Bangladesh, Feb. 14 -- Customers have to pay an additional 11 per cent for money transfer through direct carrier billing, though uses of other channels cost less, industry insiders said.

This type of billing allows mobile phone users to make online payments, but operators find charges to be discriminatory.

For the transaction of Tk 100 through direct billing, a user has to pay an extra Tk 27, including supplementary duty and surcharges for the payment via cellphone operators.

However, the direct billing has yet to be a popular method for online payment since its approval by the central bank in 2018 owing to higher costs and the transactions' lower limit.

However, mobile financial services such as bkash, rocket and different cards of ban...