No he didn't. If he had, you would have posted a credible link.

I hate that I know this, but he probably half remembered this conservative brainworm[1], the reality of which is “recently founded weirdo groups claiming nonprofit status are sketchy, get audited more, and the right has more of them”

[1]: https://en.wikipedia.org/wiki/IRS_targeting_controversy

I searched for a while and haven't been able to figure out what you're referring to, can you explain?