Originally Posted by Future Rodney King
To many pilots call passing FL..... climbing FL..... on hand over when still below transition. The correct read back should be passing altitude until you are above the transition using your standby altimeter for reference, a lack of understanding?
Subtle difference in the UK:
UK AIP ENR 1.7 paragraph 5.1.4 states ‘...when cleared for climb to a Flight Level, vertical position will be expressed in terms of Flight Level...’
https://publicapps.caa.co.uk/docs/33...ice2014004.pdf
http://www.ead.eurocontrol.int/eadba...2016-03-31.pdf