In the article there are the ethical principles that should guide the psychologist in working with different cultures, victims in an emergency situation. There is an attempt of comparative analysis of the main provisions of the ethical code of the Russian psychological society and the ethical code of the European Federation of psychological associations. Conclusions: 1. Psychologist helping people in the emergency area should have high qualification and special training. 2. A record of all specific duties in the emergency area contributes to aid effectiveness and maintains the occupational health specialist. 3. Knowledge of and adherence to ethical principles in working with people in the emergency area is not less important and mandatory for the psychologist than professional knowledge and skills.