Couldn't you just file taxes anyways? Would you suffer legal repercussions if you tried to file taxes and they were rejected because you were dead? As previous

Couldn't you just file taxes anyways? Would you suffer legal repercussions if you tried to file taxes and they were rejected because you were dead? As previous cases indicate, being found to be alive by the government isn't always adequate to cause them to declare you to be alive again, so you could be both dead and a taxpayer.