(1)In this Part of this Act the expression " local authority " means the council of a county or county borough in England or Wales, and the council of a county or of a large burgh in Scotland:
Provided that in section thirty-one of this Act the said expression means as respects England and Wales any such council as is specified in the definition of the said expression in section sixty-four of this Act, and as respects Scotland a county, town or district council.
(2)The provisions of the Third Schedule to this Act shall have effect with respect to the establishment of committees and joint boards for the purposes of this Part of this Act.