Regulatory submissions

This page lists submissions Transpower has made to its regulators and other government agencies.

2021 submissions

February	To
Commerce Commission’s funding for the regulation of electricity and gas networks [ pdf 177.1 KB ]	Commerce Commission

2020 submissions

December	To
2021/22 Levy-Funded Appropriations consultation [ pdf 187.46 KB ]	Electricity Authority

November	To
Wholesale Market Information Disclosures Revised Guidelines [ pdf 130.66 KB ]	Electricity Authority

September	To
Wholesale Market Information Disclosure Obligations [ pdf 177.55 KB ]	Electricity Authority

July	To
System Operator: Gas Critical Contingency Management [ pdf 76.71 KB ] emsTradepoint: Gas Critical Contingency Management [ pdf 185.78 KB ] Gas (Information Disclosure and Penalties) Amendment Bill.pdf [ pdf 128.17 KB ] IPP feedback letter [ pdf 165.16 KB ]	Gas Industry Company Gas Industry Company Economic Development, Science, and Innovation Select Committee Commerce Commission

July

System Operator: Gas Critical Contingency Management [ pdf 76.71 KB ]

emsTradepoint: Gas Critical Contingency Management [ pdf 185.78 KB ]

Gas (Information Disclosure and Penalties) Amendment Bill.pdf [ pdf 128.17 KB ]

IPP feedback letter [ pdf 165.16 KB ]

Gas Industry Company

Economic Development, Science, and Innovation Select Committee

Commerce Commission

March	To
emsTradepoint cross-submission Information Disclosure Problem Assessment [ pdf 129.99 KB ] TPM 2019 Issues Paper Supplementary Consultation [ pdf 150.39 KB ]	Gas Industry Company Electricity Authority

March

emsTradepoint cross-submission Information Disclosure Problem Assessment [ pdf 129.99 KB ]

TPM 2019 Issues Paper Supplementary Consultation [ pdf 150.39 KB ]

Gas Industry Company

Electricity Authority

February	To
Accelerating Renewable Energy and Energy Efficiency [ pdf 1.34 MB ]	Ministry of Business, Innovation and Employment
Transforming the resource management system: opportunities for change – Issues and Options Paper [ pdf 555.82 KB ]	Ministry for the Environment
Submission on Gas Industry Company Work Programme and Levy [ pdf 69.94 KB ]	Gas Industry Company
emsTradepoint submission on Gas Industry Company Work Programme and Levy [ pdf 186.43 KB ]	Gas Industry Company
Feedback to Electricity Authority draft Strategy [ pdf 111.48 KB ]	Electricity Authority

2019 submissions

December	To
Climate-related Financial Disclosures discussion document [ pdf 236.79 KB ]	Ministry for the Environment
emsTradepoint Information Disclosure problem assessment [ pdf 363.59 KB ]	Gas Industry Company
Transpower Information Disclosure problem assessment [ pdf 108.32 KB ]	Gas Industry Company

November	To
Code Change review program 2019 [ pdf 929.38 KB ]	Electricity Authority
Voluntary Outage Information Code - Transpower [ pdf 286.18 KB ]	PEPANZ
Voluntary Outage Information Code - emsTradepoint [ pdf 586.87 KB ]	PEPANZ
Submission on Climate Change Response (ETS) Amendment Bill [ pdf 151.29 KB ]	Environment Select Committee

October	To
Transmission pricing review 2019 issues paper [ pdf 1.28 MB ] - Attachment A: Axiom Economics Report [ pdf 3.39 MB ] - Attachment B: TPM Guidelines Commentary [ pdf 431.54 KB ] - Attachment C: Questions and Answers [ pdf 278.69 KB ]	Electricity Authority
Cross-submission Transmission pricing review 2019 issues paper [ pdf 745.45 KB ] - Cross-submission attachment: Axiom-farrierswier letter [ pdf 212.84 KB ]	Electricity Authority

October

Transmission pricing review 2019 issues paper [ pdf 1.28 MB ]

- Attachment A: Axiom Economics Report [ pdf 3.39 MB ]

