Limit on cash receipts requires payments to be by cheque, bank transfer or prescribed electronic mode to curb tax evasion. Prohibits receipt of cash at or above the statutory threshold in aggregate per day, per single transaction, or per event/occasion unless paid by an account payee cheque, account payee bank draft, electronic clearing through a bank account, or other prescribed electronic mode; exemptions include Government receipts, specified banking and post office/co-operative banks, transactions covered by the separate provision restricting cash acceptance, and other classes notified by the Central Government.