In this Part—
(a) a
reference to a "registered architect" includes a reference to a person who is
not but who was, at the relevant time, a registered architect under this Act
or the repealed Act;
(b) a
reference to a "registered architectural business" includes a reference
to—
(i)
the partners in a partnership that is not but that was,
at the relevant time, a registered architectural business under this Act;
(ii)
a body corporate that is not but that was, at the
relevant time, a registered architectural business under this Act or a
registered architect under the repealed Act.