Hello,
Thank you for posting in Microsoft Q&A.
Based on the description, I understand your question is related to Microsoft per incident support.
The Microsoft Professional Support (pay-per-incident) pricing may differ due to different locations, so it is recommended to contact your local Microsoft support line for details:
Whether this support can be transacted through partner may need to be confirmed by the partner and your service contract. Here is a FAQ link related to Microsoft Professional Support (pay-per-incident) for your reference:
Have a nice day.
Best Regards,
Molly
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