How to Prepare for an ICE Audit: The Importance of I-9 Compliance and Using E-Verify
- On 17 October 2025
- Posted by Chantal Mariotti
A blog by Jacquelyn Thorp MSHR, SPHR, PHRca
An audit by Immigration and Customs Enforcement (ICE) can be a high-stakes event for any employer. These audits focus primarily on verifying whether your workforce is legally authorized to work in the United States, and they start with a close review of your Form I-9s, a document required for every employee hired.
To stay compliant and minimize your risk, it’s essential to maintain accurate, complete, and well-organized I-9 forms. And if you’re not already using E-Verify, now is the time to consider integrating it into your hiring process as a powerful tool for added protection.
- What Happens in an ICE Audit?
When ICE initiates an audit, you’ll typically receive a Notice of Inspection (NOI) requiring you to produce I-9 records within three business days. ICE will then review each I-9 for errors, omissions, or signs of unauthorized employment.
- Why Accurate Form I-9s Are Critical
Form I-9 verifies an employee’s identity and legal authorization to work in the U.S. Even minor errors like a missing date or incorrect document type can result in significant civil penalties. That’s why having organized, legible, and up-to-date forms is non-negotiable.
- How E-Verify Strengthens Your Compliance
E-Verify is a voluntary (and in some states, mandatory) online system operated by the Department of Homeland Security (DHS) that allows employers to electronically confirm an employee’s work eligibility after completing the I-9.
Benefits of E-Verify include:
- Faster confirmation of employment eligibility
- Reduced risk of hiring unauthorized workers
- Stronger defense during ICE audits, as participation shows a good-faith effort to comply with the law
- Automatic alerts about document mismatches or potential issues
Using E-Verify doesn’t eliminate the need for a Form I-9, but it enhances your ability to detect and correct employment authorization issues early.
- Best Practices to Prepare for an ICE Audit
- Conduct regular internal I-9 audits to identify and correct mistakes.
- Purge outdated forms: Keep I-9s for 3 years after hire or 1 year after termination—whichever is later.
- Train your HR team on I-9 procedures and E-Verify best practices.
- Use E-Verify consistently for all new hires if you’ve enrolled.
- Store forms securely, electronic or paper, with easy access for audits.
- Document all corrections clearly and avoid backdating.
- If You Receive a Notice of Inspection
Don’t panic but act quickly. Gather your I-9s, consult legal counsel, and provide documentation as required. If you’re enrolled in E-Verify, records from the system can further support your compliance.
In Summary: To prepare for an ICE audit, your best defense is a proactive offense. Maintain clear, complete, and compliant Form I-9s, and use E-Verify to bolster your hiring process. Together, these tools show a strong commitment to legal compliance and significantly reduce your risk of fines or sanctions.
Here’s a short, clear explanation of the E-Verify process:
What Is the E-Verify Process?
E-Verify is a free, web-based system run by the U.S. Department of Homeland Security (DHS) in partnership with the Social Security Administration (SSA). It allows employers to confirm whether newly hired employees are authorized to work in the United States.
How It Works (Step-by-Step):
- Complete the Form I-9 After hiring a new employee, the employer completes Form I-9 to verify the employee’s identity and work authorization (this is required by law).
- Enter I-9 Information into E-Verify The employer logs into E-Verify and submits the employee’s information (from Section 1 and Section 2 of the I-9).
- System Checks Records E-Verify compares the information against SSA and DHS databases to confirm the employee’s eligibility to work.
- Receive Results (Usually within seconds) –Employment Authorized – The employee is authorized to work – Tentative Non-confirmation (TNC) – There’s a mismatch in the records. The employee can contest and resolve it.
- Take Action Based on Results If there’s a TNC, the employee is notified and given instructions to correct the issue. Employers must not take adverse action against the employee while the case is being resolved.
Important Notes:
- Employers must still complete Form I-9, even when using E-Verify.
- E-Verify is voluntary for most employers, but mandatory for federal contractors and in some states.
- It must be used only after an offer of employment has been made and the Form I-9 is completed
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