arriving in the US at the port of entry. The form has to be completed and presented to the INS inspector who would ask you questions about the purpose of your trip, your stay duration, and your place of residence in the US. When you leave the country, you must provide the I-94 to your airline.

An approved INS Form I-94 can prove that you arrived in the US legally and that you have not stayed beyond the authorized period of stay.

More over, submitting INS Form I-94 to the proper authorities when you leave the US can prove that you did not violate US laws by staying too long and offers the proof that you are willing to obey U.S. immigration laws.

It is very important if you again want to travel to the US as an immigrant or nonimmigrant in the future to obey US laws.

You will need to replace your INS Form I-94 (Arrival Departure Record) if it was lost, stolen, or mutilated. If you are applying for an extension of stay or change of status.

Click here for a sample Arrival Departure Document