Electronic transaction means any exchange of funds where, at least, one operation is conducted using electronic means. In such transactions, operations are mainly performed by the transferring bank, which is the bank ordered by the issuer of payment order to carry out the transfer of funds. In this kind of transactions, although it is the customer that directly requests the transaction from the transferring bank, several other factors have a role in the transaction including the banking systems, mediating bank, telecommunication and internet service providers and even the customer's action, and it is not clear what obligation the transferring bank has to the customer and what it is based on when transaction is not properly performed; is this bank liable for the actions of people who collaborate with it or not? In the present article attempt is made to analyze the existing regulations including guidelines approved by the Central Bank, and conduct a comparative study of UNCITRAL Guide on the electronic transfer of funds to explain the basis and limits of the transferring bank's liability in such transactions, and suggest complementary solutions to these regulations...