diff --git a/cmd/cgr-loader/cgr-loader.go b/cmd/cgr-loader/cgr-loader.go
index 667e6f049..793b7c642 100644
--- a/cmd/cgr-loader/cgr-loader.go
+++ b/cmd/cgr-loader/cgr-loader.go
@@ -60,9 +60,10 @@ var (
 )
 
 type validator struct {
-	fn      string
-	re      *regexp.Regexp
-	message string
+	fn                 string
+	re                 *regexp.Regexp
+	message            string
+	skipIfNotAvailable bool
 }
 
 func main() {
@@ -74,34 +75,43 @@ func main() {
 	dataFilesValidators := []*validator{
 		&validator{destinationsFn,
 			regexp.MustCompile(`(?:\w+\s*,\s*){1}(?:\d+.?\d*){1}$`),
-			"Tag[0-9A-Za-z_],Prefix[0-9]"},
+			"Tag[0-9A-Za-z_],Prefix[0-9]",
+			false},
 		&validator{ratesFn,
 			regexp.MustCompile(`(?:\w+\s*,\s*){2}(?:\d+.?\d*){4}$`),
-			"Tag[0-9A-Za-z_],DestinationsTag[0-9A-Za-z_],ConnectFee[0-9.],Price[0-9.],PricedUnits[0-9.],RateIncrement[0-9.]"},
+			"Tag[0-9A-Za-z_],DestinationsTag[0-9A-Za-z_],ConnectFee[0-9.],Price[0-9.],PricedUnits[0-9.],RateIncrement[0-9.]",
+			false},
 		&validator{timingsFn,
 			regexp.MustCompile(`(?:\w+\s*,\s*){1}(?:\*all\s*,\s*|(?:\d{1,4};?)+\s*,\s*|\s*,\s*){4}(?:\d{2}:\d{2}:\d{2}|\*asap){1}$`),
-			"Tag[0-9A-Za-z_],Years[0-9;]|*all|<empty>,Months[0-9;]|*all|<empty>,MonthDays[0-9;]|*all|<empty>,WeekDays[0-9;]|*all|<empty>,Time[0-9:]|*asap(00:00:00)"},
+			"Tag[0-9A-Za-z_],Years[0-9;]|*all|<empty>,Months[0-9;]|*all|<empty>,MonthDays[0-9;]|*all|<empty>,WeekDays[0-9;]|*all|<empty>,Time[0-9:]|*asap(00:00:00)",
+			false},
 		&validator{ratetimingsFn,
 			regexp.MustCompile(`(?:\w+\s*,\s*){3}(?:\d+.?\d*){1}$`),
-			"Tag[0-9A-Za-z_],RatesTag[0-9A-Za-z_],TimingProfile[0-9A-Za-z_],Weight[0-9.]"},
+			"Tag[0-9A-Za-z_],RatesTag[0-9A-Za-z_],TimingProfile[0-9A-Za-z_],Weight[0-9.]",
+			false},
 		&validator{ratingprofilesFn,
 			regexp.MustCompile(`(?:\w+\s*,\s*){1}(?:\d+\s*,\s*){1}(?:OUT\s*,\s*|IN\s*,\s*){1}(?:\*all\s*,\s*|[\w:\.]+\s*,\s*){1}(?:\w*\s*,\s*){1}(?:\w+\s*,\s*){1}(?:\d{4}-\d{2}-\d{2}T\d{2}:\d{2}:\d{2}Z){1}$`),
-			"Tenant[0-9A-Za-z_],TOR[0-9],Direction OUT|IN,Subject[0-9A-Za-z_:.]|*all,RatesFallbackSubject[0-9A-Za-z_]|<empty>,RatesTimingTag[0-9A-Za-z_],ActivationTime[[0-9T:X]] (2012-01-01T00:00:00Z)"},
+			"Tenant[0-9A-Za-z_],TOR[0-9],Direction OUT|IN,Subject[0-9A-Za-z_:.]|*all,RatesFallbackSubject[0-9A-Za-z_]|<empty>,RatesTimingTag[0-9A-Za-z_],ActivationTime[[0-9T:X]] (2012-01-01T00:00:00Z)",
+			false},
 		&validator{actionsFn,
 			regexp.MustCompile(`(?:\w+\s*,\s*){3}(?:OUT\s*,\s*|IN\s*,\s*){1}(?:\d+\s*,\s*){1}(?:\w+\s*,\s*|\*all\s*,\s*){1}(?:ABSOLUTE\s*,\s*|PERCENT\s*,\s*|\s*,\s*){1}(?:\d*\.?\d*\s*,?\s*){3}$`),
