Spain’s rail traffic controllers’ union, SCF, is also urging the government to invest more in the railway safety system and accelerate its replacement with more modern technology.
—
Vasco Cotovio,
CNN Money,
29 Oct. 2026
Rather than approving only complete drones, the Blue UAS Framework also vets individual components like flight controllers, radios, Global Navigation Satellite System (GNSS) receivers, cameras and software.
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