Article 4a Very-high frequency (VHF) emergency frequency

1.Without prejudice to paragraph 2, Member States shall ensure that the VHF emergency frequency (121.500 MHz) is only used for emergency purposes specified in point SERA.14095(d) of the Annex.

2.Member States may exceptionally allow the use of the VHF emergency frequency referred to in paragraph 1 for other purposes than those specified in point SERA.14095(d) of the Annex, if those are limited to what is necessary to achieve their aim and in order to reduce the impact upon aircraft in distress or emergency and on the operations of air traffic services units.