ACT would merge New Zealand’s 43 government departments into 19 and its 78 ministerial portfolios into 18, so that each department answers to a single minister. Ministers would appoint their own chief executives on fixed renewable terms and be able to remove them for non-performance or policy misalignment, and the Public Service Commission’s functions would move into the Department of the Prime Minister and Cabinet. The document maps every current department and portfolio to where it would land.
New Zealand runs 43 departments, which the document says is more than one and a half times what comparable countries carry, each with its own chief executive, communications team, HR and finance. They would be consolidated into 19, grouped around real policy domains so that one department owns an outcome rather than several sharing it. The document lists every current agency and the department it would land in.
78 ministerial portfolios would become 18. The argument is that splitting responsibility this far makes problems like housing and crime everyone’s job and nobody’s duty. Combined with the department mergers, each department would report to one minister for its budget and outcomes — with MCERT named as the exception.
The document’s stated problem is that ministers are accountable for delivery but neither appoint nor can remove the chief executives who implement their policies. Ministers would appoint departmental chief executives for a fixed term, renewable once, and could remove them for specified reasons such as non-performance or policy misalignment. Officials would keep public service protections and the right to return to a lower classified role.
It would no longer sit between ministers and key appointments. Its functions would move into the Department of the Prime Minister and Cabinet.
The document is explicit that consolidation targets duplicated head-office functions — multiple communications offices, HR teams, finance teams and executive layers — and not nurses, teachers or police. Savings could go back to frontline services, to taxpayers, or to paying down debt.
The case draws on the “common pool” effect, where many ministers each control part of the budget and each has an incentive to expand their own spending while the cost spreads across all taxpayers. OECD panel studies are cited putting this at roughly 0.08 to 0.18 percent of GDP in additional deficit per spending minister, with a 58-country study and evidence from Swiss cantons pointing the same way. The document lists its sources, including a 2025 New Zealand Initiative report applying the research here.
“New Zealand runs one of the most fragmented executives in the developed world. It wasn’t designed, it grew by accident.”
“When responsibility is split this far, problems like housing and crime become everyone’s job and nobody’s duty.”
“ACT will let ministers remove chief executives for specified reasons such as non-performance or policy misalignment, but they would retain public service protections and the right to return to a lower classified role.”
“Consolidation targets duplicated head-office functions: the multiple communications offices, HR teams, finance teams and executive layers, not nurses, teachers or police.”
Points the document defers or leaves undefined. These are gaps in the document, not criticisms of the policy.
Which party holds a published position on which topic.
Swipe across to see all 11 topics — the party column stays put.
| Party | Economy | Housing | Health | Education | Climate | Environment | Crime & Justice | Treaty & Māori Affairs | Immigration | Foreign Policy | Democracy & Government |
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| National |
| ∅ |
| Labour | ∅ | ∅ | ∅ | ∅ | ∅ | ∅ |
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| NZ Loyal | ∅ | ||||||||||
| Te Tai Tokerau | ∅ | ||||||||||