Noisy
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The world is being quietly rearranged by people who write very long documents.

Federal Register · June 10, 2025
The title they went with Airworthiness Directives; MHI RJ Aviation ULC (Type Certificate Previously Held by Bombardier, Inc.) Airplanes Noisy translates that to

Regional jet operators must now pay for stricter maintenance

What happened
The US aviation regulator now requires new, stricter maintenance tasks for specific regional jet models. Operators of these planes must update their maintenance programs to include these tasks, which will increase their operating costs.
Why it matters
Airlines operating specific regional jets from MHI RJ Aviation ULC now face higher maintenance costs. The US aviation regulator found an unsafe condition, forcing these operators to revise their maintenance schedules. This ensures the planes remain safe, but it adds a new, permanent operational expense for these aircraft.
The signal
Watch for any public statements from affected airlines about increased maintenance costs or operational impacts, or potential adjustments to their fleet strategies.
If you insist
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