Navigate / EASA
GM1 SERA.14095(c)(1)(ii)(F)  Distress and urgency radiotelephony communication procedures

ED Decision 2016/023/R

Any other useful information may consist of information such as but not limited to remaining aircraft endurance/fuel/energy, number of persons on board, possible presence of hazardous materials and the nature thereof, aircraft colour/markings, survival aids, etc., and may also be transmitted in situation of distress.