### US F-1 Academic Student Visa Overview
The F-1 visa is the premier nonimmigrant visa for full-time international students studying at SEVP-certified colleges and universities in the United States.
#### Key Eligibility Requirements:
1. **Form I-20 (Certificate of Eligibility):** Issued directly by your university upon admission and proof of financial capability.
2. **SEVIS I-901 Fee:** Mandatory $350 fee paid to the Student and Exchange Visitor Program prior to visa interview scheduling.
3. **DS-160 Application & Consular Interview:** Completion of online form DS-160 and in-person consular interview at the nearest US Embassy or Consulate.
4. **Financial Evidence:** Bank statements, scholarship letters, or sponsor affidavits demonstrating ability to cover full annual cost of attendance.
#### Working Rights & OPT:
- On-campus employment permitted up to **20 hours per week** while school is in session.
- Eligible for **Curricular Practical Training (CPT)** during degree and **Optional Practical Training (OPT)** for 12 months post-graduation.
- STEM degree graduates qualify for a **24-month STEM OPT extension** (total 36 months work authorization).Official source →