card_not_supported
The card doesn't support this type of purchase.
What just happened
Card type can't be used for this kind of transaction (e.g. a debit card on a recurring international purchase).
Retry strategy
Don't retry — it'll keep failing. Ask for a different card.
What to tell the customer
Your card doesn't support recurring charges. Please add a different payment method to keep your subscription active.
Recommended action
Skip retries, send update-card email immediately with explanation.
Want to see what this looks like on your Stripe?
See how often "card_not_supported" hits your Stripe account in the last 30 days — and how much MRR is at risk because of it.
Related codes
Frequently asked questions
Is "card_not_supported" a soft or hard decline?+
It's classified as a hard decline: Permanent issue with the card. Retries will keep failing — you need a new payment method from the customer.
Should I retry a "card_not_supported" decline?+
Don't retry — it'll keep failing. Ask for a different card.
What should I tell my customer when this happens?+
Your card doesn't support recurring charges. Please add a different payment method to keep your subscription active.
How do I prevent this decline going forward?+
Skip retries, send update-card email immediately with explanation.
Does Rechurn handle this decline code automatically?+
Yes. Rechurn classifies "card_not_supported" and runs the optimal retry cadence with a personalized email sequence. Run a free audit to see how many of your failed charges are this code.