Share face value is ₹ 10.
Unpaid amount is ₹ 2, resulting in ₹ 8 received before forfeiture.
The minimum reissue price is calculated as: Face value – Unpaid amount = ₹ 10 – ₹ 2 = ₹ 8.
Therefore, the minimum amount to be collected upon reissue is ₹ 8 multiplied by 4,000, totaling ₹ 32,000.