Jim, my XW and I agreed to split the tax refunds evenly (50/50) for last year. She makes more than me so I guess this is a win for me. Realistically, if you're still married (at least in my state), the tax refund is a community asset.

Me-47,XW-43
S13,S16
M:18
BD:4-23-17
W filed:7-17-17
(5 months of in-house separation hell)
W moved out:1-6-18
D granted:2-15-18
Decree signed:3-29-18

Your future is out there. Go find it.