The dealer didn’t waive the tax. They took it off the sticker price, presented the idiot with the lower number and said, “OK! Waived!”

SOURCE: Sold cars for a few months. This is Day One kinda tactics.

I think he was trying to say there was no sales tax because he didn’t register the truck or the trailer. There’s no way he waived a piece of paper in front of the DMV and they said “oh yeah, you’re totally exempt.”

IRS doesn’t care about sales tax. That’s a state thing–usually enforced when you register the car, which apparently didn’t happen.