Thank you for taking the time to respond. But I'm confused. This other message thread says that Turbotax does support e-filing 1120S; but it's not available until February 15 (which passed 6 days ago). I would not mind mailing the amendment as a workaround, but the same thread says that 1120S amendments must be e-filed. Seehttps://ttlc.intuit.com/community/business-taxes/discussion/e-filing-options-for-amended-1120-s-for-...
