(1) This section applies if the Registrar possesses sufficient information and documents to determine a parent's overseas income (whether as a result of seeking information or documents under section 162A or not).
(2) In making an administrative assessment in relation to the parent and a child support period, the Registrar may determine, from the information and documents in the Registrar's possession, an amount to be the parent's overseas income for the year of income for the purpose of working out the person's adjusted taxable income.