India GST - AP Invoice - Tax Component to be retained and paid post update at GSTN Portal by vendor

Hi Team,

Since, GST mandates input recovery to happen only when the respective vendor updates the details from his end at GSTN portal.

In one way this makes business dependent on the vendor's action at GSTN portal, hence to mitigate this risk one of the suggestion is to retain the tax component of invoice amount and only make partial payment from AP Invoice.

And, tax component to be released to vendor only when the vendor makes his update at GSTN portal based on accruals of tax component (as vendor is yet to receive the actual payment from business)

On this two questions: