In most countries, electronic passports have been in wide use for some time, but some older travel documents and those issued by certain countries may not have the biometric chip. Therefore, one should look at one’s passport and use the link above to decipher whether or not one’s passport has biometric encoding and therefore complies with recently issued rules and regulations.

It should be noted that the visa waiver program requires that most travelers traveling to the USA on a waiver utilize the Electronic System for Travel Authorization (or ESTA) before they travel to the USA. In a way ESTA is a sort of pre-travel authorization although not a visa per se.