Self assessed tax not getting calculated on suppliers

Summary:

Followed the below document to setup self assessed tax.

How to Setup Self Assessed Tax ? (Doc ID 2388005.1)

When I run the Tax Diagnostics Report it is not fetching any information

Created invoice but the tax is not defaulting. So, I have entered manually and validated.

I run the Financial Tax Register report, but it is not fetching any tax details

I need to calculate the Self assessed tax automatically for all the suppliers. As OF now I am checking for one supplier still Not able to calcuate the tax.

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