If you are a citizen of a country that is included in the US VWP (Visa Waiver program), an ESTA visa is mandatory when traveling to the US for business, transit, or holiday for less than ninety days. Whether you plan to enter the country via sea or air, the ESTA is mandatory. If not, you will have problems entering the United States since the immigration officials can deny you entry at the border. You may also face a large fine and possible jail time. It is advisable to apply for the travel authorization right now if you plan to travel to the United States.
The travel authorization program is operated by the US Government Department for Homeland Security. The application should be submitted online. The process takes less than five minutes and you will get the approval within a couple of hours depending on the accuracy of the information you provide. There is a small payment to make when applying for the visa. You can pay it with a valid Visa or Mastercard. The approval is valid for two years from the date it was issued or until the passport expires.
There are several requirements to be fulfilled when applying for the travel authorization. You should be a citizen of a country that participates in the VWP of the United States. Your passport should have a machine-readable section in its biographic page. The passport should be valid for the entire period of your travel to the US. The immigration authorities advise that you apply for the visa at least 72 hours before you board the flight or ship. There are special flights and ships authorized to carry people with the ESTA. These are important things that you need to consider when applying for the travel authorization when planning to travel to the US.