The joint planning committee for Greater London established under section 5 of the Local Government Act 1985 shall continue to discharge the functions mentioned in subsection (2).
The joint planning committee shall—
and the committee may, if it thinks fit, contribute towards the expenses of any such body as is mentioned in paragraph (c).
The expenses of the joint planning committee which have been incurred with the approval of at least two-thirds of the local planning authorities in Greater London shall be defrayed by those authorities in such proportions as they may decide or, in default of a decision by them, as the Secretary of State may determine.
References in this section to the local planning authorities in Greater London are to the authorities which are local planning authorities for the purposes of Part II.