Wisconsin Partnerships Form Availability
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Underpayment of Estimated Tax
01/16/2026
01/16/2026
Schedule 3K-1, Partners Share of Income, Deductions, etc
01/16/2026
01/16/2026
Credit for Net Tax Paid to Another State
01/16/2026
01/16/2026
Apportionment Percentage for Interstate Motor Carriers
01/16/2026
01/16/2026
Entity–Level Tax Computation
01/16/2026
01/16/2026
Schedule R, Wisconsin Research Credits
01/16/2026
01/16/2026
Schedule BD, Business Development Credit
01/16/2026
01/16/2026
Schedule RT, Related Entity Expenses Disclosure Statement
01/16/2026
01/16/2026
Premiums Factor for Insurance Companies
01/16/2026
01/16/2026
Receipts Factor for Interstate Brokers-Dealers, Investment Advisors, Investment Companies, and Underwriters
01/16/2026
01/16/2026
Apportionment Percentage for Interstate Telecommunications Companies
01/16/2026
01/16/2026
Apportionment Percentage for Interstate Financial Institutions
01/16/2026
01/16/2026
Single Sales Factor Apportionment Data for Nonspecialized Industries
01/16/2026
01/16/2026
Schedule MA-A, Agricultural Credit
01/16/2026
01/16/2026
Partnership Electronic Payment Voucher
01/16/2026
01/16/2026
Form 1CNP, Composite Individual Income Tax Return for Nonresident Partners
01/16/2026
unsupported
Form A-222, Power of Attorney
01/16/2026
unsupported
Schedule MA-M, Manufacturing Credit
01/16/2026
01/16/2026
Schedule HR, Historic Rehabilitation Credits
01/16/2026
01/16/2026
Schedule EC, Enterprise Zone Jobs Credit
01/16/2026
01/16/2026
Partnership Estimated Tax Voucher
01/16/2026
01/16/2026
Schedule VC, Venture Capital Credits
01/16/2026
01/16/2026
Form N, Nonapportionable and Separately Apportioned Income
01/16/2026
01/16/2026
Form 3, Partnership Return
01/16/2026
01/16/2026
Form WI Sch AR, Explanation of Amended Return
01/16/2026
unsupported
Schedule DE, Disregarded Entity Schedule
01/16/2026
unsupported