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Supported extension types

Extension return types and supported tax applications compatible with Extensions, along with the tax years supported for each return type.
This article contains an up-to-date list of extension return types (and their generating tax application) that you can upload into Extensions.
note
A federal extension form must be a part of the extension package. If the federal form is not present, your return will be marked with a status of NON-SUPPORTED or ERROR.
Federal forms for return types include:
  • Individual extensions (1040)
    : Form 4868
  • Entity extensions (1041, 1120, 1120-S, 1065)
    : Form 7004
  • Nonprofit extensions (990)
    : Form 8868
If you'd like us to add a return type that's not listed, send an email to our support department at support@safesend.com.
Return Type
Supported Tax Applications
Supported Tax Years
1040
CCH Axcess/ProSystem fx, UltraTax CS, GoSystem Tax RS, Lacerte
2021+
1040-NR
CCH Axcess/ProSystem fx, UltraTax CS, GoSystem Tax RS, Lacerte
2021+
1041
CCH Axcess/ProSystem fx, UltraTax CS, GoSystem Tax RS, Lacerte
2021+
1065
CCH Axcess/ProSystem fx, UltraTax CS, GoSystem Tax RS, Lacerte
2021+
1120
CCH Axcess/ProSystem fx, UltraTax CS, GoSystem Tax RS, Lacerte
2021+
1120-S
CCH Axcess/ProSystem fx, UltraTax CS, GoSystem Tax RS, Lacerte
2021+
990
CCH Axcess/ProSystem fx, UltraTax CS, GoSystem Tax RS, Lacerte
2022+

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