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despatched and received by the persons by whom it purports
to have been written signed despatched and received, and
that any such copy or extract is a true copy of or extract
from the original of or from which it purports to be a copy
or extract.

15.1. Any person party to a contract or member of a combination
 or in any way concerned in carrying out the contract
or the objects of the combination may—
a lodge with the Attorney-General a statutory declaration by
himself, or in the case of a corporation by some one approved
of in that behalf by the Attorney-General setting forth truly
fully and completely the terms and particulars of the contract,
or the purposes objects and terms of agreement or constitution
 of the combination, as the case may be, and an address
in Australia to which notices may be sent by the Attorney-General;
 and
b publish the statutory declaration in the Gazette.
2. The Attorney-General may at any time send notice to the
person above-mentioned (hereinafter called the declarant), to the
address mentioned in the statutory declaration, that he considers
the contract or combination likely to restrain trade or commerce
to the detriment of the public, or to destroy or injure an Australian
 industry by unfair competition.
3. In any proceeding against the declarant in respect of any
offence against section four of this Act, alleged to have been
commited by him in relation to the contract or combination after
the time the statutory declaration has been lodged and published,
and before any notice as aforesaid has been sent to him by the
Attorney-General, it shall be deemed (but as regards the declarant
only and not as regards any other person) that the declarant had
no intent to contravene the provisions of the section, if he
proves that the statutory declaration contains a true full and
complete statement of the terms and particulars of the contract,
or the purposes, objects, and terms of agreement or constitution
of the combination, as the case may be, at the date of the
statutorv declaration and the date of the alleged offence.

i5a. In any prosecution for an offence against sections four,
seven, seven a, seven b, or nine of this Act the averments of