Payment batch files (aba files) can be deleted by Directors and Plan Managers with elevated Payment permission.
View all Batch Payments from Payments > Batch Payments.
The Payment Batch can be deleted from the ellipses buttons to the right of the batch line:
CAUTION: a Batch Payment should be deleted with caution as this action will release all the claims and return them to a payable status. If you have already made payment using this Batch we do not recommend you use this function. Please contact support@credsys.com.au instead.