I posted about this problem last month and it was suggested (I did) post a SAMS (Systemic Advocacy Management System) message to the IRS.  Seems like it may have worked?!

Can you link me to where this was posted?  I cannot find it and would like to send to my clients that were affected.

Found it - https://www.irs.gov/newsroom/irs-statement-on-balance-due-notices-cp-14