Indemnity insurance shall be provided to cover the liability of the members of the Council of the Society by virtue of which any rule of law would otherwise attach to them in respect of any negligence, default, breach of trust or breach of duty of which they may be guilty in relation to the Society: provided that any such insurance shall not extend to any claim arising from any act or omission which the members of the Council of the  Society  knew  to  be  a  breach  of  duty  or  which  was committed by the members of the Council in reckless disregard to whether it was a breach of trust or breach of duty or not and provided also that any such insurance shall not extend to the costs of any unsuccessful defense to a criminal prosecution brought against the members of the Council of the Society in their capacity as members of the Council of the Society.