Under section 469(3), above what amount of income involved in the section 439 penalty must the Principal Commissioner or Commissioner obtain specified prior approval before waiving or reducing it?

Section 469(3) of the Income-tax Act, 2025 requires the Principal Commissioner or Commissioner to obtain prior approval of the Principal Chief Commissioner or other specified authority before waiving or reducing a section 439 penalty where the income involved exceeds ₹5,00,000. The ₹1,00,000 figure is the threshold under section 469(6) for waivers on grounds of genuine hardship.