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Zero Carbon Act 2019

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Zero Carbon Act 2019
TitleZero Carbon Act 2019
Enacted byParliament of New Zealand
Territorial extentNew Zealand
Royal assent2019
Statusin force

Zero Carbon Act 2019 The Zero Carbon Act 2019 is a statute enacted by the Parliament of New Zealand establishing a framework for greenhouse gas mitigation and climate resilience in New Zealand. The Act created independent bodies and legal targets influencing policy in contexts connected to Paris Agreement, United Nations Framework Convention on Climate Change, and regional planning across jurisdictions such as Auckland Council and Canterbury Regional Council. It has shaped debates among figures and institutions including Jacinda Ardern, James Shaw, David Parker, Environment Canterbury, and civil society actors like Greenpeace Aotearoa and the Royal Society Te Apārangi.

Background and passage

The law was developed amid global momentum following the Paris Agreement and domestic political shifts involving the 2017 New Zealand general election, negotiations between the New Zealand Labour Party and the Green Party of Aotearoa New Zealand, and policy influence from bodies such as the Intergovernmental Panel on Climate Change and the Climate Change Commission. Drafting drew on comparative examples like the Climate Change Act 2008 of the United Kingdom, the European Green Deal proposals debated in the European Parliament, and carbon governance models from the Netherlands and Sweden. Parliamentary stages saw contributions from select committees, submissions from stakeholders including Federated Farmers of New Zealand, BusinessNZ, Ngāi Tahu, and academic inputs from University of Auckland and Victoria University of Wellington. The bill passed following readings in the House of Representatives (New Zealand), with royal assent conferred under the Monarchy of New Zealand.

Key provisions

Major provisions include establishment of an independent advisory body, statutory targets for greenhouse gases, five-yearly emissions budget cycles, and requirements for central and local planning alignment with climate objectives affecting entities such as Ministry for the Environment (New Zealand), Ministry of Business, Innovation and Employment, and territorial authorities like Wellington City Council. The Act mandates reporting obligations for public agencies, integrates considerations from instruments like the Resource Management Act 1991, and created pathways for adaptation planning used by regional bodies including Otago Regional Council and Bay of Plenty Regional Council.

Targets and timetables

The statute set long-term goals for net-zero emissions of most greenhouse gases by specified target years, with differentiated treatment for gases such as methane, drawing on science from the IPCC Special Report on Global Warming of 1.5 °C and recommendations from the Climate Change Commission (New Zealand). Timetables linked five-year emissions budgets to long-term objectives, and aligned national ambition with international commitments under the Paris Agreement. The Act's targets influenced sectoral policy in transport agencies like Waka Kotahi NZ Transport Agency and energy institutions including Meridian Energy and Contact Energy.

Governance and institutions

The Act established the Climate Change Commission (New Zealand), an independent advisory body with statutory duties to advise the Minister for Climate Change and to recommend emissions budgets and adaptation strategies. Governance arrangements created obligations for ministers such as Minister for the Environment (New Zealand) and coordination with Crown entities including Energy Efficiency and Conservation Authority and state-owned enterprises like Genesis Energy. The institutional architecture was designed to interface with local authorities such as Christchurch City Council and iwi organisations including Ngāti Whātua for co-governance and Treaty of Waitangi considerations.

Emissions budgets and monitoring

Emissions budgets were defined as five-year carbon caps informed by the Climate Change Commission using methodologies compatible with the Inventory of Greenhouse Gas Emissions and Removals standards used by parties to the United Nations Framework Convention on Climate Change. Monitoring and reporting obligations required agencies to provide data comparable with International Energy Agency statistics and national inventory submitted to the UNFCCC Secretariat. The statutory framework enabled adjustments to budgets and scrutinised progress by institutions such as the Office of the Auditor-General (New Zealand), which audits government performance.

Implementation and policy measures

Implementation translated statutory requirements into policies across sectors: transport decarbonisation strategies affecting Auckland Transport, KiwiRail modal shifts, electricity sector transition involving Transpower, and agricultural mitigation measures engaging organisations like Fonterra Co-operative Group and research institutions such as AgResearch. Financial and regulatory instruments included incentives, emissions trading interactions with the Emissions Trading Scheme (New Zealand), and planning tools linked to the Transport Agency and local consent processes under the Resource Management Act 1991 reforms. International cooperation was pursued through links with ICLEI – Local Governments for Sustainability and bilateral engagements with countries such as Australia and Japan.

Critics ranged from industry groups including New Zealand Pork and Meat Industry Association to environmental advocates such as Forest & Bird and political opponents in the New Zealand National Party, raising issues about target stringency, sectoral fairness, and economic impacts referenced by analysts at Infometrics and Motu Economic and Public Policy Research. Legal challenges invoked statutory interpretation and Treaty principles in proceedings involving regional councils and iwi, drawing attention from courts including the High Court of New Zealand and commentary from jurists associated with University of Otago Faculty of Law. Litigation and parliamentary scrutiny prompted amendments and ongoing debate about the role of independent advisory bodies versus executive policy discretion in statutory climate governance.

Category:Climate change legislation