521.Section 342 provides that in drawing up his strategy the Mayor is required to have regard to any regional planning guidance issued by the Secretary of State (such as that which currently exists for the South East region (currently RPG9 published in March 1994)) and any other matters that the Secretary of State may prescribe in regulations. He will also be required, by virtue of section 41(5), to have regard to current national policies (such as are set out in the Secretary of State's planning policy guidance notes ("PPGs")), to the availability of resources, and to the other matters set out there which apply to all the Mayor’s strategies.