Your may submit the application for extension of stay or change of status before your current authorized stay expires. We suggest you flie at least 45 days before your stay expires or as soon as you determine your need to change or extend status.
Example for change of status: B1/B2 Visa change to F-1 Student Visa.
Example for extension: Extend B1/B2 Visa for another 6 months
Who may file extension or change of status?