# Sign up for the Mastercard Developers account
source: https://developer.mastercard.com/account-catalog-services/tutorial/sandbox-access/step1/index.md

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## Sign up for the Mastercard Developers account {#sign-up-for-the-mastercard-developers-account}

Sign up for the [Mastercard Developers](https://developer.mastercard.com/) account.

During the sign-up process, you must agree to the [Mastercard Developer Program Agreement](https://asset.mastercard.com/content/dam/gdpr/mastercarddevelopers/mastercard-developers-revised-terms-august-2021.pdf) and understand that your data will be processed by Mastercard as described in the [Mastercard Privacy Notice](https://www.mastercard.us/en-us/vision/corp-responsibility/commitment-to-privacy/privacy.html).
Note: If you already have a [Mastercard Developers](https://developer.mastercard.com/) account, you can log in to the account.