$current_taxonomy = get_current_screen()->taxonomy;
$current_parent_file = get_current_screen()->parent_file;
if($current_taxonomy = 'estate_proprietor' and $current_parent_file = 'edit.php?post_type=estate'){
wp_register_script('estate_proprietor_fiels', /*правильный путь*/ );
wp_enqueue_script('estate_proprietor_fiels');
}