Acknowledging the IRS backlog, created by Congressional underfunding (you can guess the obstructionist "political party" here, since refund processing is more important to the poorer.)
It is now June 22, 2022 as I write, long after Turbotax "checkbox authority" over my son's return has expired. Yet filing Form 8821 by paper will create an even more onerous backlog. You'd think at least an online APTC refund status check could be automated...
