Regulatory projects
This section contains all current and closed Commission regulatory projects. This includes determinations, reports, inquiries, studies and disclosures relating to telecommunications, grocery, fuel, water, the retail payment system, electricity lines, gas pipelines, airports and dairy.
Resilience principles for investment decision-making
The Commission is intending to take a greater role in seeking assurance that regulated infrastructure providers’ resilience activities follow best practice.
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Chorus's fibre price-quality path from 2029
Chorus’ third regulatory price-quality path will apply from 1 January 2029 to 31 December 2033.
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Transpower IM Amendment relating to recoverable costs
We are considering amending the Transpower input methodology (IM) in relation to recoverable costs associated with major capex proposals (MCPs).
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2025/26 Telecommunications Development Levy liability allocation determination
The liability allocation determination for the 2025/26 Telecommunications Development Levy (TDL) covers the period from 1 July 2025 to 30 June 2026.
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Changes to information disclosure requirements for airports 2026
We are working on improvements to information disclosed by airports.
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2026 Gas default price-quality path
DPP4 applies to gas pipeline services from 1 October 2026 to 30 September 2031.
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Wholesale Supply Inquiry
The Commerce Commission is carrying out an Inquiry into the wholesale supply of groceries to consider whether additional regulation should apply.
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Targeted Amendments to Airport Cost of Capital IMs
We are considering potential amendments to aspects of the Airport Input Methodologies for cost of capital.
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Interchange fee regulation
We monitor and regulate interchange fees charged on the Mastercard and Visa debit and credit networks to promote a competitive and efficient payment system.
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Recommendation to designate the interbank payment network
In 2024, we made a recommendation to the Minister of Commerce and Consumer Affairs, to designate the interbank payment network under the Retail Payment System Act.
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