Eight people thought to be infected with measles reportedly canceled their air travel plans after learning they could be located under a health-related tour ban.

The Washington Post said Friday that the individuals had been cooperative. Once knowledgeable using health officers, they could be positioned on a Do Not Board List controlled by the Centers for Disease Control and Prevention. The listing, which isn’t the same as the No-Fly listing, has impacted the reason that 2007 and is meant to prevent business journey for individuals with “any communicable sicknesses that pose a severe public health danger,” with measles, according to the employer.

The measure is used as a final motel. In the end, different alternatives were pursued, Martin Cetron, CDC Director for the Division of Global Migration and Quarantine, advised the Post. For example, the paper reported the CDC ought to confirm that a person is currently or “likely to be infectious” that allows you to have them placed on the listing, even though the organization told CNN the measure could also be taken if a man or woman isn’t measles immune and is predicted to come into touch with a person who has the virus.

Officials reportedly negotiate with airlines to avoid additional charges to the individual because of changed travel plans, in a few cases even securing refunds for cooperative flyers, in step with the Post. The CDC enforces the fitness-associated journey ban with the Department of Homeland Security. Still, Cetron informed CNN that informing individuals that they will be located at the listing effectively ensures their cooperation during maximum cases.

The discussions about a potential travel ban befell after health officers in five states, California, Illinois, New York, Oklahoma, and Washington, contacted the CDC about the tourists. It comes as the U.S. Has seen the worst measles outbreak due to 1994, with 880 cases confirmed across 24 states thus far this 12 months. New York has seen a large spike in measles cases, with 535 confirmed in Brooklyn in Queens due to September and another 250 reported in Rockland County.

Patrick Gallahue, a spokesperson for the New York City Department of Mental Health and Hygiene, told CNN that town fitness official “labored with individuals who had been now not immune to measles to prevent them from flying in the course of the 21 days once they were uncovered to measles virus, while they were at hazard for getting ill,” but brought that no person has been positioned at the CDC’s list at some stage in this outbreak.

Rockland fitness officers also contacted the CDC about putting individuals on the list. John Lyon, director of strategic conversation for Rockland County Executive Ed Day, told the Post that the measure “served as an effective deterrent” to save them from traveling.