# Contact Tagging Endpoints for assigning and removing tags from subscribers. Tagging operations are used to control automations, trigger workflows, and reflect changes in subscriber state based on external events. ## Tag Contact - [POST /subscriber/tag](https://developers.klicktipp.com/management-api/contact-tagging/api.subscriber.tag.md): Adds one or more tags to a contact. ## Untag Contact - [POST /subscriber/untag](https://developers.klicktipp.com/management-api/contact-tagging/api.subscriber.untag.md): Removes a tag from a contact.