---
title: "Update tax class"
method: POST
path: "/setting/update-tax-class"
tags: ["Setting"]
---

# Update tax class

`POST /setting/update-tax-class`

Use this BillingServ API endpoint to update tax class. Review the response for the operation result or validation errors.

## Request body

- object
  - `class_id` integer, required
  - `name` string, required
  - `rate` string[], required — Object/array keyed by tax zone id
  - `default` 0 | 1, required

## Response `200`

OK

- ApiResponse
  - `success` boolean

## Other responses

- `401` — Missing or invalid API key
- `403` — Authenticated key does not have permission for this endpoint
- `422` — Validation error

---

[API](https://skmtc.net/b-cdn/apis/billingserv-api-v2.md) · [All operations](https://skmtc.net/b-cdn/apis/billingserv-api-v2/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/b-cdn/billingserv-api-v2/revisions/76cfbed5eb40/schema)