U.S. Citizenship and Immigration Services (USCIS) released a revised Form I-9, Employment Eligibility Verification, and updated the Instructions for Form I-9. Employers must begin using the new version (dated July 17, 2017) by September 18, 2017. Until then, either the revised version or the version dated November 14, 2016, may be used. The new form and instructions are available on USCIS’s Form I-9 website.