---
title: "Check economic-nexus status"
method: POST
path: "/v1/nexus/check"
tags: ["Nexus"]
---

# Check economic-nexus status

`POST /v1/nexus/check`

## Request

- Base URL: `https://api.taxlocus.com`
- URL: `https://api.taxlocus.com/v1/nexus/check`
- Auth: HTTP bearer

Evaluate whether year-to-date sales and transaction counts cross a state's economic-nexus threshold.

## Request body

- object
  - `state` string, required
  - `ytd_sales` number, required
  - `ytd_transactions` integer, required
  - `include_marketplace_sales` boolean

## Response `200`

Nexus threshold evaluation.

- object

## Other responses

- `400`: Error response.
- `401`: Error response.
- `429`: Error response.
- `500`: Error response.

---

[API](https://skmtc.dev/taxlocus/apis/taxlocus-rest-api.md) · [All operations](https://skmtc.dev/taxlocus/apis/taxlocus-rest-api/llms.txt) · [OpenAPI document](https://skmtc.dev/taxlocus/apis/taxlocus-rest-api/revisions/f3d4b84bdc56?raw)