---
title: "Add affiliated institutions to a draft registration"
method: POST
path: "/draft_registrations/{draft_id}/relationships/institutions/"
tags: ["Draft Registrations", "Institutions"]
---

# Add affiliated institutions to a draft registration

`POST /draft_registrations/{draft_id}/relationships/institutions/`

Add one or more institutions to a draft registration by their identifiers.
The user must be affiliated with the institutions they are attempting to add.

## Path parameters

- `draft_id` string, required

## Request body

- object
  - `data` object[], required
    - `type` string, required — The resource type; must be `institutions`.
    - `id` string, required — The unique ID of the institution to add.

## Response `204`

Institutions added successfully.

## Other responses

- `400` — Bad Request. User is not affiliated with the specified institution(s).
- `403` — Forbidden. You do not have permission to add institutions.
- `404` — Draft registration not found.

---

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