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# Get a tariff

GET https://api.ocpplab.io/cpo/tariffs/{tariff_id}

One tariff by OCPI id. If two parties use the same id, pass ``country_code`` and ``party_id`` (409 otherwise).

Reference: https://docs.ocpplab.io/api-reference/cpo/tariffs/get

## Authentication

- `Authorization` header (bearer token, required) — Bearer authentication of the form `Bearer <token>`, where token is your auth token.

## Request

### Path parameters

- `tariff_id` (string, required) — OCPI tariff id.

### Query parameters

- `country_code` (string, optional, nullable) — Only this OCPI party country code, e.g. NL.
- `party_id` (string, optional, nullable) — Only this OCPI party id, e.g. OCP.

## Response

### 200

The requested object.

- `id` (integer, required)
- `organization_id` (string, required)
- `tariff_id` (string, required)
- `country_code` (string, required)
- `party_id` (string, required)
- `currency` (string, required)
- `elements` (list of OcpiTariffElementOutput, required)
- `role` (string, required)
- `origin` (TariffOutOrigin, required)
- `ocpi_version` (TariffOutOcpiVersion, required)
- `last_updated` (datetime, required)
- `revision` (integer, required)
- `created_at` (datetime, required)
- `updated_at` (datetime, required)
- `type` (TariffOutType, optional, nullable)
- `tariff_alt_text` (list of OcpiDisplayText, optional, nullable)
- `tariff_alt_url` (string, optional, nullable)
- `min_price` (OcpiPriceOutput, optional, nullable)
- `max_price` (OcpiPriceOutput, optional, nullable)
- `preauthorize_amount` (string, optional, nullable)
- `tax_included` (TariffOutTaxIncluded, optional, nullable)
- `start_date_time` (datetime, optional, nullable)
- `end_date_time` (datetime, optional, nullable)
- `energy_mix` (OcpiEnergyMix, optional, nullable)
- `ocpp_version` (string, optional, nullable)

## Errors

### 401 Unauthorized Error

Missing or invalid Bearer token

- `detail` (string, required) — Human-readable error message returned by the API.

### 404 Not Found Error

Tariff not found for your organization

- `detail` (string, required) — Human-readable error message returned by the API.

### 409 Conflict Error

The id is used by more than one party; pass country_code and party_id

- `detail` (string, required) — Human-readable error message returned by the API.

### 422 Unprocessable Entity Error

The request does not match the schema

- `detail` (list of ValidationError, optional) — One entry per invalid field.

### 429 Too Many Requests Error

Gateway rate limit reached; retry after the given seconds

- `detail` (string, required) — Human-readable error message returned by the API.

### 502 Bad Gateway Error

Gateway unreachable, failing, or misconfigured

- `detail` (string, required) — Human-readable error message returned by the API.

### 504 Gateway Timeout Error

Gateway timed out

- `detail` (string, required) — Human-readable error message returned by the API.

## Types

### OcpiTariffElementOutput

- `price_components` (list of OcpiPriceComponentOutput, required)
- `restrictions` (OcpiTariffRestrictionsOutput, optional, nullable)

### TariffOutOrigin

### TariffOutOcpiVersion

### TariffOutType

### OcpiDisplayText

- `language` (string, required)
- `text` (string, required)

### OcpiPriceOutput

- `excl_vat` (string, required)
- `incl_vat` (string, optional, nullable)

### TariffOutTaxIncluded

### OcpiEnergyMix

- `is_green_energy` (boolean, required)
- `energy_sources` (list of OcpiEnergySource, optional, nullable)
- `environ_impact` (list of OcpiEnvironmentalImpact, optional, nullable)
- `supplier_name` (string, optional, nullable)
- `energy_product_name` (string, optional, nullable)

### ValidationError

Why one field is invalid.

- `loc` (list of ValidationErrorLocItems, required) — Where the field is: ``body`` / ``query`` / ``path`` / ``header``, then its name.
- `msg` (string, required) — What is wrong, in English.
- `type` (string, required) — Machine-readable error code, e.g. ``missing``.
- `input` (any, optional) — The value that was sent.
- `ctx` (ValidationErrorCtx, optional) — Details of the rule that failed, e.g. `{"le": 200}`.

