---
title: "Delete Relationship Tuple"
method: DELETE
path: "/v2/facts/{proj_id}/{env_id}/relationship_tuples"
tags: ["Relationship tuples"]
---

# Delete Relationship Tuple

`DELETE /v2/facts/{proj_id}/{env_id}/relationship_tuples`

Delete a relationship between two resource instances.

## Path parameters

- `proj_id` string, required — Either the unique id of the project, or the URL-friendly key of the project (i.e: the "slug").
- `env_id` string, required — Either the unique id of the environment, or the URL-friendly key of the environment (i.e: the "slug").

## Request body

- RelationshipTupleDelete
  - `subject` string, required — the resource instance assigned the new relation (accepts either the resource instance id or resource_key:resource_instance_key)
  - `relation` string, required — the relation to assign between the subject and object
  - `object` string, required — the resource instance on which the new relation is assigned (accepts either the resource instance id or resource_key:resource_instance_key)

## Response `204`

Successful Response

## Other responses

- `422` — Validation Error

---

[API](https://skmtc.dev/permit/apis/permit-io-api.md) · [All operations](https://skmtc.dev/permit/apis/permit-io-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/permit/permit-io-api/revisions/13faa12b4692/schema)