Section 186 of Income Tax Act, 2025 : Mode of undertaking transactions.
(1) No person shall receive two lakh rupees or more––(a) in aggregate from a person in a day; or(b) in respect of a single transaction; or(c) in respect of transactions relating to one event or occasion from a person, except through—(i) an account payee cheque;(ii) account payee bank draft;(iii) electronic clearing system through a bank […]