New FAA Rule Turns Airplane Bathrooms Into Deadly Traps 11.84K Remy Stern 03/10/11 01:29PM Filed to: Gizmodo Gizmodo Republished Air Worthiness Directive 2011-04-09. That's the name of the new FAA rule that may kill you one day. It dictates that all emergency oxygen masks should be removed from lavatories in every commercial plane in the United States. [Gizmodo]