- Attachment B: TPM Guidelines Commentary [ pdf 431.54 KB ]

- Attachment C: Questions and Answers [ pdf 278.69 KB ]

Electricity Authority

Cross-submission Transmission pricing review 2019 issues paper [ pdf 745.45 KB ]

- Cross-submission attachment: Axiom-farrierswier letter [ pdf 212.84 KB ]

Electricity Authority

September	To
Treatment of Operating Leases [ pdf 590.73 KB ]	Commerce Commission
Operating Leases draft decisions and IMs determination [ pdf 530.07 KB ]	Commerce Commission
Revised draft IPP and three draft section 53ZD notices [ pdf 3.32 MB ]	Commerce Commission

August	To
Further Input Methodologies amendments for Transpower [ pdf 739.97 KB ]	Commerce Commission
IRIS baseline adjustment term [ pdf 1.17 MB ]	Commerce Commission
Moving the light vehicle fleet to low-emissions: Discussion paper on a Clean Car Standard and Clean Car Discount [ pdf 635.52 KB ]	Ministry of Transport

July	To
Transpower Input Methodologies amendments [ pdf 585.39 KB ]	Commerce Commission
Treatment of Operating Leases [ pdf 564.62 KB ]	Commerce Commission
Individual Price-Quality path draft determination [ pdf 866.98 KB ] Individual Price-Quality path draft determination cover letter [ pdf 375.4 KB ]	Commerce Commission
Climate Change Response Act Amendment Bill [ pdf 643.04 KB ]	Environment Select Committee, New Zealand Parliament

June	To
Increasing Access to Electricity Services – Transpower submission [ pdf 298.63 KB ]	Electricity Authority
Amendments to the 1992 Gas Act – ems Tradepoint submission [ pdf 755.91 KB ]	Ministry of Business, Innovation and Employment
IPP reset draft decisions and reasons (RCP3 decisions) [ pdf 2.4 MB ]	Commerce Commission
Information Disclosures Options cross submission – ems Tradepoint [ pdf 362.33 KB ]	Gas Industry Company
Information Disclosures Options cross submission – Transpower [ pdf 345.76 KB ]	Gas Industry Company

May	To
Net Zero Carbon Buildings standard [ pdf 576.03 KB ]	NZ Green Building Council

April	To
Remaining Elements of Real Time Pricing [ pdf 491.96 KB ]	Electricity Authority
Removing constrained on payments for generation ramp down [ pdf 189.07 KB ]	Electricity Authority
Gas Industry information disclosure – ems Tradepoint submission [ pdf 458.71 KB ]	Gas Industry Company
Gas Industry information disclosure – Transpower submission [ pdf 360.91 KB ]	Gas Industry Company

March	To
Electricity Price Review: Options paper [ pdf 67.15 KB ]	Ministry of Business, Innovation and Employment

February	To
More efficient distribution pricing [ pdf 4.25 MB ] Technical report on process heat [ pdf 571.16 KB ]	Electricity Authority Ministry of Business, Innovation and Employment

February

More efficient distribution pricing [ pdf 4.25 MB ]

Technical report on process heat [ pdf 571.16 KB ]

Electricity Authority

Ministry of Business, Innovation and Employment

2018 submissions

December	To
Authority 19/20 appropriations [ pdf 591.86 KB ]	Electricity Authority
New regulatory framework for fibre [ pdf 464.85 KB ]	Commerce Commission
Sub Utilities Disputes Levy [ pdf 700.42 KB ]	Utilities Disputes
Cross submission to IPP reset process, framework and approach [ pdf 808.51 KB ]	Commerce Commission

November	To
Operational review: metering and registry processes [ pdf 844.66 KB ]	Electricity Authority
Hosting capacity Part 6 low Voltage Networks [ pdf 568.03 KB ]	Electricity Authority

November

Operational review: metering and registry processes [ pdf 844.66 KB ]

Electricity Authority

Hosting capacity Part 6 low Voltage Networks [ pdf 568.03 KB ]

Electricity Authority

October	To
Submission on EPR First Report [ pdf 1009.08 KB ]	Electricity Price Review

