(1)A transaction between a person and the Agency shall not be invalidated by reason only of any failure by the Agency to observe its objects or the requirement in subsection (1) of section 160 that the Agency shall exercise the powers conferred by that subsection for the purpose of achieving its objects, and such a person shall not be concerned to see or enquire whether there has been any such failure.
(2)A transaction between a person and the Agency acting in purported exercise of its functions under this Part shall not be invalidated by reason only that it was carried out in contravention of any direction given under subsection (2) of section 167, and such a person shall not be concerned to see or enquire whether any directions under that subsection have been given or complied with.