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Illinois 1099 Filing Requirements 2025

Understand your state filing requirements

  • Illinois 1099-B Due Date
  • Illinois State Form W-2 Filing Deadlines
  • Illinois 1099 filing methods
  • Illinois State Mailing Address
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Filing Requirement

Illinois State Requires the following Forms:

Form 1099-MISC

Miscellaneous Information

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Form 1099-NEC

Nonemployee compensation

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Form 1099-K

Third-party transactions

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Form 1099-B

Broker & Barter Exchange

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Form 1099-R

Distributions from Pensions

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Form 1099-INT

Interest Income

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Form W-2G

Gambling Winnings

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Form W-2

Wage and Tax Statements

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Deadline for Illinois State Filing Taxes:

Illinois Form 1099 Filing Deadline
March 31, 2026
Illinois Form 1099-NEC and Form W-2 Filing Deadline
February 02, 2026

1099ly allows you to eFile Illinois forms online with an easy and secure filing process.

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Illinois State Filing Scenario for the following Forms:

ScenarioCFSF ParticipationDirect State Filing
1099-MISC

Not Required

Yes, on a voluntary basis.

Filing method: Electronic

Pricing: $0.99 Per form

1099-NEC

Not Required

Yes, on a voluntary basis.

Filing method: Electronic

Pricing: $0.99 Per form

1099-K

NA

Yes, if the recipient has an Illinois address.

Filing method: Electronic

Pricing: $0.99 Per form

1099-B

NA

Yes, on a voluntary basis.

Filing method: Electronic

Pricing: $0.99 Per form

1099-R

NA

Yes, mandatory state filing is required.

Filing method: Electronic

Pricing: $0.99 Per form

1099-G

Not Required

Not Required

1099-INT

Not Required

Yes, on a voluntary basis or if taxes are withheld.

Filing method: Electronic

Pricing: $0.99 Per form

W-2G

NA

Forms W-2, W-2c, and W-2G are required to be electronically filed with Illinois. You may request a waiver of the electronic filing requirement if you do not have internet access or it is a hardship to file electronically.

Filing method: Electronic

Pricing: $0.99 Per form

W-2

NA

Yes, mandatory state filing is required.

Filing method: Electronic

Pricing: $0.99 Per form

We support the filing of Form 1099 and W-2 forms with the IRS and the State of Illinois.

State Filing Corrections Pricing:

1099 Corrections
Filing method: Electronic · Pricing: $0.99 per form
W-2C
Filing method: Electronic · Pricing: $0.99 per form
1099-MISC1099-NEC1099-K1099-R1099-INTW-2G

Illinois State Mailing Address

Illinois Department of RevenueP.O. Box 19052Springfield, IL 62794-9052

Frequently Asked Questions

Yes. Illinois requires 1099 forms reporting Illinois-source income or state tax withholding. Some 1099 forms may be filed on a voluntary basis, while 1099-R and W-2G filings are mandatory.
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