Revealed: who can fly drones in UK airspace
However, privacy campaigners have grave concerns about the proliferation of the technology and want an urgent review of regulations. "The increasing use of drones by private companies and government bodies poses a unique set of problems," said Eric King, head of research at campaign group Privacy International.
"The CAA considers health and safety issues when deciding whether or not to grant licences to operate drone technology, but this is a very low bar. We need new regulation to ensure privacy and other civil liberties are also taken into account during the decision-making process."