(1) Chapter 7 of Part 10 of the Principal Act is amended -

(a) in section 372A(1)  -

(i) by the insertion before the definition of "qualifying area" of the following:

" 'property developer' means a person carrying on a trade which consists wholly or mainly of the construction or refurbishment of buildings or structures with a view to their sale;", and

(ii) in the definition of "qualifying period", by the substitution of "31 December 2002;" for "the 31st day of July, 2001;",

(b) in section 372B(1)  -

(i) by the substitution of the following for paragraph (b):

"(b) where such an area or areas is or are to be a qualifying area for the purposes of section 372D, one or more of the categories of building or structure mentioned in subsection (2) shall or shall not be a qualifying premises within the meaning of that section,", and

(ii) in paragraph (c), by the substitution of the following for the words from "or end after - " to the end of the paragraph:

"or end after 31 December 2002.",

(c) in section 372C -