Illinois franchise tax: due date, fees & penalties (2026)
Quick answer
ANNUAL FRANCHISE TAX
Late charge
If annual report is late, multiply line 11d2 by .10. If no tax due in 11d2, no penalty is computed. If annual franchise tax is late, multiply line 11d2 by .02 for each month late or part thereof. (Minimum of $1) If no tax due in 11d2, no interest is computed.
Last verified Oct 25, 2026
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ANNUAL FRANCHISE TAX
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ANNUAL FRANCHISE TAX
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ANNUAL FRANCHISE TAX
Late penalty
If annual report is late, multiply line 11d2 by .10. If no tax due in 11d2, no penalty is computed. If annual franchise tax is late, multiply line 11d2 by .02 for each month late or part thereof. (Minimum of $1) If no tax due in 11d2, no interest is computed.
Last verified Oct 25, 2026 — source and quotation
If annual report is late, multiply line 11d2 by .10. If no tax due in 11d2, no penalty is computed. If annual franchise tax is late, multiply line 11d2 by .02 for each month late or part thereof. (Minimum of $1) If no tax due in 11d2, no interest is computed.Official source
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Official sources and verification (3)
Last verified Oct 25, 2026. Each quotation supports the corresponding published value.
ANNUAL FRANCHISE TAX
ANNUAL FRANCHISE TAX
Annual Report BCA 14.05-DomesticOfficial source
Last verified Oct 25, 2026
Corporation
corporation
Annual Report BCA 14.05-DomesticOfficial source
Last verified Oct 25, 2026
If annual report is late, multiply line 11d2 by .10. If no tax due in 11d2, no penalty is computed. If annual franchise tax is late, multiply line 11d2 by .02 for each month late or part thereof. (Minimum of $1) If no tax due in 11d2, no interest is computed.
If annual report is late, 10% of franchise tax due. Late franchise tax adds 2% per month or part, minimum $1; no penalty or interest when no tax is due.
If annual report is late, multiply line 11d2 by .10. If no tax due in 11d2, no penalty is computed. If annual franchise tax is late, multiply line 11d2 by .02 for each month late or part thereof. (Minimum of $1) If no tax due in 11d2, no interest is computed.Official source
Last verified Oct 25, 2026
Not yet verified: annual franchise tax: deadline rule, annual franchise tax: fee, annual franchise tax: grace — see the official agency.
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