Illinois overview (1041)

This article contains all information available in the Help & How-To Center about filing Illinois 1041 returns in Onvio Tax.

Calculations & data entry

Complex trusts

Nonresident withholding

Schedule D

Schedule K1-T

Filing requirements

Electronic filing information

Estimates

Extensions

Forms & E-file approval

To find out whether a form is approved for filing or if a state is available for e-filing in Onvio Tax, check out the Approval Status widget on the Tax dashboard. For details, see Using the Onvio Tax dashboard.


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