Every employer in the United States is required to complete Form I-9 to verify that employees are authorized to work. For years, many businesses treated I-9 audits as administrative reviews. Fix a few technical errors, pay a civil fine, and move on. That is changing. Federal law has always allowed criminal penalties for a pattern or practice of knowingly hiring or continuing to employ unauthorized workers. What’s different now is enforcement. I-9 audits are increasingly being used as the startin