Yeah. HR should be able to handle this. I looked into doing this once but decided it was ultimately more of a hassle than just fine tuning my withholding to owe next to nothing each year.
Y'know.... It costs just $65 to become an ordained minister in the UU church. Officiate one wedding or funeral and boom!, you're on the gravy train to Exemption Country.
Reminds me I caught my first one in the wild the other day. Note the replaced bumper, and still visible damage to the front left. I'm sure they have insurance /s