Article 4 Directors of the trust Changes not yet applied. Later legislation changes this provision in ways not yet written into the text below: arts 3, 4 am by Warwickshire Ambulance Service National Health Service Trust (Establishment) 2004 arts 2, 3 The trust shall have, in addition to the chairman, 4 non-executive directors and 4 executive directors. ← Article 3 Article 4 Article 5 →