(1) Nothing in this Act:
(a) authorises proceedings in rem in respect of:
(i) a claim against the Commonwealth or a State or Territory; or
(ii) the arrest, detention or sale of a Government vessel or of cargo or other property belonging to the Commonwealth or a State or Territory; or
(b) gives to any person a lien on a Government vessel or cargo or other property belonging to the Commonwealth or a State or Territory.
(2) Section 10 does not limit subsection (1) of this section.