The International Air Transport Association (IATA) said on Thursday that the costs to retrofit airplane altimeters to prevent 5G interference could cost the airline industry at least $637 million.
The organization, which represents more than 100 carriers that fly to the United States, said in comments filed with the Federal Aviation Administration (FAA) that the costs would be far higher than the $26 million estimated by the agency last month.
The FAA proposed in January requiring all passenger and cargo aircraft in the United States to have 5G C-band-tolerant radio altimeters or approved filters by Feb. 24, 2024, citing concern about a potential “catastrophic incident” caused by interference from new 5G networks….