Brother... Understand the rule... Expenses is our identification as per income tax...
But, GST is don't ask expenditure account. We have received the inward supplies from registered dealer or unregistered dealer...
If you received goods / services from registered dealer you can enter in GSTR 2 as B2B transactions.... If you received goods or Services from unregistered dealer then you ll be enter in URD purchase as RCM. If you received goods from Composition dealer then you ll be enter in Excempt /Nil/Composition purchase.....