Oklahoma S-Corporations Form Availability
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Form 561-PTE, Capital Gain Deduction for an Electing PTE
12/19/2025
01/30/2026
Form 504-C, Application for Extension of Time to File an Oklahoma Income Tax Return for Corporations
12/19/2025
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Form 512-SA, Non-Resident Shareholder Agreement
12/19/2025
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Form OK 561-S, Oklahoma Net Capital Gain
12/19/2025
01/30/2026
Form OW-8-ESC, Corporate Estimated Tax Coupon (four quarters)
12/19/2025
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Form 587-PTE-SUP, Supplemental Schedule for Form 587-PTE
12/19/2025
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Form OW-8-P, Underpayment of Estimated Tax
12/19/2025
01/30/2026
Form 511CR, Other Credits Form
12/19/2025
01/30/2026
Form EF-V, Business Filers Income Tax Payment Voucher
12/19/2025
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Form 587-PTE, Pass-Through Entity Tax Statement
12/19/2025
01/30/2026
Form 512-S, Small Business Corporation Income and Franchise Tax Return
12/19/2025
01/30/2026
Form OK 569, Reporting Form Transfer or Allocation Tax Credit
12/19/2025
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Form OK 512-S-SUP, Supplemental Information for Form 512-S, Part 5
12/19/2025
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Form OK 506, Investment/New Jobs Credit
12/19/2025
01/30/2026
Form 586, Pass-Through Entity Election Form
12/19/2025
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Form EF, OK Income Tax Declaration for Electronic Filing
12/19/2025
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