This topic describes refund-related information for Data Transmission Service (DTS).
| Billing method | Refund support | Reason |
|---|---|---|
| Subscription | If you no longer need a subscription instance due to business adjustments and the instance data is backed up and migrated, you can request a refund. | After you understand the unsubscription rules, request a refund in the DTS console. For more information, see Unsubscribe from a subscription instance. |
| Pay-as-you-go | Not applicable | Pay-as-you-go instances are billed based on actual resource usage. No refunds are involved. |
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