America doesn’t just have sales tax differences between counties! It can have sales tax differences between different parts of the same city, if they decide to

America doesn’t just have sales tax differences between counties! It can have sales tax differences between different parts of the same city, if they decide to set it up that way - usually as part of a Community Improvement District, or a Transit Development District, or what have you. The idea is that they built some infrastructure for retailers to take advantage of, and the retailers should add an extra 1% or so to pay for it. This is one reason why applying sales tax to online purchases is such a pain, and helps favor the incumbents like Amazon.