172SIn section 78(1) (interpretation), the following amendments shall be made—
(a)in the definition of “local authority”, for the words from “has” onwards there shall be substituted the words “ means a regional, islands or district council ”;
(b)in the definition of “planning authority”, for the words from “has” onwards there shall be substituted the words “ means a general, regional or district planning authority within the meaning of Part IX of the Local Government (Scotland) Act 1973. ”