It's interesting that it is a ton of paperwork to have it garnished there, here it was next to automatic. If I had not done it, I would have risked having anything I paid not through the state considered a gift, if things ever got ugly.
I think it's time to enforce, it's not like he can give you less than nothing!
It puzzles the heck out of me why it should cost you anything, when he is the one violating a court order. And since Marc is the beneficiary, and not you, it puzzles me even more!