BULGARIA – CRIMINAL CODE
GENERAL PART
Chapter Two - CRIME
Section I -General Provisions
Article 13a
(New, SG No. 28/1982)
(1) An act shall be considered not dangerous to society where committed under justified economic risk - in order to achieve substantial results for the benefit of society or to avoid considerable damages, provided it is not counter to explicit ban established by normative act, complies to the modern scientific and technical achievements and experience, does not endanger the life and health of another, and if the acting person has done everything within his capacity to avert the occurrence of the harmful consequences.
(2) In deciding the issue whether the risk was justified, taken into consideration must also be the correlation between the expected positive result and the eventual negative consequences, as well as the probability of their occurrence.
Necessity - national proceedings
EDIT.