Section 80C allows up to ₹1.5 lakh a year, only in the old tax regime. Tax saved includes 4% cess. Compare regimes before choosing: the new regime has lower rates but no 80C.
FAQ
How much tax does 80C save at 30%?
Up to ₹46,800 including cess on the full ₹1.5 lakh.
Sources (checked 6 Nov 2026): Income-tax Act (deductions under the old regime).