GST Practitioner & Accounts
15035 Points
Joined March 2014
As erp section 15 sub section (3) of the CGST act 2017 , the value of supply shall not include any discount . This before or at the time of supply .
For i.e Sales value - 1000
Less Discount - 200
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Taxable value 800
You have charge GST on 800/- and ITC will be on same amount .