*Online customers who e-filed IRS returns during the 2013 tax season had the option of answering "Given the opportunity, how likely are you to recommend TaxAct to your friends and family?" ** TaxAct Business 1120S allows you to prepare one 1120S tax return only. TaxAct Business 1120S Edition supports up to 100 shareholders. In order to e-file your 1120S federal return, you will need a scanner. The IRS requires that you print authorization Form 8453-S, sign it, scan it, convert the document to a PDF and attach it to your return. The IRS estimates a typical e-filed return with direct deposit will be deposited in 7-15 days.