Australian Capital Territory Consolidated ActsIf—
(a) it is proved that the signature of a person by whom a document purports to have been attested is the signature of that person; or
(b) the signature of a person by whom a document purports to have been attested is to be deemed to be the signature of that person;
and in the attestation, the person is described as having a specified description or as having attested the document in a specified capacity, that person shall, unless the contrary is proved, be deemed to have, at the time of the attestation, been a person of that description or to have attested the document in that capacity, as the case may be.