If you are delivering your printed books to one of these states, sales tax (for that state) would be applicable.
Washington (State of)
Oregon (This state does not currently have a sales tax. If they did, we would charge)
All eBook download sales are taxable in the following states/regions. We would charge sales tax in the following states: New Jersey, Tennessee, Maine, Wisconsin & Washington state and all EU regions.
(* Please note: There is no tax exclusion permitted on downloadable eBook sales).