(1) This section shall come into operation two years after the passing of this Act ("the operative date").

(2) The rules of every trade union shall contain a provision that -

(a) the union shall not organise, participate in, sanction or support a strike or other industrial action without a secret ballot, entitlement to vote in which shall be accorded equally to all members whom it is reasonable at the time of the ballot for the union concerned to believe will be called upon to engage in the strike or other industrial action;

(b) the union shall take reasonable steps to ensure that every member entitled to vote in the ballot votes without interference from, or constraint imposed by, the union or any of its members, officials or employees and, so far as is reasonably possible, that such members shall be given a fair opportunity of voting;

(c) the committee of management or other controlling authority of a trade union shall have full discretion in relation to organising, participating in, sanctioning or supporting a strike or other industrial action notwithstanding that the majority of those voting in the ballot, including an aggregate ballot referred to in paragraph (d), favour such strike or other industrial action;