>>It's a built-in angular function - just call it.....
>
>It's not working in this particular form :( E.g. I changed the directive to be now
>

>app.directive('noDirtyCheck', [function () {
>        // Interacting with input elements having this directive won't cause the
>        // form to be marked dirty.
>        // http://stackoverflow.com/questions/17089090/prevent-input-from-setting-form-dirty-angularjs
>        return {
>            restrict: 'A',
>           
>            require: 'ngModel',
>            link: function (scope, element, attrs, ctrl) {                           
>
>                element[0].focus(function () {
>                    ctrl.$setPristine();
>                });
>
>                //element[0].onblur(function () {
>                //    ctrl.$setPristine();
>                //});
>            }
>        };
>    }]);

>
>and the control defined as
>
>

<input class="form-control ng-valid ng-dirty ng-valid-parse ng-touched" type="text" ng-model="searchTerm" name="searchTerm" id="searchTerm" data-no:dirty-check="" placeholder="Search">

(this is what I see when I inspect the element).
>
>In the HTML it's defined as
>
>

><div class="col-lg-5 col-lg-offset-1">
>                <input class="form-control" type="text" ng-model="searchTerm" 
>                name="searchTerm" id="searchTerm"
>                data-no:dirty-check
>                       placeholder="@Labels.search" />
>            </div>

>
>The directive seems to work fine in another form and it's not working in this form. These things are driving me crazy :(

Why did you change from onblur to focus ?