CGST Act 2017 has no provision restricting cash transactions, but In order to, curb black money ,the government has imposed various restrictions on cash receipts /payments and cash withdrawal from time to time through Income Tax Act 1961.
The Government has amended clause 84 of Section 194N vide Finance Act 2020 . Accordingly TDS @ 2% is required to be deduced by Banks ( private / public /co operative ) and post office , for cash withdrawal between 20 Lakhs to 1 crores if the withdrawer has not filed his tax return for three years . For cash withdrawal more than Rs 1 crore TDS @ 5%. Is required to be deducted .
Further, 269ST of Income Tax Act 1961 provides that no person shall receive an amount of Rs 2,00,000 or more: –
(a)
(b)
(c)
(i) Any receipt by Government , banking company, post office savings bank or co-operative bank
(ii) transactions of nature referred to in section 269SS (Section 269SS deals with provisions related to receiving loan or deposit from specified person )
(iii) such other persons or class of persons or receipts, which the Central Government may, by notification in the Official Gazette, specify.
The CBDT vide press release dated 5th April 2017 clarified that the said cash transaction limit of Rs 2 lakh will not apply to withdrawal from banks, cooperative bank and post offices.