foreach ( array( 'pre_term_description' ) as $filter ) {
remove_filter( $filter, 'wp_filter_kses' );
if ( ! current_user_can( 'unfiltered_html' ) ) {
add_filter( $filter, 'wp_filter_post_kses' );
}
}
foreach ( array( 'term_description' ) as $filter ) {
remove_filter( $filter, 'wp_kses_data' );
}