Article 4 Directors of the trust Changes not yet applied. Later legislation changes this provision in ways not yet written into the text below: art.4 amended by West Yorkshire Metropolitan Ambulance Service National Health Service Trust (Establishment) 2000 art.2 art.4 amended by West Yorkshire Metropolitan Ambulance Service National Health Service Trust (Establishment) 1997 art.2 The trust shall have, in addition to the chairman, 4 non-executive directors and 4 executive directors. ← Article 3 Article 4 Article 5 →