Problem, Brandi: the same thing happens to them as does to us when we die ... NOTHING! Consciousness fails, the body decays, that's it. No payment, no justice, no nothing.
If there is any accountability to be had, it will be in the here and now. The problem is that Robertson and Hagee and Copland and Haggard and the rest of their ilk can only be held responsible for their actions when enough people demand it.