Mississippi S-Corporations Form Availability (full-service only)
Print
E-file
Form 83-305, MS Interest/Pnlty on Underestimate of Corp Incm Tax
01/30/2026
unsupported
Form MS 84-110, S-Corporation Franchise Tax Schedule
02/06/2026
coming soon
Form 84-401, Tax Credit Summary Schedule
02/06/2026
coming soon
Form 84-155, NOL Schedule
02/06/2026
coming soon
Form 83-180, Mississippi Application for Automatic 6-Mo. Extension
01/30/2026
unsupported
Form MS 84-124, Direct Accounting Income Statement
01/30/2026
coming soon
Form MS 84-105, Pass -Through Entity Tax Return
02/13/2026
coming soon
Form 84-125, Business Income Apportionment Schedule
02/06/2026
coming soon
Form 84-105, MS S Corporation Income and Franchise Tax Return
02/13/2026
coming soon
Form 84-122, MS S Corp Computation of Net Taxable Income Schedule
02/06/2026
coming soon
Form 84-131, MS Schedule K
02/06/2026
coming soon
Form 84-132 Schedule K-1
01/30/2026
coming soon
83-120 Balance Sheet
01/30/2026
unsupported
Form 84-150, Nonbusiness Income Worksheet
02/06/2026
unsupported
Form 84-300 Pass-Through Entity Income Tax Voucher #2
02/06/2026
unsupported
Form 84-300 Pass-Through Entity Income Tax Voucher #1
02/06/2026
unsupported
Form 84-300 Pass-Through Entity Income Tax Voucher #4
02/06/2026
unsupported
Form 84-300 Pass-Through Entity Income Tax Voucher #3
02/06/2026
unsupported
Form MS 84-300, Pass-Through Entity Income Tax Voucher
02/06/2026
unsupported
Form MS8453-PTE, Pass-Through Entity Declaration for Electronic Filing
02/13/2026
unsupported
Form 84-380, Mississippi Nonresident Income Tax Agreement
02/13/2026
unsupported
84-381, MS Pass-Through Entity Election Form
02/13/2026
unsupported