---
title: "Send card details to authorise a MOTO payment"
method: POST
path: "/v1/auth"
tags: ["Authorise card payments"]
---

# Send card details to authorise a MOTO payment

`POST /v1/auth`

You can use this endpoint to [authorise payments](https://docs.payments.service.gov.uk/moto_payments/moto_send_card_details_api/) you have created with `authorisation_mode` set to `moto_api`.

## Request body

- AuthorisationRequest — Contains the user's payment information. This information will be sent to the payment service provider to authorise the payment.
  - `card_number` string, required — The full card number from the paying user's card.
  - `cardholder_name` string, required — The name on the paying user's card.
  - `cvc` string, required — The card verification code (CVC) or card verification value (CVV) on the paying user's card.
  - `expiry_date` string, required — The expiry date of the paying user's card. This value must be in `MM/YY` format.
  - `one_time_token` string, required — This single use token authorises your request and matches it to a payment. GOV.UK Pay generated the `one_time_token` when the payment was created.

## Response `204`

Your authorisation request was successful.

## Other responses

- `400` — Your request is invalid. Check the `code` and `description` in the response to find out why your request failed.
- `402` — The `card_number` you sent is not a valid card number or you chose not to accept this card type. Check the `code` and `description` fields in the response to find out why your request failed.
- `422` — A value you sent is invalid or missing. Check the `code` and `description` in the response to find out why your request failed.
- `500` — There is something wrong with GOV.UK Pay. If there are no issues on our status page (https://payments.statuspage.io), you can contact us with your error code and we'll investigate.

---

[API](https://skmtc.net/government-digital-service/apis/gov-uk-pay-api.md) · [All operations](https://skmtc.net/government-digital-service/apis/gov-uk-pay-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/government-digital-service/gov-uk-pay-api/revisions/4dc2d80f453a/schema)