How to Hide Employee Directory – Staff Listing & Team Directory Plugin for WordPress Admin Menus

function plt_hide_employee_directory_menus() {
	//Hide "Employees".
	remove_menu_page('edit.php?post_type=emd_employee');
	//Hide "Employees → All Employees".
	remove_submenu_page('edit.php?post_type=emd_employee', 'edit.php?post_type=emd_employee');
	//Hide "Employees → Add New Employee".
	remove_submenu_page('edit.php?post_type=emd_employee', 'post-new.php?post_type=emd_employee');
	//Hide "Employees → Employment Types".
	remove_submenu_page('edit.php?post_type=emd_employee', 'edit-tags.php?taxonomy=employment_type&post_type=emd_employee');
	//Hide "Employees → Marital Statuses".
	remove_submenu_page('edit.php?post_type=emd_employee', 'edit-tags.php?taxonomy=marital_status&post_type=emd_employee');
	//Hide "Employees → Job Titles".
	remove_submenu_page('edit.php?post_type=emd_employee', 'edit-tags.php?taxonomy=jobtitles&post_type=emd_employee');
	//Hide "Employees → Departments".
	remove_submenu_page('edit.php?post_type=emd_employee', 'edit-tags.php?taxonomy=departments&post_type=emd_employee');
	//Hide "Employees → Genders".
	remove_submenu_page('edit.php?post_type=emd_employee', 'edit-tags.php?taxonomy=gender&post_type=emd_employee');

	//Hide "EDirectory".
	remove_menu_page('empd_com');
	//Hide "EDirectory → Getting Started".
	remove_submenu_page('empd_com', 'empd_com');
	//Hide "EDirectory → Glossary".
	remove_submenu_page('empd_com', 'empd_com_glossary');
	//Hide "EDirectory → Settings".
	remove_submenu_page('empd_com', 'empd_com_settings');
	//Hide "EDirectory → Forms".
	remove_submenu_page('empd_com', 'empd_com_forms');
	//Hide "EDirectory → Custom Fields".
	remove_submenu_page('empd_com', 'empd_com_cust_fields');
	//Hide "EDirectory → Plugins".
	remove_submenu_page('empd_com', 'empd_com_store');
	//Hide "EDirectory → Support".
	remove_submenu_page('empd_com', 'empd_com_support');
}

add_action('admin_menu', 'plt_hide_employee_directory_menus', 11);
Where do I put this code?