September	To
A Better ETS for Forestry [ pdf 720.37 KB ]	Ministry for the Environment
Submission to Listed projects decision Oteranga - Haywards [ pdf 481.61 KB ]	Commerce Commission
Cross-submission to Listed projects decision Oteranga - Haywards [ pdf 648.7 KB ]	Commerce Commission

August	To
TICSA exemptions [ pdf 376.36 KB ]	Telecommunications (Interception Capability and Security) Act
Cyber Security Strategy Submission [ pdf 338.53 KB ]	Department of Prime Minister and Cabinet

July	To
Our Climate Your Say [ pdf 603.92 KB ]	Ministry for the Environment

June	To
Approved Test House Certification [ pdf 738.44 KB ]	Electricity Authority
Low Emissions Economy [ pdf 750.41 KB ]	Productivity Commission

May	To
18/19 Work programme [ pdf 587.33 KB ]	Electricity Authority
Connection Guidelines [ pdf 590.72 KB ]	Electricity Authority
Fibre Regulation [ pdf 537.51 KB ]	Commerce Commission
Auckland Airport Pricing [ pdf 576.2 KB ]	Commerce Commission
Proposed change to ITP requirements [ pdf 572.88 KB ]	Commerce Commission

April	To
IPAG Equal access project [ pdf 587.64 KB ]	Innovation and Participation Advisory Group
Capex IM Technical Review [ pdf 755.18 KB ] Capex IM Technical Review - amendments determination [ pdf 1.47 MB ]	Commerce Commission

April

IPAG Equal access project [ pdf 587.64 KB ]

Innovation and Participation Advisory Group

Capex IM Technical Review [ pdf 755.18 KB ]

Capex IM Technical Review - amendments determination [ pdf 1.47 MB ]

Commerce Commission

March	To
Code Change Review Programme 2018 [ pdf 649.58 KB ]	Electricity Authority

February	To
Multiple Trading Relationships [ pdf 437.76 KB ]	Electricity Authority

January	To
Electricity Pricing Review proposed terms of reference [ PDF 174.39 KB ]	MBIE - EPR
Cross-submission to Commission draft decisions [ pdf 721.22 KB ]	Commerce Commission

2017 submissions

December	To
Open letter electricity distribution sector priorities [ pdf 654.29 KB ]	Commerce Commission
Capex IM draft determination [ pdf 599.62 KB ]	Commerce Commission
Capex IM draft determination Appendix A [ pdf 1.66 MB ]	Commerce Commission
Wellington Electricity CPP proposal [ pdf 582.94 KB ]	Commerce Commission
Appropriations 2018/19 [ pdf 699.25 KB ]	Electricity Authority
Capex IM draft decisions [ pdf 966.08 KB ]	Commerce Commission

November	To
Wind offer arrangements [ pdf 571.23 KB ]	Electricity Authority

October	To
Wholesale market information disclosure [ pdf 564.39 KB ]	Electricity Authority
Real Time Pricing [ pdf 619.38 KB ]	Electricity Authority

September	To
Capex IM incentives regime emerging views [ pdf 1.22 MB ]	Commerce Commission
Powerco CPP application [ pdf 732.7 KB ]	Commerce Commission
Electricity Information Exchange Protocols (EIEP) [ pdf 565.72 KB ]	Commerce Commission
Operational Review of Registry Content [ pdf 556.83 KB ]	Electricity Authority

August	To
Capex IM additional information - 11 August [ pdf 748.55 KB ]	Commerce Commission
Capex IM additional information - 15 August [ pdf 470.09 KB ]	Commerce Commission

July	To
Enabling Mass participation in the electricity market [ pdf 464.03 KB ]	Electricity Authority

June	To
Capex IM focus areas [ pdf 934.69 KB ]	Commerce Commission
Capex IM cross sub focus areas [ pdf 437 KB ]	Commerce Commission

May	To
FTR market development [ pdf 468.13 KB ]	Electricity Authority
Normal Frequency Management [ pdf 430.32 KB ]	Electricity Authority

April	To
Submission on Oakley Greenwood CBA for TPM [ pdf 653.61 KB ]	Electricity Authority
Submission on making forecast prices more accurate [ pdf 452.11 KB ]	Electricity Authority

