It is important for you to understand the immigration rules as they apply to your student status. The INS does not consider ignorance of the law a legitimate reason for failing to obey it. INS requires that a copy of your passport, I-94 and other immigration documents be kept on file in the IPO, as well as your local address and telephone number. Passport Keep your passport in a safe place. It is an important document.
Most passports are good for a limited period of time.
Your passport must be valid at all times while you are in the United States. It is your responsibility to know when it will expire and to contact the nearest Consulate or Embassy of your country. Your passport can only be extended by your government and it usually takes several weeks for a passport to be renewed, so be sure to allow enough time. Remember that you are in this country illegally when your passport expires. The visa stamped in your passport at the U.S. Embassy or Consulate is for permission to enter the United States for a specific purpose and period of time.