Threshold limit for Cash withdrawal in 2020

1. Cash deposits or cash withdrawals (including through bearer’s cheque) aggregating to fifty lakh rupees or more in a financial year, in or from one or more current account of a person, than that is reported by Bank to IT department.

2. TDS @ 2% is to be deduced if you are not filed tax return for three years and withdrawal of cash during the year exceeds Rs 20 lakhs but less than Rs 1 crore.
For withdrawal more than Rs 1 crore TDS @  5%. Is required to be deducted.

if you alrey filed your last three years return, than TDS @ 2% is deduction on the withdrawal above 1 crore in year.