Parliament House Act 1962

In proceedings in respect of an offence under this Act or on the exercise of a power conferred by section 5 – an allegation in a complaint or other pleading that a specified person is the controlling officer shall be prima facie evidence that he or she is so; and a statement in writing purporting to be signed by the controlling officer shall be prima facie evidence that a specified person was at a specified time acting under the orders of the controlling officer.

The Minister administering the Public Works Construction Act 1880 may at the request of the House Committee mark out by pillars, posts or painted lines any portion of the boundaries of the grounds of Parliament House and such marks shall be prima facie evidence of those boundaries.