If any of the forms listed below are filed as stand-alone returns, they must be filed on paper since they aren't currently processed on the IRS' Modernized e-File (MeF) system.
For a complete list of forms you can file through the MeF system, see the IRS website.
| 1120-C (formerly 990-C) | Farmer's Cooperative Association |
| 1120-FSC | Foreign Sales Corporations |
| 1120-H | Homeowners Association |
| 1120-IC-DISC | Interest Charge Domestic International sales |
| 1120-ND | Nuclear Decommission Trusts |
| 1120-REIT | Real Estate Investment Trust |
| 1120-RIC | Regulated Investment Companies |
| 1120SF | Settlement Funds |
Corporations required to e-file who have 1120-L or 1120-PC subsidiary returns must file them in XML format. See e-file for Large Business and International (LB&I) page on the IRS website for additional information.
ProConnect doesn't support all of these forms. The forms supported by ProConnect to complete and paper file are Forms 1120-C and 1120-H.
