The Treasury could easily keep track of that, with a lot less regulations than the IRS employes now.
The politics continues no matter what the tax.
but; all those regs would be directed at people who are gaming the system and making an effort to avoid fair tax-—what we have now is a monolithic agency whose mission is to make miserable anyone who tries to make a living.
How about we just take a hatchet to the government, then we won’t need so many taxes to support it.