PART II - GENERAL PRINCIPLES OF CRIMINAL LIABILITY
Sudden emergency
16. Subject to the express provisions of this Code relating to acts done under coercion, provocation or self defence, a person acting or omitting to act in a sudden or extraordinary emergency shall not be held criminally liable for acts and omissions done or made in such circumstances, if his or her acts or omissions were such as would have been done or made by a reasonable person.
Omission
Necessity - national proceedings
EDIT.