Custom post type with tags
Yes, both assignments do the same, but the post_tag archive is using the post type post only by default. Don’t worry, there is a hook for you: pre_get_posts. Example with tags for pages: // register tags for pages add_action( ‘wp_loaded’, ‘wpse_75297_register_tags_for_pages’ ); function wpse_75297_register_tags_for_pages() { register_taxonomy_for_object_type( ‘post_tag’, ‘page’ ); } // add post type ‘page’ … Read more