Each Sub-Account maintained by a Depository Agent shall bear the Depository Agent's account code number and a Sub-Account number.

The Depository shall not communicate with nor act on instructions from Sub-Account Holders.

The Depository shall be entitled to rely and act upon instructions of a Depository Agent in dealing with Sub-Accounts maintained for it and may assume that the Depository Agent has been duly authorized to give such instructions, notwithstanding any notice to the contrary.