https://www.taxtmi.com/forum/issue?id=117526 To deduct a post supply discount from taxable value the supplier must meet all limbs of Section 15(3)(b): a discount established by agreement at or before supply, specifically linked to invoices, and reversal of attributable ITC by the recipient on supplier documentation. Absent such agreement the supplier cannot reduce output tax; if a credit note reduces supplier tax (issued with GST) the recipient must reverse proportionate ITC, whereas a credit note without tax adjustment does not require ITC reversal. en-us Wed, 29 Sep 2021 07:03:30 +0530 Thu, 23 Jan 2025 15:54:27 +0530 TaxTMI RSS Generator https://www.taxtmi.com/forum/issue?id=117526 To deduct a post supply discount from taxable value the supplier must meet all limbs of Section 15(3)(b): a discount established by agreement at or before supply, specifically linked to invoices, and reversal of attributable ITC by the recipient on supplier documentation. Absent such agreement the supplier cannot reduce output tax; if a credit note reduces supplier tax (issued with GST) the recipient must reverse proportionate ITC, whereas a credit note without tax adjustment does not require ITC reversal. Discussion-Forum GST Wed, 29 Sep 2021 07:03:30 +0530 https://www.taxtmi.com/forum/issue?id=117526