State by Stae Sales Taxes
https://www.retirementliving.com/taxes-by-state This is pretty interesting for cross border shopping, especially for us here in Québec who pay a hair more than 15% sales tax. I bought a Canon...
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Don't forget local taxes too. You may get quoted a particular tax rate for a state, then find that the sales taxes are actually several % points higher in the locality where you are. Also, be aware that some states exempt food & medicines from tax, while others do not.
