Reg 1 r 2026

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The document is a Schedule REG-1-R form from the Illinois Department of Revenue, used by first-time registrants to identify responsible parties for filing tax returns and paying taxes. It requires information about the business, responsible individuals, and the specific taxes they will manage. The form must be completed accurately and submitted to the Central Registration Division of the Illinois Department of Revenue.

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Click ‘Get Form’ to open the REG-1-R in the editor.
Begin by identifying your business or organization. Fill in the business name and FEIN, and indicate if your corporation is publicly traded. If applicable, provide the ticker symbol.
Next, identify the person(s) responsible for filing returns and paying taxes. Enter their printed legal name, SSN, legal address, and phone number.
Check all applicable tax responsibilities such as sales and use taxes, motor vehicle renting tax, withholding income tax, etc.
Ensure you sign and date the form under penalties of perjury to confirm that the information provided is accurate.
If additional responsible parties need to be identified, repeat steps 3 to 5 for each individual.

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We have answers to the most popular questions from our customers. If you can't find an answer to your question, please contact us.

Do you have to register your LLC every year in Illinois?

If you register an LLC in Illinois, you must file an annual report. This includes LLCs formed under Illinois law and also LLCs from other states that have registered with the Illinois Secretary of State.

What is an RL-1?

Relev 1: Employment and other income (RL-1) Youll receive a Relev 1: Employment and other income (RL-1) from each Qubec-based employer you worked for during the year. This slip shows your income as well as any amounts deducted from it, including income tax, QPP contributions, and union dues.

What is an Illinois reg 1?

The REG-1 is the official business registration form used by the Illinois Department of Revenue (IDOR). Its how businesses register to collect sales tax, pay employee withholding, and report other state taxes.

Who needs to complete Schedule 1?

Form 1040 Schedule 1 allows you to claim additional sources of income that arent listed on Form 1040, including unemployment compensation, prize or award money, and gambling winnings. You can also use Schedule 1 to claim certain tax deductions.

What qualifies as a small business in Illinois?

Small business means any for profit entity, independently owned and operated, that grosses less than $4,000,000 per year or that has 50 or fewer full-time employees.

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