Patent ID: 7272577

Claim:
A method in a computing environment for determining a tax associated with an Internet transaction, the method comprising: determining a destination address; determining an origination address; providing an address-geographical-region (AGR) table that associates said destination address with one or more geographic regions and said origination address with one or more geographic regions; based on said AGR table, determining one or more geographic regions associated with said destination address and one or more geographic regions associated with said origination address; providing a geographic-region/tax-district (GRTD) table that associates said one or more geographic regions of said destination address with one or more tax districts and said one or more geographic regions of said origination address with one or more tax districts; based on said GRTD table, determining one or more tax districts associated with said one or more geographic regions of said destination address and one or more tax districts associated with said one or more geographic regions of said origination address; comparing said one or more tax districts of said destination address to said one or more tax districts of said origination address; identifying a set of geographic areas that said destination address and said origination address have in common; determining a tax rate based on said set of identified geographic areas; and computing the tax associated with the Internet transaction based upon the determined tax rate.