March	To
Cross-submission: TPM Supplementary Consultation AoB Valuation Method [ pdf 957.92 KB ]	Electricity Authority

February	To
Transmission Pricing Methodology: Submission to Supplementary 2nd issues paper [ pdf 1.33 MB ]	Electricity Authority
Appendix A Guidelines Review [ pdf 697.29 KB ]	Electricity Authority
Appendix B Economic Review (Axiom) [ pdf 873.62 KB ]	Electricity Authority
Appendix E Submission to ENA on pricing options [ pdf 517.53 KB ]	Electricity Authority

2016 submissions

December	To
2017/18 Appropriations [ pdf 503.66 KB ]	Electricity Authority
Distribution pricing: new pricing options for electricity distributors [ pdf 506.27 KB ]	Electricity Networks Association (ENA)

November	To
Instantaneous Reserves cost allocation and event charge [ pdf 450.4 KB ]	Wholesale market Advisory Group
Extended Reserves Selection Methodology [ pdf 550.41 KB ]	Extended Reserves Manager (NZX)
Omnibus Code Change [ pdf 668.74 KB ]	Electricity Authority

September	To
Telecommunications Act Review Options [ pdf 376.76 KB ]	Ministry of Business, Innovation and Employment (MBIE)
Changes to the FTR allocation plan [ pdf 350.87 KB ]	Electricity Authority
Re-orienting Advisory Groups [ pdf 375.77 KB ]	Electricity Authority

August	To
Frontier report comment on analysis of beta comparators [ pdf 778.49 KB ]	Commerce Commission
Cross submission: Input Methodologies Review Cost of Capital [ pdf 1.19 MB ]	Commerce Commission
Electricity legislation for electric vehicle charging infrastructure [ pdf 337.1 KB ]	Ministry of Business Innovation and Employment (MBIE)
Wholesale Market Information [ pdf 333.08 KB ]	Electricity Authority
TP submission Input Methodologies review [ pdf 833.6 KB ]	Commerce Commission
Appendix A Frontier report on Cost of Capital [ pdf 1.21 MB ]	Commerce Commission

July	To
TP submission: TPM 2nd issues and proposal [ pdf 1.62 MB ]	Electricity Authority
Appendix B Marked up guidelines [ pdf 459.47 KB ]	Electricity Authority
Appendix C Axiom Economics report [ pdf 2.26 MB ]	Electricity Authority
Appendix D PWC Implementation time and costs report [ pdf 1.18 MB ]	Electricity Authority
Appendix E Scientia Consulting Technical review of vSPD) [ pdf 429.64 KB ]	Electricity Authority
Appendix G1 Scientia Gross Demand report [ pdf 746.51 KB ]	Electricity Authority
TP Submission: Distributed Generation Pricing Principles [ pdf 227.14 KB ]	Electricity Authority
Appendix A Axiom Economics DGPP report [ pdf 824.08 KB ]	Electricity Authority
Appendix B Scientia Gross Demand report [ pdf 746.69 KB ]	Electricity Authority

May	To
Real Time Pricing Options [ pdf 353.37 KB ]	Electricity Authority

April	To
Allocation of Availability Costs [ pdf 326.54 KB ]	Electricity Authority
Default Distribution Agreement [ pdf 303.78 KB ]	Electricity Authority

February	To
Cost of Capital TP submission [ pdf 387.15 KB ]	Commerce Commission
Cost of Capital Frontier report [ pdf 1.73 MB ]	Commerce Commission
Code amendments System Operator [ pdf 388.89 KB ]	Electricity Authority
Code amendments System Operator Appendix B Drafting comment [ pdf 281.4 KB ]	Electricity Authority
Electricity Distribution Pricing and Emerging Technologies [ pdf 451.88 KB ]	Electricity Authority

2015 submissions

December	To
Participant Audit regime [ pdf 434.23 KB ]	December 2015

November	To
EA and EECA Appropriations 1617 [ pdf 316.97 KB ]	Electricity Authority

October	To
Generator Fault Ride Through [ pdf 338.55 KB ]	Electricity Authority

September	To
Demand Response Principles [ pdf 351.42 KB ]	Electricity Authority

August

Submission to shortened Gate Closure and revised Bid and Offer provisions [ pdf 346.27 KB ]

Electricity Authority

Submission to Code Change Omnibus Review 2015 [ pdf 424.73 KB ]

Electricity Authority

TPM Submission Options Working Paper [ pdf 609.41 KB ]

CEG Report Economic Review, Options Working Paper [ pdf 1.18 MB ]

Scientica Consulting Report, Deeper Connection Charges Flow Trace Review [ pdf 891.65 KB ]

Electricity Authority

July	To
Submission to HVDC variation proposal [ pdf 430.79 KB ]	Electricity Authority

June	To
Transpower Input Methodologies Review [ pdf 474.26 KB ]	Commerce Commission
Transpower Distribution Pricing Issues [ pdf 400.51 KB ]	Electricity Networks Association
Transpower TPM Variation Proposal [ pdf 493.96 KB ]	Electricity Authority
Distribution Pricing: an ENA discussion paper [ pdf 400.51 KB ]	Electricity Networks Association (ENA)

May	To
Part 12 Code Amendment Clause 12.118 [ pdf 298.25 KB ]	Electricity Authority
Options for Spot Market Pricing [ pdf 385 KB ]	Electricity Authority

March	To
Open letter on IMs amendments [ pdf 417.6 KB ]	Commerce Commission
IRIS for Default to Customised Price Path [ pdf 870.34 KB ]	Commerce Commission

February	To
Part 12 Code Amendments for TPM	Electricity Authority
Part 12 further Code Amendments for TPM	Electricity Authority

2014 submissions

December	To
Authority appropriations 15_16 [ pdf 170.35 KB ]	Electricity Authority

November	To
Listed Projects IMs amendment framework [ pdf 549.09 KB ]	Commerce Commission

October	To
TPM Problem Definition Working Paper [ pdf 703.07 KB ]	Electricity Authority
Incremental Rolling Incentive Scheme (IRIS) implementation IMs amendment [ pdf 380.21 KB ]	Commerce Commission

September	To
Transparency of Consumer Charges [ pdf 376.15 KB ]	Electricity Authority
Cross-submission: Proposed amendment to the WACC percentile [ pdf 557.02 KB ]	Commerce Commission
TPM working paper: Long Rung Marginal Cost Charges [ pdf 422.12 KB ]	Electricity Authority

August

WACC IM Amendment [ pdf 344 KB ]

Appendix A Frontier Loss Function Report [ pdf 835.66 KB ]
Appendix B Frontier Response to Economic Insights [ pdf 382.75 KB ]
Appendix C Castalia Response 67 percentile [ pdf 230.46 KB ]

Commerce Commission

IRIS IM Amendment [ pdf 510.98 KB ]

Commerce Commission

July	To
Individual Price Path (IPP) RCP2 [ pdf 510.73 KB ]	Commerce Commission
IPP Mark-up Draft Determination [ pdf 1.34 MB ]	Commerce Commission
Normal Frequency Asset Owner obligations [ pdf 370.11 KB ]	Electricity Authority

June	To
Connection Charges Working Paper 24/6/14 [ pdf 502.34 KB ]	Electricity Authority
Input Methodologies Amendments 27/6/14 [ pdf 515.9 KB ]	Commerce Commission

May 2014

Further work on WACC 75th percentile [ pdf 662.42 KB ]

Attachment A Frontier report - Evidence on the WACC percentile [ pdf 520.5 KB ]
Attachment B Castalia Report - Rational Regulated Response [ pdf 223.59 KB ]
Attachment C Estimating WACC for Regulated Utilities [ pdf 693.34 KB ]

Commerce Commission

Extended Reserves Draft Code Amendment - SO [ pdf 544.53 KB ]

Electricity Authority

Extended Reserves Draft Code Amendment - Grid Owner [ pdf 271.28 KB ]

Electricity Authority

April 2014	To
Information System Definition [ pdf 354.27 KB ]	Electricity Authority
Process and Issues for DPP reset 2015 - 2020 [ PDF 306.9 KB ]	Commerce Commission

March 2014	To
WACC Timing Consultation [ pdf 387.43 KB ] Frontier report on WACC range [ pdf 640.11 KB ]	Commerce Commission
Beneficiary Pays Options [ pdf 793.18 KB ] CEG Report Review of Ben Pays Options [ pdf 809.63 KB ]	Electricity Authority
Extended Reserves 2nd Consultation Submission [ pdf 394.33 KB ]	Electricity Authority
Loss and Constraint Excess Submission [ pdf 219.75 KB ]	Electricity Authority

February 2014	To
Part 4 Levy arrangements [ pdf 151.06 KB ]	Ministry of Business, Innovation and Employment
January 2014	To
TPM Working paper ACOT payments [ pdf 279.72 KB ]	Electricity Authority

2013 submissions

December 2013	To
Information Disclosure Submission [ pdf 1.12 MB ] Appendix A: Webb Henderson Legal Advice [ pdf 652.44 KB ] Appendix B: Harding Katz [ pdf 321.64 KB ] Appendix C: ACML advice [ pdf 781.55 KB ]	Commerce Commission
Under Frequency Management Initiatives [ pdf 127.42 KB ]	Electricity Authority
November 2013	To
TPM Working Paper Sunk Costs [ pdf 313.13 KB ] CEG Response to Sunk Cost Working Paper [ pdf 229.42 KB ]	Electricity Authority
October 2013
Exemption from TPM for NAaN assets [ pdf 226.05 KB ]	Electricity Authority
TPM Working Paper Cost Benefit Analysis [ pdf 948.14 KB ] CEG Review [ pdf 484.34 KB ]	Electricity Authority
EA Appropriations [ pdf 137.59 KB ]	Electricity Authority
Submission to the Productivity Commission regulatory institutions and practice [ pdf 551.86 KB ]	Productivity Commission
September 2013
Removal of InBand FK On and Off Compensation [ pdf 161.52 KB ]	Electricity Authority
Modified Dispatchable Demand [ pdf 160.09 KB ]	Electricity Authority
August 2013
Within-island Basis Risk [ pdf 150.04 KB ]	Electricity Authority
Settlement and Prudential Security [ pdf 143.84 KB ] Settlement and Prudential Security - Webb Henderson Advice [ pdf 668.93 KB ]	Electricity Authority
July 2013
Pricing in pivotal supplier situations [ pdf 118.04 KB ]	Electricity Authority
Submission on Part 4 Baseline Funding [ pdf 107.01 KB ]	Commerce Commission
Submission on temporary changes to configuration of the grid [ pdf 230.61 KB ]	Electricity Authority
June 2013
Submission on the removal of technology-specific references from the Code [ pdf 90.33 KB ]	Electricity Authority
Submission on the Electricity Authority consultation paper Allocation of Constrained On and Off amounts to the System Operator [ pdf 100.06 KB ]	Electricity Authority
May 2013
Submission on the Electricity Authority consultation paper Draft 13.2 Guidelines [ pdf 110.87 KB ]	Electricity Authority
Submission on the Electricity Authority review of the Undesirable Trading Situation Provisions [ pdf 101.81 KB ]	Electricity Authority
April 2013
Submission on the Electricity Authority consultation paper Transmission Pricing Methodology review cross-submission [ pdf 126.5 KB ]	Electricity Authority
Submission on the Electricity Authority review of advisory group administrative arrangements [ pdf 49.06 KB ]	Electricity Authority
Submission on the Electricity Authority consultation paper strategic directions for market development [ pdf 96.53 KB ]	Electricity Authority
March 2013
Submission on the Electricity Authority consultation paper on transmission pricing methodology: issues and proposal [ pdf 1.85 MB ]	Electricity Authority
February 2013
Submission on the Electricity Authority proposal to amend EIA to enable collection of fees [ pdf 43.37 KB ]	Electricity Authority
Submission on the Electricity Authority consultation paper on wholesale market information disclosure obligations [ pdf 41.4 KB ]	Electricity Authority