(1) A person making a claim against the Commonwealth, whether in contract or in tort, may in respect of the claim bring a suit against the Commonwealth:
(a) in the High Court;
(b) if the claim arose in a State or Territory--in the Supreme Court of that State or Territory or in any other court of competent jurisdiction of that State or Territory; or
(c) if the claim did not arise in a State or Territory--in the Supreme Court of any State or Territory or in any other court of competent jurisdiction of any State or Territory.
(2) For the purposes of paragraphs (b) and (c) of the last preceding subsection:
(a) any court exercising jurisdiction at any place in the capital city of a State, or in the principal or only city or town of a Territory, that would be competent to hear the suit if the Commonwealth were, or had at any time been, resident in that city or town, or in a particular area in that city or town, is a court of competent jurisdiction; and
(b) any other court is not a court of competent jurisdiction if its competence to hear the suit would depend upon the place where the Commonwealth resides or carries on business or at any time resided or carried on business.