USC OPT 收费信息
$200 OIS STEM OPT Extension Administration Fee
Students requesting a STEM OPT Extension I-20 from OIS will be required to pay a non-refundable $200 fee. This fee supports OIS services related to DHS reporting requirements and maintenance of status throughout the period of request and STEM OPT Extension employment. Extended services provided to STEM OPT Extension students include I-20 travel endorsements, review and processing of mandated reports, and continued access to advisors for questions pertaining to their F-1 status and STEM OPT Extension employment matters.
https://ois.usc.edu/employment/employment-f1/opt/opt-stem/faq-about-stem-opt-extension/#1