3. Section 3 of the Principal Act is amended—
(a) by omitting from subsection (1) the definition of “casino” and substituting the following definition:
“ ‘casino' means—
(a) an area designated under paragraph 4 (1) (a); and
(b) an area, or all the areas, designated under paragraph 4 (1) (b);”; and
(b) by inserting after subsection (1) the following subsection:
“(1A) In this Act, a reference to ‘the casino' shall be read as a reference to—
(a) the area designated under paragraph 4 (1) (a);
(b) the area, or the aggregation of the areas, designated under paragraph 4 (1) (b); and
(c) if there is in effect a designation under each of those paragraphs—all designated areas;
as the case requires.”.