# Include Custom Post Types on Category and Tag Archives

> Makes category and tag archives list custom post type entries that use those categories and tags, not only regular posts.

- Type: PHP
- Runs: Run everywhere
- Category: [Archives](https://wpide.com/library/category/archive/)
- Tags: categories, tags, post-types
- Author: WPIDE Team
- Installs: 0
- Updated: 2026-10-28
- Page: https://wpide.com/library/custom-post-types-on-term-archives/

## Code

```php
// Post types shown on category and tag archives.
$wpide_term_archive_types = array( 'post', 'portfolio' );

add_action( 'pre_get_posts', function ( $query ) use ( $wpide_term_archive_types ) {
    if ( is_admin() || ! $query->is_main_query() || ! ( $query->is_category() || $query->is_tag() ) || $query->get( 'post_type' ) ) {
        return;
    }

    $query->set( 'post_type', array_values( array_filter( $wpide_term_archive_types, 'post_type_exists' ) ) );
} );
```

## Notes

The custom post type must be registered with the category or post_tag taxonomy.

## How to use it

Install the free WPIDE plugin (https://wordpress.org/plugins/wpide/), find "Include Custom Post Types on Category and Tag Archives" in its snippet library and add it in one click; or create a new PHP snippet in WPIDE (or any code snippets plugin) and paste the code above. More snippets: https://wpide.com/library/