> ## Documentation Index
> Fetch the complete documentation index at: https://docs.usatimbre.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Update Tax Info

> Update tax information for a profile

## Overview

Update the tax information associated with a profile. This is used for invoice generation.

## Path Parameters

<ParamField path="rfc" type="string" required>
  The RFC (Mexican tax ID) or UUID of the profile
</ParamField>

## Request Body

<ParamField body="tax_id" type="string">
  RFC (Registro Federal de Contribuyentes)
</ParamField>

<ParamField body="postal_code" type="string">
  Postal code (Código Postal). Must be a valid Mexican postal code.
</ParamField>

<ParamField body="invoice_fiscal_regimen" type="string">
  Fiscal regimen code. Common values:

  * `601` - General de Ley Personas Morales
  * `603` - Personas Morales con Fines no Lucrativos
  * `605` - Sueldos y Salarios
  * `606` - Arrendamiento
  * `612` - Personas Físicas con Actividades Empresariales
  * `616` - Sin obligaciones fiscales
  * `625` - Régimen Simplificado de Confianza
</ParamField>

<ParamField body="invoice_cfdi_use" type="string">
  CFDI usage code. Common values:

  * `G01` - Adquisición de mercancías
  * `G02` - Devoluciones, descuentos o bonificaciones
  * `G03` - Gastos en general
  * `P01` - Por definir
</ParamField>

## Response

Returns the updated tax information object.

<RequestExample>
  ```bash cURL theme={null}
  curl -X PATCH "https://app.usatimbre.com/api/profile/XAXX010101000/tax-info" \
    -H "Authorization: Bearer tmb_your_api_key_here" \
    -H "Content-Type: application/json" \
    -d '{
      "tax_id": "XAXX010101000",
      "postal_code": "12345",
      "invoice_fiscal_regimen": "601",
      "invoice_cfdi_use": "G03"
    }'
  ```

  ```javascript JavaScript theme={null}
  const response = await fetch('https://app.usatimbre.com/api/profile/XAXX010101000/tax-info', {
    method: 'PATCH',
    headers: {
      'Authorization': 'Bearer tmb_your_api_key_here',
      'Content-Type': 'application/json'
    },
    body: JSON.stringify({
      tax_id: 'XAXX010101000',
      postal_code: '12345',
      invoice_fiscal_regimen: '601',
      invoice_cfdi_use: 'G03'
    })
  });
  const taxInfo = await response.json();
  ```

  ```python Python theme={null}
  import requests

  response = requests.patch(
      'https://app.usatimbre.com/api/profile/XAXX010101000/tax-info',
      headers={
          'Authorization': 'Bearer tmb_your_api_key_here',
          'Content-Type': 'application/json'
      },
      json={
          'tax_id': 'XAXX010101000',
          'postal_code': '12345',
          'invoice_fiscal_regimen': '601',
          'invoice_cfdi_use': 'G03'
      }
  )
  tax_info = response.json()
  ```
</RequestExample>

<ResponseExample>
  ```json 200 theme={null}
  {
    "tax_id": "XAXX010101000",
    "taxpayer": "Juan Pérez",
    "street": "Calle Principal 123",
    "ext_num": "123",
    "neighborhood": "Centro",
    "city": "Ciudad de México",
    "state": "CDMX",
    "country": "México",
    "postal_code": "12345",
    "fiscal_regimen": "601",
    "cfdi_use": "G03"
  }
  ```

  ```json 400 theme={null}
  {
    "error": "Bad Request",
    "message": "Invalid fiscal regimen code"
  }
  ```
</ResponseExample>