Recently as a seller , i entered a sale agreement for a property in bangalore, where as the property worth around 3cr, as a token advance i received Rs. 1lakh, and there after Rs.4lakh,in cash, and later on i received Rs.10lakh cheque and 10lakh cash, now i released as per present IT law cash transaction of more than 20000.00 is illegal, how to come out of the problem,since the buyer paid in cash,that is his obligation to show source for the cash. the agreement executed on a document sheet, where in stamp duty of Rs.200 has to be paid for agreement ,which hasn't done. is the agrement is valid? more over the purchaser has not provided a copy of agreement of sale,i have sent message to provide a copy of agreement .
shall i send legal notice for providing the agrement copy and for cancellation of the sale agreement mentioning the cash payment is illegal.
enter into a fresh sale ageement .?