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Illinois Department of Revenue *563501110× 2015 Form IL1120 Corporation Income and Replacement Tax Return See When should I file? In the Form IL1120 instructions for a list of due dates. Enter the
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How to fill out 2015 form il-1120

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How to fill out 2015 form il-1120

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Step 1: Download the 2015 form IL-1120 from the official website of the Illinois Department of Revenue.
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Step 2: Read the instructions carefully to understand the requirements for filling out the form.
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Step 3: Gather all the necessary financial information, including income, expenses, deductions, and credits.
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Step 4: Enter the company's name, address, and federal employer identification number (FEIN) in the designated fields.
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Step 5: Fill out Part I - Income, by providing accurate details of the company's gross receipts, sales, and other income.
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Step 6: Continue to Part II - Allocation of Income and Apportionment Formula if your company operates in multiple states.
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Step 7: Complete Part III - Corporation Excise Tax by calculating the tax due based on the provided instructions.
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Step 8: Proceed to Part IV - Income Apportionment Factors and complete the required information if applicable.
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Step 9: Fill out Part V - Credits by reporting any tax credits your company may qualify for.
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Step 10: Provide any additional required information or documentation as specified in the form instructions.
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Step 11: Review the completed form IL-1120 for accuracy and make any necessary corrections.
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Step 12: Sign and date the form, and keep a copy for your records.
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Step 13: Submit the completed form IL-1120 and any required attachments to the Illinois Department of Revenue by the specified deadline.
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Step 14: Keep track of the submission, and if applicable, make any required payments according to the instructions provided.

Who needs 2015 form il-1120?

01
Corporations operating in Illinois
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S-corporations operating in Illinois
03
Partnerships with Illinois source income
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Limited liability companies (LLCs) classified as corporations or S-corporations
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Corporations or entities subject to Illinois Income Tax Act
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Form IL-1120 is the Illinois Corporation Income and Replacement Tax Return.
Any corporation doing business in Illinois or earning income in Illinois is required to file form IL-1120.
Form IL-1120 must be completed with accurate financial information such as income, deductions, and credits. It is recommended to follow the instructions provided by the Illinois Department of Revenue.
The purpose of form IL-1120 is to report the income, deductions, credits, and tax liability of a corporation operating in Illinois.
On form IL-1120, corporations must report their income, deductions, credits, and any tax liability owed to the state of Illinois.
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