16. The method of processing a taxpayer source document of claim 15 further comprising using a supplemental database to verify the type of taxpayer source document for the electronic image of the taxpayer source document and to extract tax data from the electronic image of the taxpayer source document.
16. The method of processing a taxpayer source document of claim 15 further comprising using a supplemental database to verify the type of taxpayer source document for the electronic image of the taxpayer source document and to extract tax data from the electronic image of the taxpayer source document. 17. The method of processing a taxpayer source document of claim 16 wherein the taxpayer source document is either a wage document, an investment document, or a deduction document.