Electricity lines and gas pipelines 2025 work programme The Commerce Commission and the Electricity Authority (EA) are the primary economic regulators of the electricity system in New Zealand. We ...

The productivity and efficiency of EDBs is relevant to Part 4 purpose (section 52A) of the Commerce Act. We have an obligation (under s53B(2)(b)) to publish a summary and analysis of disclosed ...

On 15 September 2026, we published our final decision on an amendment to the Gas Transmission Services DPP4 determination, to correct a formula related to the revenue smoothing limit. Documents can be ...

Most New Zealanders now have access to fibre at home which means large parts of the traditional copper phone and broadband network are no longer needed. In 2018 the Government updated the ...

Input methodologies (IMs) are the rules, requirements and processes that underpin regulation under Part 4 of the Commerce Act. We must apply the input methodologies when we set price-quality paths and ...

Share this: arrow_back Investigation Guidelines Criminal Prosecution Guidelines Enforcement criteria Enforcement Response Guidelines Share this: download [Draft] Document production guidelines – 30 ...

the authorisation or clearance of mergers authorisation of anti-competitive agreements clearance of competitor collaboration. Investigations of businesses or individuals under the laws that we enforce ...

Commissioner Vhari McWha says the decision to keep gas pipeline infrastructure revenues largely constant over the next five years should be viewed in a long-term context. “Domestic gas production is ...