In section 3(1) of the Principal Act—
(a) the definition of "metropolitan health service" is repealed ;
(b) in the definition of "former agency" after paragraph (b) insert —
"(ba) a metropolitan health service; or
(bb) a public hospital that on or after 1 July 2004 becomes a public health service; or
(bc) a public hospital that on the effective date of an Order under section 239 becomes a public health service; or
(bd) a transferring agency by virtue of an Order under section 248; or".
(c) insert the following definition—
' "public health service" means—
(a) a public health service listed in Schedule 5; or
(b) premises occupied by a public health service listed in Schedule 5—
as the case requires;';
(d) for the definition of "public hospital" substitute —
' "public hospital" means—
(a) a hospital listed in Schedule 1; or
(b) except in Division 4 of Part 3 and Parts 12 and 13, a public health service; or
(c) premises occupied by a hospital listed in Schedule 1 or, except in Division 4 of Part 3 and Parts 12 and 13, by a public health service—
as the case requires;';
(e) in the definition of "registered funded agency", after paragraph (c) insert —
"(ca) a public health service; or";
(f) in the definition of "trust", after paragraph (a) insert —
"(aa) a transferring agency by virtue of an Order under section 248 or a former agency of such a body; or
(ab) a metropolitan health service or a former agency of such a body; or
(ac) a public hospital or a former agency of such a body; or".