Originally Posted by gasax
I'm also pretty sure that the old 500 ft rule has been retained, not the otherwise universal 500 ft SERA rule which Billiebob quotes
Correct (at least as far as I can see):
ORS4No1065.pdf
Extract:
General (SERA.5005(f)(2))
a) The Civil Aviation Authority (CAA) permits, under paragraphs SERA.3105 and SERA.5005(f), an aircraft to fly at a height of less than 150 metres (500 feet) above the highest obstacle within a radius of 150 metres (500 feet) from the aircraft, subject to the condition set out in subparagraph (b).
b)The aircraft must not be flown closer than 150 metres (500 feet) to any person, vessel, vehicle or structure except with the permission of the CAA.
OC619