On Monday, June 8, The Department of Homeland Security (DHS) published its final rule on the Electronic System for Travel Authorization (ESTA), which is the online pre-verification system used for individuals traveling to the U.S. under the Visa Waiver Program (VWP). DHS adopted the rule as final with one substantive change, interim amendments regarding requirements for use, and the establishment of a $4 fee for use of the system which will take effect starting in October 2020. The rule becomes effective on July 8, 2015.