---
title: "List Tin Verifications"
method: GET
path: "/tin_verifications"
tags: ["TIN Verification"]
---

# List Tin Verifications

`GET /tin_verifications`

List all Federations that the authenticated actor has access to.

## Query parameters

- `limit` integer
- `offset` integer
- `q` string, nullable — A search query to limit the TIN Verifications returned by matching on ID, name, or external ID.

## Response `200`

Successful Response

- V1TINVerificationResponse[]
  - `id` string, uuid, required — The unique identifier of the TIN verification request.
  - `state` 'PENDING' | 'EXECUTING' | 'COMPLETED' | 'FAILED' | 'CANCELLED', required
  - `name` string, required — The name inputted in the search.
  - `tin` string, required — The TIN inputted in the search.
  - `address` string, nullable — The address inputted in the search.
  - `tin_matched` boolean, nullable — Indicates whether the inputted TIN/EIN was a match, per the IRS.
  - `warnings` string[] — Any warnings that occurred.
  - `created_at` string, date-time, required — The date and time when the TIN verification request was created.
  - `tin_match_type` 'SSN' | 'EIN' | 'UNKNOWN'

## Other responses

- `422` — Validation Error

---

[API](https://skmtc.net/baselayer/apis/baselayer-api-service.md) · [All operations](https://skmtc.net/baselayer/apis/baselayer-api-service/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/baselayer/baselayer-api-service/versions/0cc89938bc26/schema)