccGetAccs2,
-			testAccGetAccIDsCount2,
-			testAccRemoveAcc,
-			testAccGetAccs3,
-			testAccGetAccsWithPrefix,
-			testAccGetAccountsForEvent,
-			testAccMaxAbstracts,
-			testAccDebitAbstracts,
-			testAccMaxConcretes,
-			testAccDebitConcretes,
-		*/
+		testGetAccProfileBeforeSet,
+		testGetAccProfilesBeforeSet,
+		testAccSetAccProfile,
+		testAccGetAccIDs,
+		testAccGetAccs,
+		testAccGetAccIDsCount,
+		testGetAccBeforeSet2,
+		testAccSetAcc2,
+		testAccGetAccIDs2,
+		testAccGetAccs2,
+		testAccGetAccIDsCount2,
+		testAccRemoveAcc,
+		testAccGetAccs3,
+		testAccGetAccsWithPrefix,
+		testAccGetAccountsForEvent,
+		testAccMaxAbstracts,
+		testAccDebitAbstracts,
+		testAccMaxConcretes,
+		testAccDebitConcretes,
 		// RefundCharges test
 		testAccRefundCharges,
-		/*
-			testAccActionSetRmvBalance,
-		*/
+		testAccActionSetRmvBalance,
 		testAccSKillEngine,
 	}
 )
@@ -1341,7 +1337,7 @@ func testAccRefundCharges(t *testing.T) {
 					ID:      "AB",
 					Weights: ";10",
 					Type:    utils.MetaAbstract,
-					Units:   "5m",
+					Units:   "5m", // 300s
 					UnitFactors: []*utils.APIUnitFactor{
 						{
 							Factor: 10,
@@ -1363,6 +1359,11 @@ func testAccRefundCharges(t *testing.T) {
 					Weights: ";5",
 					Type:    utils.MetaConcrete,
 					Units:   "50",
+					UnitFactors: []*utils.APIUnitFactor{
+						{
+							Factor: 15,
+						},
+					},
 					CostIncrements: []*utils.APICostIncrement{
 						{
 							Increment:    "1s",