Indiana S-Corporations Form Availability (print only)
Form IT-6WTH, Composite Withholding Tax Voucher
01/15/2026
Form IN Sch COMP, Schedule Composite
01/15/2026
IT-6, Estimate Voucher
01/15/2026
Sch IN-EDGE-R, Economic Dev. for a Growing Econo Retention Cr
01/15/2026
IT-6, EXT, S Corporation Extension Payment
01/15/2026
Sch IT-20REC, Research Expense Tax Credit
01/15/2026
Indiana Withholding and Composite Filing Opt-Out Affidavit
01/15/2026
Form IT-20S, Indiana S Corporation Income Tax Return
01/15/2026
Pass Through Entity Tax Election
01/15/2026
Form IN Sch E, Apportionment of AGI
01/15/2026
Schedule E-7, Apportionment for Interstate Transportation
01/15/2026
Sch IN-OCC, Other Certified Credits
01/15/2026
Schedule EZ 1, 2, 3, Enterprise Zone Credit
01/15/2026
E-6, Request for Corporate Estimate Vouchers
01/15/2026
Schedule IN K-1, Partner's Share of Indiana Adjusted Gross Income
01/15/2026
Sch IN-EDGE, Economic Dev. for a Growing Economy Credit
01/15/2026
Form IT-20S, Indiana S Corporation Income Tax Return
01/15/2026
Pass Through Entity Tax Return
01/15/2026