The Guides to Social Policy Law is a collection of publications designed to assist decision makers administering social policy law. TheĀ information contained in this publication is intended only as a guide to relevant legislation/policy. The information is accurate as at the date listed at the bottom of the page, but may be subject to change. To discuss individual circumstances please contact Services Australia.

1.1.M.23 Maintenance liability (FTB)


A maintenance liability is the requirement to pay maintenance (1.1.M.10) or child support (1.1.C.20). A payer (1.1.P.72) is liable to pay maintenance to the payee (1.1.P.71).

An assessment of child support liability is made by one of the following:

  • administrative assessment through Child Support
  • variation of administrative assessment by court order, or
  • child support agreement (1.1.M.15).

Act reference: FAAct Schedule 1 clause 20A(10) Meaning of maintenance liability

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