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When can a card be automatically blocked?

In this article, you’ll learn under what conditions a card may be blocked and why it’s important to monitor your decline rate.

Updated over 3 weeks ago

The decline rate is the percentage of failed transactions.

It is calculated separately for each card and includes all failed transactions over the last 14 days.

Transactions with a pending status are also included in the calculation.

If the decline rate becomes too high, the card may be blocked.


When do you receive a high decline rate notification?

If the decline rate for an active card exceeds 30%, you will first receive a notification.

This warning is a signal to review the card and check the reason for the declined transactions.

At this stage:

  • Only active cards are monitored

  • Transactions from the last 14 days are considered

  • All transactions are included in the calculation, including pending ones

  • If the decline rate exceeds 30%, the cardholder receives a notification:

    • via email

    • via Telegram (if connected)

At this point, the card continues to function.


What happens if the decline rate decreases?

If, after the warning, the decline rate drops below 30%, the card is automatically removed from system monitoring and is no longer considered “at risk.”

If you normalize your payment activity, the system will take this into account.


When is a card automatically blocked?

A card is blocked only if all of the conditions below are met.

The card will be automatically blocked if:

  • the decline rate exceeds 50% over the last 14 days

  • at least 70% of the last 15 transactions are declined

  • the last two transactions are declined

  • at least 5 days have passed since the first warning

Pending transactions are also included in the calculation.


How to avoid blocking

  • Avoid a large number of declined transactions

  • Check card details and limits before making payments

  • Do not test the card with repeated attempts

  • Monitor your decline rate in the Dashboard

If you receive a warning, you have 5 days to normalize your activity.

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