diff --git a/platform/commonUI/general/res/templates/controls/datetime-field.html b/platform/commonUI/general/res/templates/controls/datetime-field.html
index e9b394c530..187bac6dd2 100644
--- a/platform/commonUI/general/res/templates/controls/datetime-field.html
+++ b/platform/commonUI/general/res/templates/controls/datetime-field.html
@@ -24,7 +24,7 @@
     <input type="text"
            ng-model="textValue"
            ng-blur="restoreTextValue(); ngBlur()"
-           ng-class="{ error: textInvalid }">
+           ng-class="{ error: textInvalid, test: valueInvalid }">
     </input>
     <a class="ui-symbol icon icon-calendar"
        ng-if="structure.format === 'utc' || !structure.format"
diff --git a/platform/commonUI/general/src/controllers/DateTimeFieldController.js b/platform/commonUI/general/src/controllers/DateTimeFieldController.js
index ef0827e515..fc90852d3d 100644
--- a/platform/commonUI/general/src/controllers/DateTimeFieldController.js
+++ b/platform/commonUI/general/src/controllers/DateTimeFieldController.js
@@ -26,6 +26,10 @@ define(
     function () {
         'use strict';
 
+        function ACCEPT() {
+            return true;
+        }
+
         /**
          * Controller to support the date-time entry field.
          *
@@ -44,7 +48,8 @@ define(
          *        format has been otherwise specified
          */
         function DateTimeFieldController($scope, formatService, defaultFormat) {
-            var formatter = formatService.getFormat(defaultFormat);
+            var formatter = formatService.getFormat(defaultFormat),
+                validate = ACCEPT;
 
             function updateFromModel(value) {
                 // Only reformat if the value is different from user
@@ -59,10 +64,12 @@ define(
             }
 
             function updateFromView(textValue) {
+                var newValue;
                 $scope.textInvalid = !formatter.validate(textValue);
                 if (!$scope.textInvalid) {
-                    $scope.ngModel[$scope.field] =
-                        formatter.parse(textValue);
+                    newValue = formatter.parse(textValue);
+                    $scope.valueInvalid = !validate(newValue);
+                    $scope.ngModel[$scope.field] = newValue;
                     $scope.lastValidValue = $scope.textValue;
                 }
             }
@@ -82,6 +89,10 @@ define(
                 updateFromModel($scope.ngModel[$scope.field]);
             }
 
+            function setValidator(newValidator) {
+                validate = newValidator || ACCEPT;
+            }
+
             function restoreTextValue() {
                 $scope.textValue = $scope.lastValidValue;
                 updateFromView($scope.textValue);
@@ -95,7 +106,7 @@ define(
             $scope.$watch('ngModel[field]', updateFromModel);
             $scope.$watch('pickerModel.value', updateFromPicker);
             $scope.$watch('textValue', updateFromView);
-
+            $scope.$watch('structure.validate', setValidator);
         }
 
         return DateTimeFieldController;