The large customer is entitled to a credit facility provided that he concludes an agreement with the department. Mass customer base is defined as any person who, during the calendar month, makes speed post business available in a speed post office worth Rs 10,000. A large client who chooses to use a credit facility requests the required format from the designated authority. The large customer must enter into an agreement with the designated authority. Upon receipt of the authorization, the customer must provide a bank guarantee. The contract is valid for a period of one year and the approval authority renews the contract annually. In the event that the customer is unable to make the payment before the due date, a penalty of 12% per year is imposed on the invoice amount from the date of the invoice. In the event that the large customer decides not to use the credit facility and make the full payment at the time of the Speed Post article, he/she is entitled to the reduction of the fast courier activity that he has made available during a calendar month of Rs 50,000 or more. The BNPL invoice is issued monthly (calendar month) by the sending service. The invoice is collected until the 7th day of the following month (invoice date). The large customer must pay the full amount of the invoice on or before the last day of the month in which the invoice is made.. .