17ALiabilities in relation to persons who have paid amounts where no liability to pay because the person is not the parent

#### 17A Liabilities in relation to persons who have paid amounts where no liability to pay because the person is not the parent (1) Subject to section 19, a liability is a registrable maintenance liability if: (a) it is a liability of a person (the payer) to pay an amount to another person (the payee); and (b) it arises under a court order made under section 143 of the Assessment Act; and (c) the court made the order: (i) under paragraph 143(1)(a) of that Act in overturning on appeal a declaration under section 106A of that Act, or in response to a declaration under section 107 of that Act that the payee should not be assessed in respect of the costs of the child, because the payee is not a parent of the child; or (ii) under paragraph 143(1)(b). (2) Subsection (1) does not apply to the extent that a liability to pay an amount is a liability to pay any costs incurred in respect of proceedings instituted under section 143 of the Assessment Act.