# POST /api/v1/tax/rates

> Create tax rate

- **Tag:** tax
- **Operation ID:** `create_tax_rate_api_v1_tax_rates_post`

## Description

Create a new tax rate.

## Authentication

Bearer token in `Authorization` header.
Required header: `x-business-id: <business uuid>`.

## Request body

Schema: `TaxRateCreateRequest`

- `name` (string · required) — Tax rate name (e.g., 'CA Sales Tax')
- `rate` (number | string · required) — Tax rate as decimal (e.g., 0.0725 for 7.25%)
- `tax_type` (string) — Type: sales, use, vat, gst, hst, pst
- `country` (string) — Country code
- `state` (string) — State/province code
- `county` (string) — County name
- `city` (string) — City name
- `tax_liability_ledger_id` (string) — Ledger ID for posting tax liability
- `is_default` (boolean) — Set as default tax rate

## Responses

### 201 — Successful Response

Schema: `TaxRateResponse`

- `id` (string · required) — Tax rate UUID
- `business_id` (string · required) — Business UUID
- `name` (string · required) — Tax rate name
- `rate` (number · required) — Tax rate as decimal
- `rate_percent` (number · required) — Tax rate as percentage
- `tax_type` (string · required) — Tax type
- `country` (string · required) — Country code
- `state` (string) — State/province
- `county` (string) — County
- `city` (string) — City
- `tax_liability_ledger_id` (string) — Tax liability ledger
- `is_default` (boolean · required) — Is default
- `is_active` (boolean · required) — Is active
- `created_at` (string · date-time · required) — Creation timestamp
- `updated_at` (string · date-time · required) — Last update timestamp

### 400 — Bad Request - Invalid input

### 401 — Unauthorized - Authentication required

### 403 — Forbidden - Insufficient permissions

### 422 — Validation Error

Schema: `HTTPValidationError`

- `detail` (array · ValidationError) → `ValidationError`
  - `loc` (array · string | integer · required)
  - `msg` (string · required)
  - `type` (string · required)
  - `input` (object)
  - `ctx` (object)

## Code samples

### cURL

```bash
curl -X POST 'https://api.ondayzero.com/api/v1/tax/rates' \
  -H 'Authorization: Bearer dz_your_token' \
  -H 'x-business-id: YOUR_BUSINESS_ID' \
  -H 'Content-Type: application/json' \
  -d '{
  "name": "string",
  "rate": "string"
}'
```

### JavaScript

```javascript
const response = await fetch('https://api.ondayzero.com/api/v1/tax/rates', {
  method: 'POST',
  headers: {
    Authorization: 'Bearer dz_your_token',
    'x-business-id': 'YOUR_BUSINESS_ID',
    'Content-Type': 'application/json',
  },
  body: JSON.stringify({
  "name": "string",
  "rate": "string"
}),
});
const data = await response.json();
```

### Python

```python
import httpx

headers = {
    "Authorization": "Bearer dz_your_token",
    "x-business-id": "YOUR_BUSINESS_ID",
}

payload = {
  "name": "string",
  "rate": "string"
}

response = httpx.post("https://api.ondayzero.com/api/v1/tax/rates", headers=headers, json=payload)
data = response.json()
```

## See also

- HTML version: https://www.ondayzero.com/docs/reference/tax/create-tax-rate
- OpenAPI slice: https://www.ondayzero.com/docs/reference/tax/create-tax-rate/openapi.json
- Other endpoints in **tax**: https://www.ondayzero.com/docs/reference/tax