(1) It shall not be an offence to commit an act, provided for by criminal law, which has caused damage to interests protected by law in the case of a legitimate risk for the achievement of socially useful purposes.

(2) The risk shall be deemed to be justified if the socially useful aim pursued could not have been achieved without a certain risk and if the person who admitted it took the necessary measures to prevent damage to interests protected by law.

(3) The risk may not be regarded as justified if it was knowingly combined with danger to life or danger of causing an ecological or social disaster.