That wallet you abandoned in 2021? Tax authorities didn't forget.

$BTC $ETH sitting in some dead exchange or cold wallet you haven't touched in years isn't off the radar. The second you move it or sell, they'll ask: what was your cost basis?

India's crypto tax hits at 30% flat. Only deduction? Your original purchase price. No proof of purchase = zero cost basis in their eyes. That means you're paying tax on 100% of the sale value, not just gains. Plus penalties.

Old exchanges fold. Records vanish. Reconstructing your transaction history 3 years later is a nightmare.

Go check your old wallets and exchange accounts this week. Pull your statements. Download your trade history. Before it becomes a $10k problem you can't fix.