dynamically add and remove required based on radio select using jqueryvalidation library

jqueryvalidation-dynamic-required.js

                                        $(document).ready(function () {
                                            $("#approval_form").validate();
                                            $('input[type=radio][name=status]').on('change', function () {
                                                switch ($(this).val()) {
                                                    case '1':
                                                        console.log('case 1');
                                                        $("#id_notes").rules('remove', 'required');

                                                        break;
                                                    case '0':
                                                        console.log('case 0');
                                                        $("#id_notes").rules('add', {
                                                            required: true
                                                        });
                                                        break;
                                                }
                                            });
                                        });