The Transportation Security Administration announced Thursday that masks would proceed to beryllium required connected each proscription modes done mid-March.
On its website, the bureau said the mandate would beryllium successful spot done March 18.
Masks volition proceed to beryllium required astatine "airports, onboard commercialized aircraft, over-the-road buses, and connected a commuter autobus and obstruction systems."
News of the disguise hold by TSA comes arsenic the Biden administration released details connected efforts to combat the Omicron variant, which was discovered by scientists successful South Africa past week.
On Wednesday, U.S. wellness officials announced that a idiosyncratic successful California had go the archetypal successful the U.S. to person an identified lawsuit of the omicron variant.
Clusters of cases person been identified successful Hong Kong, Australia, Portugal, and Canada.
TSA began requiring travelers to deterioration masks successful airports and during flights connected Feb. 1.