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Welcome to the new IDES website! How do I know this is official?

Federal benefit programs expired on September 4th. Learn about what this means for you.

Employers: Forms and Publications

Some of the most frequently used forms and publications by employers are provided below, covering topics and specific questions that often come up when doing business with IDES.

UI-HA Report for Household Employers (Tax) Form & Instructions

IDES form used to report wages of household employees (Illinois).

Employers can also file online using Updated 1/2021

Unemployment Insurance Notice (Poster)

This poster fulfills all posting requirements for the Illinois Department of Employment Security. Employers are required to post this notice in a conspicuous place for all employees.

Report to Determine Liability Under the UI Act (Form UI-1)

This IDES form must be filed within 30 days by any employing unit that commences business in Illinois, whether by purchase of a business already being operated, by starting a new business, or otherwise.

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revised 3/2020

Employers Claim for Adjustment or Refund (Form UI-28)

If there is an overpayment on your account, request a refund online at, or by completing this UI-28 form and faxing it to 217-557-1948.

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revised: 2/10/2021

Power of Attorney for Representing Employer under the Illinois Unemployment Insurance Act (Form LE-10) and Special Mailing Form (Form UI-1M)

These forms are used to authorize an individual or party to represent the Employer before the Director (of IDES) in any and all matters, and to receive information pertaining to the Employer's liability under the UI Act. (Rev. 2/2020)

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Notice of Change

Employers use this form to report name, address, telephone, or other material changes to the business. It is also used to close a business UI tax account. Barcode added. Revised 3/2020.

Employers Contribution and Wage Report (Form UI-3/40, Quarterly)

For employers filing paper-style contribution and wage reports, use the IDES Form Ul-3/40. MyTax Illinois is the preferred method for filing both monthly and quarterly reports.  This is the form ONLY for tax year 2020. (Rev. 1/2021)

Voluntary Leave Questionnaire - Employers (Form ADJ002FE)

An employer form used to collect information about whether an individual who quits his/her job did so without good cause attributable to his/her employer.

Able and Available Questionnaire for Employers (Form ADJ017FE)

IDES uses this form to determine whether an unemployed individual able to work, available for work and actively seeking work. The information provided will be used for the purpose of determining a claimant's eligibility for benefits.

Application for Revision of Benefit Charges (Form BCS001F)

The form is used by an employer to protest benefit charges for former employee(s) who may have been erroneously paid unemployment benefits.

Illinois Unemployment Insurance Law Handbook (CLI106L)

IDES published the Illinois Unemployment Insurance Law Handbook (also known as the UI Law Handbook) in response to a need for a single, comprehensive, and updated legal resource.

Refusal to Return to Work Reporting Form

Please utilize this form to notify us of one or more claimants who have refused to return to work when offered by you or your representative. Include detailed explanation of the reasons that employee provided for refusing to return to work.

Guidance For Employers and Employees on Workers' Rights and Safety During The Restore Illinois Plan: English | Spanish | Polish | Chinese

This guidance is intended to help both employers and employees educate themselves about minimum required workplace safety requirements, as well as best practices to promote a safe and well-functioning workplace during the COVID-19 pandemic, and to provide guidance on some frequently asked questions about COVID-19 and the workplace.