diff --git a/ang/civicase-base/constants.js b/ang/civicase-base/constants.js
index 9e1d1a78a..2f1d1de35 100644
--- a/ang/civicase-base/constants.js
+++ b/ang/civicase-base/constants.js
@@ -1,4 +1,4 @@
-(function (angular, configuration) {
+(function (angular, configuration, civiCrmConfig) {
   var module = angular.module('civicase-base');
 
   module
@@ -9,8 +9,9 @@
     .constant('showFullContactNameOnActivityFeed', configuration.showFullContactNameOnActivityFeed)
     .constant('includeActivitiesForInvolvedContact', configuration.includeActivitiesForInvolvedContact)
     .constant('civicaseSingleCaseRolePerType', configuration.civicaseSingleCaseRolePerType)
+    .constant('dateInputFormatValue', civiCrmConfig.dateInputFormat)
     .constant('webformsList', {
       isVisible: configuration.showWebformsListSeparately,
       buttonLabel: configuration.webformsDropdownButtonLabel
     });
-})(angular, CRM['civicase-base']);
+})(angular, CRM['civicase-base'], CRM.config);
diff --git a/ang/civicase-base/directives/inline-datepicker.directive.js b/ang/civicase-base/directives/inline-datepicker.directive.js
index e6e675f38..ec5384361 100644
--- a/ang/civicase-base/directives/inline-datepicker.directive.js
+++ b/ang/civicase-base/directives/inline-datepicker.directive.js
@@ -2,7 +2,7 @@
   var module = angular.module('civicase-base');
 
   module.directive('civicaseInlineDatepicker', function ($timeout,
-    removeDatePickerHrefs) {
+    dateInputFormatValue, removeDatePickerHrefs) {
     return {
       restrict: 'A',
       link: civicaseInlineDatepickerLink,
@@ -19,6 +19,7 @@
      */
     function civicaseInlineDatepickerLink (scope, element, attributes, controllers) {
       var DATEPICKER_WRAPPER = '<div class="civicase-inline-datepicker__wrapper"></div>';
+      var API_DATE_FORMAT = 'yy-mm-dd';
       var model = controllers[0];
 
       (function init () {
@@ -30,44 +31,65 @@
 
         element.datepicker({
           beforeShow: removeDatePickerHrefs,
+          dateFormat: dateInputFormatValue,
           onChangeMonthYear: removeDatePickerHrefs
         });
       })();
 
       /**
        * @param {string} modelValue the value stored in the model.
-       * @returns {string|undefined} it returns the date in a DD/MM/YYYY format,
-       *   if defined. This makes the value stored in the model more user
-       *   friendly.
+       * @returns {string|undefined} it returns the date in the date format
+       *   configured by CiviCRM. This makes the value stored in the model more
+       *   user friendly. If no value is provided then it returns undefined.
        */
       function modelDateFormatter (modelValue) {
         if (modelValue) {
-          return moment(modelValue).format('DD/MM/YYYY');
+          return $.datepicker.formatDate(
+            dateInputFormatValue,
+            $.datepicker.parseDate(API_DATE_FORMAT, modelValue)
+          );
         }
       }
 
       /**
        * @param {string} inputValue the value stored in the input element.
-       * @returns {string|undefined} it returns the date in a YYYY-MM-DD format,
-       *   if defined. This is useful when converting the human readable format
-       *   from the input to one that can be stored in the model and passed down
-       *   to APIs.
+       * @returns {string|undefined} it returns the date in a year-month-day
+       *   format, if defined. This is useful when converting the human readable
+       *   format from the input to one that can be stored in the model and
+       *   passed down to APIs.
        */
       function inputDateParser (inputValue) {
         if (inputValue) {
-          return moment(inputValue, 'DD/MM/YYYY', true).format('YYYY-MM-DD');
+          try {
+            return $.datepicker.formatDate(
+              API_DATE_FORMAT,
+              $.datepicker.parseDate(dateInputFormatValue, inputValue)
+            );
+          } catch (exception) {
+            model.$setValidity('isValidDate', false);
+          }
         }
       }
 
       /**
        * Checks if the given value is a valid date.
        *
-       * @param {string} inputValue input's date value.
+       * @param {string} modelValue input's date value.
        * @returns {boolean} true when the date is in a valid format or no value
        *   is provided.
        */
-      function isValidDate (inputValue) {
-        return !inputValue || moment(inputValue).isValid();
+      function isValidDate (modelValue) {
+        if (!modelValue) {
+          return true;
+        }
+
+        try {
+          $.datepicker.parseDate(API_DATE_FORMAT, modelValue);
+
+          return true;
+        } catch (exception) {
+          return false;
+        }
       }
     }
   });
diff --git a/ang/test/civicase-base/directives/inline-datepicker.directive.spec.js b/ang/test/civicase-base/directives/inline-datepicker.directive.spec.js
index e8428568a..9d3e2f838 100644
--- a/ang/test/civicase-base/directives/inline-datepicker.directive.spec.js
+++ b/ang/test/civicase-base/directives/inline-datepicker.directive.spec.js
@@ -3,14 +3,16 @@
 (($) => {
   describe('civicaseInlineDatepicker', () => {
     const NG_INVALID_CLASS = 'ng-invalid';
-    let $compile, $rootScope, $scope, element, originalDatepickerFunction,
-      removeDatePickerHrefs;
+    let $compile, $rootScope, $scope, dateInputFormatValue, element,
+      originalDatepickerFunction, removeDatePickerHrefs;
 