### OcpiPriceComponentOutput

- `type` (string, required)
- `price` (string, required)
- `step_size` (integer, required)
- `vat` (string, optional, nullable)

### OcpiTariffRestrictionsOutput

- `start_time` (string, optional, nullable)
- `end_time` (string, optional, nullable)
- `start_date` (date, optional, nullable)
- `end_date` (date, optional, nullable)
- `min_kwh` (string, optional, nullable)
- `max_kwh` (string, optional, nullable)
- `min_duration` (integer, optional, nullable)
- `max_duration` (integer, optional, nullable)

### OcpiEnergySource

- `source` (string, required)
- `percentage` (double, required)

### OcpiEnvironmentalImpact

- `category` (string, required)
- `amount` (double, required)

### ValidationErrorLocItems

### ValidationErrorCtx

Details of the rule that failed, e.g. `{"le": 200}`.

## Examples

**Response**

```json
{
  "id": 7,
  "organization_id": "550e8400-e29b-41d4-a716-446655440000",
  "tariff_id": "TARIFF-AC-STD",
  "country_code": "NL",
  "party_id": "OCP",
  "currency": "EUR",
  "elements": [
    {
      "price_components": [
        {
          "type": "ENERGY",
          "price": "0.35",
          "step_size": 1
        }
      ]
    }
  ],
  "role": "CPO",
  "origin": "LOCAL",
  "ocpi_version": "2.2.1",
  "last_updated": "2026-09-30T10:00:00Z",
  "revision": 1,
  "created_at": "2026-09-01T09:00:00Z",
  "updated_at": "2026-09-30T10:00:00Z",
  "type": "REGULAR"
}
```

**SDK Code**

```python
import requests

url = "https://api.ocpplab.io/cpo/tariffs/TARIFF-AC-STD"

headers = {"Authorization": "Bearer <token>"}

response = requests.get(url, headers=headers)

print(response.json())
```

```javascript
const url = 'https://api.ocpplab.io/cpo/tariffs/TARIFF-AC-STD';
const options = {method: 'GET', headers: {Authorization: 'Bearer <token>'}};

try {
  const response = await fetch(url, options);
  const data = await response.json();
  console.log(data);
} catch (error) {
  console.error(error);
}
```

```go
package main

import (
	"fmt"
	"net/http"
	"io"
)

func main() {

	url := "https://api.ocpplab.io/cpo/tariffs/TARIFF-AC-STD"

	req, _ := http.NewRequest("GET", url, nil)

	req.Header.Add("Authorization", "Bearer <token>")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(res)
	fmt.Println(string(body))

}
```

```ruby
require 'uri'
require 'net/http'

url = URI("https://api.ocpplab.io/cpo/tariffs/TARIFF-AC-STD")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Get.new(url)
request["Authorization"] = 'Bearer <token>'

response = http.request(request)
puts response.read_body
```

```java
import com.mashape.unirest.http.HttpResponse;
import com.mashape.unirest.http.Unirest;

HttpResponse<String> response = Unirest.get("https://api.ocpplab.io/cpo/tariffs/TARIFF-AC-STD")
  .header("Authorization", "Bearer <token>")
  .asString();
```

```php
<?php
require_once('vendor/autoload.php');

$client = new \GuzzleHttp\Client();

$response = $client->request('GET', 'https://api.ocpplab.io/cpo/tariffs/TARIFF-AC-STD', [
  'headers' => [
    'Authorization' => 'Bearer <token>',
  ],
]);

echo $response->getBody();
```

```csharp
using RestSharp;

var client = new RestClient("https://api.ocpplab.io/cpo/tariffs/TARIFF-AC-STD");
var request = new RestRequest(Method.GET);
request.AddHeader("Authorization", "Bearer <token>");
IRestResponse response = client.Execute(request);
```

```swift
import Foundation

let headers = ["Authorization": "Bearer <token>"]

let request = NSMutableURLRequest(url: NSURL(string: "https://api.ocpplab.io/cpo/tariffs/TARIFF-AC-STD")! as URL,
                                        cachePolicy: .useProtocolCachePolicy,
                                    timeoutInterval: 10.0)
request.httpMethod = "GET"
request.allHTTPHeaderFields = headers

let session = URLSession.shared
let dataTask = session.dataTask(with: request as URLRequest, completionHandler: { (data, response, error) -> Void in
  if (error != nil) {
    print(error as Any)
  } else {
    let httpResponse = response as? HTTPURLResponse
    print(httpResponse)
  }
})

dataTask.resume()
```