Your current status will expire more than 30 days before the initial F-1 or M-1 program start date. We may approve your Form I-539 change of status request only if you are maintaining your B-1/B-2 status up to 30 days before your program’s initial start date. If your status will expire more than 30 days before your F-1 or M-1 program’s initial start date,
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여기 문구에 "the initial F-1 program start date"는 아래 중 어떤날을 지칭하는지요? 헷갈리네요. ⓐ I-539 온라인으로 접수완료된 시점 ⓑ I-539 접수완료 됐다고 email온 시점 ⓒ 기타 다른 시점???