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Memorandum of understanding for Child Support and Domestic Maintenance.

Agency using the data

IR

Purpose of agreement

The Parties aim to ensure that:

  • receiving carers or payees receive the correct amount of child support due to them
  • liable parents pay the correct amount of child support owing
  • liable persons pay promptly in order to achieve the aims in the two subclauses above
  • all relevant information is exchanged between the parties in a timely manner.

Data exchanged

MSD provides to IR:

  • full name
  • date of birth
  • benefit details including the type and rate paid, start and end dates and reason for change to benefit
  • MSD and IRD numbers for the receiving carer.

In addition, MSD provides:

  • the payee's full name, date of birth, IRD number and contact details
  • details for any children including full name, date of birth, IRD number and dates child is in care of receiving carer or payee

Other client information details

Other details are provided where the information is needed, these include:

  • full name, date of birth, IRD number, contact details of partner of receiving carer or payee
  • full name, date of birth of child receiving carer or payee
  • start and stop date of child care by receiving carer or payee. 

Legal authority

Approved Information Sharing Agreement under Part 7 of the Privacy Act 2020 and section 18E (2) of the Tax Administration Act 1994.

Last updated: 29 Aug 2025
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