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The Federal Aviation Administration is updating airworthiness directives for certain Boeing airplanes to address new 5G wireless signal issues in Canadian airspace. These changes take effect July 1, 2026.

Why it matters: This rule ensures that U.S.-registered Boeing aircraft operating in Canada comply with new Canadian safety standards. It clarifies operational limits for pilots and airlines, specifically regarding how to handle landing and approach procedures when 5G signals might disrupt critical flight instruments like radio altimeters.

Who it affects

  • Airlines and operators flying Boeing transport or commuter category airplanes equipped with radio altimeters into Canada

This is a final rule from the Federal Aviation Administration published in the Federal Register; readers should consult the full document for specific model numbers and detailed operational procedures.

Agency: Transportation Department, Federal Aviation Administration
Source: Federal Register — read the official document

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