-			"Tag[0-9A-Za-z_],Action[0-9A-Za-z_],BalanceTag[0-9A-Za-z_],Direction OUT|IN,Units[0-9],DestinationTag[0-9A-Za-z_]|*all,PriceType ABSOLUT|PERCENT,PriceValue[0-9.],MinutesWeight[0-9.],Weight[0-9.]"},
+			"Tag[0-9A-Za-z_],Action[0-9A-Za-z_],BalanceTag[0-9A-Za-z_],Direction OUT|IN,Units[0-9],DestinationTag[0-9A-Za-z_]|*all,PriceType ABSOLUT|PERCENT,PriceValue[0-9.],MinutesWeight[0-9.],Weight[0-9.]",
+			false},
 		&validator{actiontimingsFn,
 			regexp.MustCompile(`(?:\w+\s*,\s*){3}(?:\d+\.?\d*){1}`),
-			"Tag[0-9A-Za-z_],ActionsTag[0-9A-Za-z_],TimingTag[0-9A-Za-z_],Weight[0-9.]"},
+			"Tag[0-9A-Za-z_],ActionsTag[0-9A-Za-z_],TimingTag[0-9A-Za-z_],Weight[0-9.]",
+			true},
 		&validator{actiontriggersFn,
 			regexp.MustCompile(`(?:\w+\s*,\s*){1}(?:MONETARY\s*,\s*|SMS\s*,\s*|MINUTES\s*,\s*|INTERNET\s*,\s*|INTERNET_TIME\s*,\s*){1}(?:OUT\s*,\s*|IN\s*,\s*){1}(?:\d+\.?\d*\s*,\s*){1}(?:\w+\s*,\s*|\*all\s*,\s*){1}(?:\w+\s*,\s*){1}(?:\d+\.?\d*){1}$`),
-			"Tag[0-9A-Za-z_],BalanceTag MONETARY|SMS|MINUTES|INTERNET|INTERNET_TIME,Direction OUT|IN,ThresholdValue[0-9.],DestinationTag[0-9A-Za-z_]|*all,ActionsTag[0-9A-Za-z_],Weight[0-9.]"},
+			"Tag[0-9A-Za-z_],BalanceTag MONETARY|SMS|MINUTES|INTERNET|INTERNET_TIME,Direction OUT|IN,ThresholdValue[0-9.],DestinationTag[0-9A-Za-z_]|*all,ActionsTag[0-9A-Za-z_],Weight[0-9.]",
+			true},
 		&validator{accountactionsFn,
 			regexp.MustCompile(`(?:\w+\s*,\s*){1}(?:[\w:.]+\s*,\s*){1}(?:OUT\s*,\s*|IN\s*,\s*){1}(?:\w+\s*,?\s*){2}$`),
-			"Tenant[0-9A-Za-z_],Account[0-9A-Za-z_:.],Direction OUT|IN,ActionTimingsTag[0-9A-Za-z_],ActionTriggersTag[0-9A-Za-z_]"},
+			"Tenant[0-9A-Za-z_],Account[0-9A-Za-z_:.],Direction OUT|IN,ActionTimingsTag[0-9A-Za-z_],ActionTriggersTag[0-9A-Za-z_]",
+			true},
 	}
 	for _, v := range dataFilesValidators {
-		err := timespans.ValidateCSVData(path.Join(*dataPath, v.fn), v.re)
+		err := timespans.ValidateCSVData(path.Join(*dataPath, v.fn), v.re, v.skipIfNotAvailable)
 		if err != nil {
 			log.Fatal(err, "\n\t", v.message)
 		}
diff --git a/timespans/csvreader_helpers.go b/timespans/csvreader_helpers.go
index 443b7511c..6cdbaaed1 100644
--- a/timespans/csvreader_helpers.go
+++ b/timespans/csvreader_helpers.go
@@ -118,9 +118,12 @@ func (rt *RateTiming) GetInterval(r *Rate) (i *Interval) {
 	return
 }
 
-func ValidateCSVData(fn string, re *regexp.Regexp) (err error) {
+func ValidateCSVData(fn string, re *regexp.Regexp, skipIfNotAvailable bool) (err error) {
 	fin, err := os.Open(fn)
 	if err != nil {
+		if skipIfNotAvailable {
+			return nil
+		}
 		return
 	}
 	defer fin.Close()