ALERT: Starting April 3, 2023, certain F-1 students seeking Optional Practical Training (OPT) and F-1 students seeking science, technology, engineering, and mathematics (STEM) OPT extensions may file Form I-765, Application for Employment Authorization, together with Form I-907 when filing online or by mail.Īs of March 6, 2023, certain F-1 students seeking Optional Practical Training (OPT) and F-1 students seeking science, technology, engineering, and mathematics (STEM) OPT extensions who have a pending Form I-765, Application for Employment Authorization, and wish to request a premium processing upgrade, can file their Form I-907 online.