Upcoming changes from the Internal Revenue Service will allow for a completely paperless mortgage application process, according to industry participants. Beginning Jan. 7, the IRS will allow electronic signatures for IRS Form 4506-T, request for transcript of tax return. The electronic signatures will be allowed for tax transcripts ordered through the IRS Income Verification Express Services. The requirement of a manual signature on the IRS 4506-T was the last significant impediment to a truly ...