Upon receipt of the modification and a request by the state of occurrence for participation, the state of design and the state of manufacture shall in the case of an accident or serious incident inform the state of occurrence of the name of its representative to be present at the investigation when the aircraft:
Has a maximum mass over 2 250 kg
Has a maximum mass over 5 700 kg
Has a maximum mass over 100 000 kg
Has a maximum mass over 27 000 kg