     beforeEach(module('civicase-base', 'civicase.data'));
 
-    beforeEach(inject((_$compile_, _$rootScope_, _removeDatePickerHrefs_) => {
+    beforeEach(inject((_$compile_, _$rootScope_, _dateInputFormatValue_,
+      _removeDatePickerHrefs_) => {
       $compile = _$compile_;
       $rootScope = _$rootScope_;
+      dateInputFormatValue = _dateInputFormatValue_;
       removeDatePickerHrefs = _removeDatePickerHrefs_;
       $scope = $rootScope.$new();
       originalDatepickerFunction = $.fn.datepicker;
@@ -32,11 +34,17 @@
         expect($.fn.datepicker).toHaveBeenCalled();
       });
 
+      it('sets the date format as the one specified by CiviCRM setting', () => {
+        expect($.fn.datepicker).toHaveBeenCalledWith(jasmine.objectContaining({
+          dateFormat: dateInputFormatValue
+        }));
+      });
+
       it('removes the HREF attributes from the datepicker links', () => {
-        expect($.fn.datepicker).toHaveBeenCalledWith({
+        expect($.fn.datepicker).toHaveBeenCalledWith(jasmine.objectContaining({
           beforeShow: removeDatePickerHrefs,
           onChangeMonthYear: removeDatePickerHrefs
-        });
+        }));
       });
     });
 
@@ -48,11 +56,11 @@
           initDirective();
         });
 
-        it('sets the input format in DD/MM/YYYY', () => {
+        it('sets the input format in day/month/year', () => {
           expect(element.val()).toBe('31/01/1999');
         });
 
-        it('keeps the model value in the YYYY-MM-DD format', () => {
+        it('keeps the model value in the year-month-day format', () => {
           expect($scope.date).toBe('1999-01-31');
         });
       });
@@ -67,11 +75,11 @@
           $scope.$digest();
         });
 
-        it('sets the input format in DD/MM/YYYY', () => {
+        it('sets the input format in day/month/year', () => {
           expect(element.val()).toBe('28/02/1999');
         });
 
-        it('keeps the model value in the YYYY-MM-DD format', () => {
+        it('keeps the model value in the year-month-day format', () => {
           expect($scope.date).toBe('1999-02-28');
         });
       });
diff --git a/ang/test/global.js b/ang/test/global.js
index 2b925dee2..b4741bc4c 100644
--- a/ang/test/global.js
+++ b/ang/test/global.js
@@ -5,6 +5,7 @@
   CRM.civicase = {};
   CRM['civicase-base'].currentCaseCategory = 'cases';
   CRM.angular = { requires: {} };
+  CRM.config = {};
   /**
    * Dependency Injection for civicase module, defined in ang/civicase.ang.php
    * For unit testing they needs to be mentioned here
diff --git a/ang/test/mocks/data/constants.data.js b/ang/test/mocks/data/constants.data.js
index 90f061973..bed45de7e 100644
--- a/ang/test/mocks/data/constants.data.js
+++ b/ang/test/mocks/data/constants.data.js
@@ -12,6 +12,7 @@
   };
 
   module.config(($provide) => {
+    $provide.constant('dateInputFormatValue', CRM.config.dateInputFormat);
     $provide.constant('allowMultipleCaseClients', CRM['civicase-base'].allowMultipleCaseClients);
     $provide.constant('allowCaseLocks', CRM['civicase-base'].allowCaseLocks);
     $provide.constant('currentCaseCategory', CRM['civicase-base'].currentCaseCategory);
diff --git a/ang/test/mocks/data/crm.data.js b/ang/test/mocks/data/crm.data.js
index 00ac6243d..29689bd1d 100644
--- a/ang/test/mocks/data/crm.data.js
+++ b/ang/test/mocks/data/crm.data.js
@@ -15,7 +15,7 @@
     userFramework: 'Drupal',
     resourceBase: 'http://civicase.local/sites/all/modules/civicrm/',
     lcMessages: 'en_US',
-    dateInputFormat: 'mm/dd/yy',
+    dateInputFormat: 'dd/mm/yy',
     timeIs24Hr: false,
     ajaxPopupsEnabled: true,
     allowAlertAutodismissal: true,