The United States has banned passengers from seven countries and restricted travel from five more in response to the Paris attacks.

Here’s what you need to know about the ban.

Read MoreFirst-Class passengers from the countries affected by the travel ban are: Iran, Iraq, Libya, Somalia, Sudan and Syria.

They will be affected by a second-class system, which means they will be able to travel on a first-class flight.

The United States also temporarily suspended visas for nationals of Iraq, Syria and Iran.

All seven countries are in the Middle East, including Israel, Jordan and the Palestinian territories.

The US is a member of the Iran-Iraq nuclear deal, which lifted a US ban on the oil industry, but the US has not signed on to the new Iran nuclear deal.