# Production
source: https://developer.mastercard.com/ob-accept-payments/documentation/production/index.md

Once you have integrated our APIs with your service and tested with the **test banks** in our [Test Banks](https://developer.mastercard.com/ob-accept-payments/documentation/testing-and-integration/test-banks/index.md) page, you are almost ready to access real bank data.

[Contact us](https://openbankingeu.mastercard.com/contact-us) to discuss the next steps to gain access to our production environment.

#### In This Section {#in-this-section}

* Refer to [Payment Rails](https://developer.mastercard.com/ob-accept-payments/documentation/production/payment-rails/index.md) for the payment rail requirements you must follow for your region and payment methods.
* Refer to [Supported Payment Rails](https://developer.mastercard.com/ob-accept-payments/documentation/production/supported-payments-rails/index.md) for the markets, providers and payment schemes available.
* Refer to [TPP certificates](https://developer.mastercard.com/ob-accept-payments/documentation/production/tpp-certificates/index.md) for the eIDAS certificates required if you operate under your own license.