Originally Posted by
baccarat_king
For TSA Pre-check, children are OK; but you aren't supposed to have other adults (who are NOT TSA Pre-check on their boarding pass) in that line.
Like anything else, perhaps, YMMV,
but I know Boston-Logan will stop people and send them to the (non TSA-pre) line.
We did that 3X with my DW, I guess that would be an ooops for the BP checker. It was at a smaller airport not at a DL hub. We were repeat offenders at the same airport all three times.