TSH is proud to announce support for the AvaTax engine from avalara . All your tax liability is entered online and each product can be mapped to a specific unspsc code or taxable class (available on their site/spreadsheet). Then each time an order is place a website call is made to calculate the tax. The website allows options for customer specific exemptions and they map to geo codes based upon the shipping address, not zip codes so they are more accurate. They also offer the ability to file your taxes for you with the correct forms for state/local etc Note: There is an added cost from TSH as well on ongoing monthly fees for this service
Taxrates.com – Our simplest option, login to the website and download a spreadsheet of all zip codes you have a tax nexus in. You can them upload into MDS this will create the tax jurisdictions. Then when setting up customers just key in the zip code to get the correct tax rate, Update as often as needed check with your accountant.