I just saw this in Politico's morning tax letter (it's free, you should subscribe):

But what if the IRS doesn't have any record of your bank account? "We will create a web-based system for people where we don't have their direct deposit, they can upload it, so that they can get the money immediately as opposed to checks in the mail," Mnuchin said on CBS' "Face the Nation."

Treasury didn't respond Sunday to a request for further information about that online tool — specifically who is going to develop it, and how quickly it can be up and running. The IRS announced on Friday that it was shutting down some online and telephone help desks because of limited staffing options,