18In section 29 (interpretation)—
(a)in subsection (1) the definitions of " buildings authority ", " burgh ", " landward area " and " master of works " shall cease to have effect and for the definition of " local authority" there shall be substituted the following definition—
‘" local authority " means the council of an islands area or district, except that in the case of a district situated within the Highland, Borders or Dumfries and Galloway region it means the council of that region ;’;
(b)in subsection (4) for the words " a county council or a town council" there shall be substituted the words " or a local highway authority ";
(c)subsections (6) and (7) shall cease to have effect;
(d)in subsection (8) the words " two or more buildings authorities or " and the words " such one of those buildings authorities or, as the case may be " shall cease to have effect;
(e)subsection (9) shall cease to have effect.