PO Matched Credit Memo is not getting self assessed tax via Vertex

Summary:

PO Matched Credit Memo is not getting self assessed tax via Vertex, rather Oracle is imposing tax using the rate that was used by user on first positive invoice matched to the same PO.

How can we avoid the copy of tax rate from Source document this scenarios and have system calculate the self assessed tax like other scenarios so Invoice doesn't get out of balance and on hold due to amount variance.

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Oracle cloud ERP 23C

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