Title: {$taxonomy}_pre_add_form
Published: April 25, 2014
Last modified: May 20, 2026

---

# do_action( “{$taxonomy}_pre_add_form”, string $taxonomy )

## In this article

 * [Description](https://developer.wordpress.org/reference/hooks/taxonomy_pre_add_form/?output_format=md#description)
 * [Parameters](https://developer.wordpress.org/reference/hooks/taxonomy_pre_add_form/?output_format=md#parameters)
 * [Source](https://developer.wordpress.org/reference/hooks/taxonomy_pre_add_form/?output_format=md#source)
 * [Changelog](https://developer.wordpress.org/reference/hooks/taxonomy_pre_add_form/?output_format=md#changelog)

[ Back to top](https://developer.wordpress.org/reference/hooks/taxonomy_pre_add_form/?output_format=md#wp--skip-link--target)

Fires before the Add Term form for all taxonomies.

## 󠀁[Description](https://developer.wordpress.org/reference/hooks/taxonomy_pre_add_form/?output_format=md#description)󠁿

The dynamic portion of the hook name, `$taxonomy`, refers to the taxonomy slug.

Possible hook names include:

 * `category_pre_add_form`
 * `post_tag_pre_add_form`

## 󠀁[Parameters](https://developer.wordpress.org/reference/hooks/taxonomy_pre_add_form/?output_format=md#parameters)󠁿

 `$taxonomy`string

The taxonomy slug.

## 󠀁[Source](https://developer.wordpress.org/reference/hooks/taxonomy_pre_add_form/?output_format=md#source)󠁿

    ```php
    do_action( "{$taxonomy}_pre_add_form", $taxonomy );
    ```

[View all references](https://developer.wordpress.org/reference/files/wp-admin/edit-tags.php/)
[View on Trac](https://core.trac.wordpress.org/browser/tags/7.0/src/wp-admin/edit-tags.php#L435)
[View on GitHub](https://github.com/WordPress/wordpress-develop/blob/7.0/src/wp-admin/edit-tags.php#L435-L435)

## 󠀁[Changelog](https://developer.wordpress.org/reference/hooks/taxonomy_pre_add_form/?output_format=md#changelog)󠁿

| Version | Description | 
| [3.0.0](https://developer.wordpress.org/reference/since/3.0.0/) | Introduced. |

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