The central bank governor said the transaction costs during trade with India would reduce with the introduction of the Taka-Rupee dual currency card which was "almost ready (to be) launched from September". Bangladesh and India, however, stage frontier trading in certain areas called "border hut" in a semi-formal manner where both currencies are exchanged on a limited scale. Officials said under the formal arrangement from now on initially, the trade would be transacted in rupee and then gradually in Bangladeshi currency Taka upon the trade gap between the two countries decreasing.