That might be accidentally true in some case, but not true in principle. There are states like Washington, which have zero income tax but which still contribute

That might be accidentally true in some case, but not true in principle. There are states like Washington, which have zero income tax but which still contribute more in federal taxes (73.3B [1]) vs federal spending they receive (72.9B [2]). So it still doesn't make sense to deduct local taxes. [1] https://en.wikipedia.org/wiki/Federal_tax_revenue_by_state https://en.wikipedia.org/wiki/Federal_tax_revenue_by_state [2] https://en.wikipedia.org/wiki/Federal_taxation_and_spending_by_state https://en.wikipedia.org/wiki/Federal_taxation_and_spending_...