---
title: "Customer supported state lookup"
method: GET
path: "/api/v1/supported-states"
tags: ["calculations"]
---

# Customer supported state lookup

`GET /api/v1/supported-states`

## Request

- Base URL: `https://secure-api-v1.liendeadline.com`
- URL: `https://secure-api-v1.liendeadline.com/api/v1/supported-states`
- Auth: HTTP bearer

Dedicated Bearer customer key with states:read scope. Reports rule availability, not verified event completeness.

## Response `200`

Successful Response

- unknown

## Other responses

- `401`: Missing, malformed, unknown, expired or revoked customer key; detail.code=invalid_credentials
- `403`: Valid key lacks scope, active customer ownership or account access; detail.code=access_denied
- `429`: Shared request budget exhausted; detail.code=rate_limited with Retry-After seconds
- `503`: Credential/rate-limit store or authoritative rules unavailable; fails closed

---

[API](https://skmtc.dev/liendeadline/apis/lien-deadline-api.md) · [All operations](https://skmtc.dev/liendeadline/apis/lien-deadline-api/llms.txt) · [OpenAPI document](https://skmtc.dev/liendeadline/apis/lien-deadline-api/revisions/170b4d579b4b?raw)