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Disclosure of information for IRD number validation.

Agency using the data

MSD

Purpose of agreement

To allow MSD to confirm with Inland Revenue (IR) whether an IRD number a client has provided is correct. This includes clients who:

  • currently receive benefits or subsidies
  • received benefits or subsidies in the past
  • have applied for benefits or subsidies.

Data Exchanged

The following information will be provided to IR from MSD records:

  • IRD number
  • date of birth
  • full name
  • address.

IR will provide to MSD confirmation:

  • the details above match an IRD number
  • do not match an IRD number
  • there is an error (including an invalid IRD number).

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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