The TaxSlayer Pro desktop program supports the following Wisconsin Business forms.
| WI Form 4 | Wisconsin Non-Combined Corporation Franchise or Income Tax Return |
| WI Form 4BL | Wisconsin Net Business Loss Carryforward for Separate Entity Corporations |
| WI Form N | Wisconsin Non apportionable, Separately Accounted, and Separately Apportioned Income |
| WI Form 4U | Underpayment of Estimated Tax by Corporations |
| WI Form 4-ES | Wisconsin Corporation Estimated Tax Voucher |
| WI Form 4-EPV | Wisconsin Corporation Estimated Payment Voucher |
| WI Form 5S | Wisconsin Tax-Option (S) Corporation Franchise or Income Tax Return |
| WI Schedule 5-K1 | Tax-Option (S) Corporation Shareholder’s Share of Income, Deductions, Credits, etc. |
| WI Schedule A-1 | Wisconsin Single Sales Factor Apportionment Data for Nonspecialized Industries |
| WI Schedule A-2 | Wisconsin Apportionment Percentage for Interstate Financial Institutions |
| WI Schedule A-3 | Wisconsin Apportionment Percentage for Interstate Motor Carriers |
| WI Schedule A-4 | Wisconsin Apportionment Percentage for Interstate Telecommunications Companies |
| WI Schedule A-5 | Wisconsin Premiums Factor for Insurance Companies |
| WI Schedule A-6 | Wisconsin Receipts Factor for Interstate Brokers-Dealers, Investment Advisors, Investment Companies, and Underwriters |
| WI Schedule AR | Explanation of Amended Return |
| WI Schedule BD | Business Development Credit |
| WI Schedule JT | Wisconsin Jobs Tax Credit |
| WI Schedule DC | Wisconsin Development Zones Credits |
| WI Schedule CR | Other Credits |
| WI Schedule CF | Carryforward of Unused Credits |
| WI Schedule DE | Disregarded Entity Schedule |
| WI Schedule EC | Enterprise Zone Jobs Credit |
| WI Schedule ED | Wisconsin Economic Development Tax Credit |
| WI Schedule FC | Farmland Preservation Credit |
| WI Schedule FC-A | Farmland Preservation Credit |
| WI Schedule HR | Wisconsin Historic Rehabilitation Credits |
| WI Schedule OS | Credit for Net Tax Paid to Another State |
| WI Schedule R | Wisconsin Research Credits |
| WI Schedule MA-A | Wisconsin Agricultural Credit |
| WI Schedule MA-M | Wisconsin Manufacturing Credit |
| WI Schedule LI | Wisconsin Low-Income Housing Tax Credit |
| WI Schedule TC | Wisconsin Technology Zone Credit |
| WI Schedule VC | Wisconsin Venture Capital Credits |
| WI Form W-RA | Required Attachments for Electronic Filing |
| WI Schedule 4V | Wisconsin Additions to Federal Income |
| WI Schedule 4W | Wisconsin Subtractions from Federal Income |
| WI Schedule 4Y | Wisconsin Subtraction Modification for Dividends |
| WI Form 3 | Wisconsin Partnership Return |
| WI Schedule 3K-1 | Partner’s Share of Income, Deductions, Credits, etc. |
| WI Form 3-ES | Wisconsin Partnership Estimated Tax Voucher |
| WI Form 3-EPV | Wisconsin Partnership Electronic Payment Voucher |
| WI Form 2 | Wisconsin Fiduciary Income Tax for Estates or Trusts |
| WI Schedule CC | Request for a Closing Certificate for Fiduciaries |
| WI Schedule 2M | Form 2 –Additions to and Subtractions from Income |
| WI Schedule U | Underpayment of Estimated Tax by Individuals, Partnerships, and Fiduciaries |
| WI Schedule WD | Capital Gains and Losses |
| WI Schedule 2-K1 | Beneficiary’s Share of Income, Deductions, etc. |
| WI Form EPV | Wisconsin Electronic Payment Voucher |
| WI Form 1-ES | Wisconsin Estimated Income Tax Voucher |
| WI Schedule NR | Computation of Wisconsin Taxable Income for Part-Year and Nonresident Estates and Trusts |
| WI Schedule 3-ET | Entity–Level Tax Computation |
| WI Schedule 5S-ET | Entity–Level Tax Computation |
| WI Schedule ET-OS | Credit for Net Tax Paid to Another State |
| WI Schedule ESBT | Computation of Wisconsin Taxable Income for Electing Small Business Trusts |
| WI Form PW-1 | Wisconsin Nonresident Income or Franchise Tax Withholding on Pass-Through Entity Income |
Additional Information: