Regarding your email,please be informed ebbs under process and now not yet announcement to client for change the account number 11 digit to 10 digit.
For the account number 11 digit to result of the migration to eBBS will cut digit at 3 is 1.
Below Sample number 00100456789 after cut will 0000456789.
In order to communicate the amended account numbers (as a result of the migration to eBBS) to DTZ HO in Australia, please provide new 10 digit account numbers for the below: