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    Next steps for Authority's TPM review

    26 Jun 2018  

     

    The Electricity Authority has released the next steps for its review into transmission pricing guidelines.

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    Next steps - Questions and Answers

    26 Jun 2018  

     
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    June 2017 - Next steps for Authority's TPM review

    20 Jun 2017  

     

    To enable the new Authority Board members to get up to speed and fully understand the complexities of the TPM review and the process to date, we have decided to postpone procurement of the new CBA

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    Transpower proposes TPM operational review

    20 Jun 2017  

     

    Transpower has announced it is considering whether to conduct an operational review of the TPM. If Transpower does proceed with an operational review, it can submit a proposal to the Authority for a variation to the TPM within the constraints of the existing TPM guidelines.

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    The Authority will prepare a new cost-benefit analysis (CBA) for the review of the Transmission Pricing Methodology (TPM) guidelines.

    26 Apr 2017  

     
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    Transmission pricing methodology (TPM) review: second issues paper: Question and Answer session on CBA calculations

    28 Mar 2017  

     

    As announced in our Market Brief on 14 March 2017, Oakley Greenwood (OGW)ran an online Question and Answer session on Tuesday 28 March via an email group. OGW provided an independent cost-benefit analysis (CBA) of Transmission Pricing Options, 11 May 2016, and updated the CBA for the supplementary consultation paper, 13 December 2016.

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    Transmission Pricing Methodology: revised cost benefit analysis

    23 Mar 2017  

     

    Oakley Greenwood the Authority's economic advisor, has revised the cost benefit analysis of the Authority’s Transmission Pricing Methodology proposal.

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    Second issues paper: supplementary consultation paper: cross-submissions

    10 Mar 2017  

     
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    Transmission Pricing Methodology: second issues paper: supplementary consultation: update of indicative transmission charge estimates

    7 Feb 2017  

     

    In December 2016, we published the Transmission Pricing Methodology (TPM) – Second Issues Paper Supplementary Consultation document. Appendix F of that paper contained indicative estimates of transmission charges under a proposed new TPM.

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    Transmission Pricing Methodology second issues paper: supplementary consultation questions and responses

    13 Dec 2016  

     
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    High Court declines Trustpower application for judicial review

    2 Dec 2016  

     
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    Supplementary consultation to the TPM second issues paper

    18 Oct 2016  

     
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    TPM second issues paper - questions received from stakeholders during the consultation period and Authority responses

    18 Jul 2016  

     
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    Further update on review timing

    12 Apr 2016  

     

    The Authority Board has confirmed the release date for the Transmission Pricing Methodology (TPM) second issues paper and the consultation paper on a review of Part 6 distributed generation pricing principles.

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    Update on time frames for second issues paper

    15 Mar 2016  

     
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    Review process flowchart

    20 Oct 2015  

     
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    TPM options paper - questions received from stakeholders during the consultation period and Authority reponses

    7 Aug 2015  

     
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    TPM options working paper - Demand and generation sensitivities for the TPM options working paper

    6 Aug 2015  

     
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    TPM options working paper revisions to indicative modelling

    30 Jul 2015  

     
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    Questions and answers on TPM options paper

    16 Jun 2015  

     
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    Indicative project timeline

    24 Feb 2015  

     
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    Second Issues paper

    Sep 2013 – Oct 2015  

     

    The Authority has decided to advance the TPM review by developing a second issues paper to set out the process for development and approval of a new transmission pricing methodology. The second issues paper will take into account submissions and cross submissions on the October 2012 issues paper and additional information provided through the TPM conference held in Wellington on 29-31 May 2013, plus the working paper process.

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    May 2013 TPM Conference

    29 – 31 May 2013  

     

    The Authority held a TPM conference for all parties who submitted on the October 2012 TPM: issues and proposal paper.

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    Issues paper

    May 2012 – May 2013  

     
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    Decision-making and economic framework for TPM

    May 2011 – May 2012  

     

    Following the TPAG process the Authority developed a decision-making an economic framework on which it would make decisions about the TPM.

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    Establishment of the Transmission Pricing Advisory Group

    Feb 2011  

     

    In response to senior level feedback from a number of industry participants, the Authority established an ad-hoc advisory group - TPAG.

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    Review of the regulatory framework

    Feb – Apr 2011  

     

    The Electricity Commission’s work on the TPM review was underpinned by a decision framework contained in the then Electricity Governance Rules 2003. The same frame work was transferred into the Electricity Industry Participation Code 2010 (Code)

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    Stage 2 Options

    Jul – Oct 2010  

     
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    Stage 1 High level options investigation

    1 Oct 2009 – 31 May 2010  

     

    The first stage of the review involved an investigation into the high level options for transmission pricing.