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Input methodologies for electricity, gas and airports
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2015/16 input methodologies review
Process and consultation

Process and consultation

This page was updated1 year ago

The input methodologies (IMs) were first determined in December 2010 for specified airport services, electricity distribution and transmission, and gas pipelines. We are required to review the IMs every 7 years. We completed our review in December 2016.

On this page you will find the process and consultation documents related to the 2015/16 IM review. For the final decisions and reasons papers, go to the final decisions page.

See documents by topic area:

Airport fast track processes
Customised price-quality path fast track processes
Form of control and RAB indexation
Airport profitability assessment
Customised price-quality path requirements
Related party transactions provisions
Cost of capital
Emerging technology in the energy sector
Transpower IRIS provisions

The current consolidated IMs are available on the individual sectors' pages:

Airports
Electricity distribution
Gas pipelines
Transpower
Cost of capital

Submissions received on the technical consultation update paper (including airports ID Determination) and the ENA letter regarding live-line work
Documents (21)Show all
Cross-submissions on further consultation paper on cost allocation for electricity and gas businesses
Documents (7)Show all
Further correspondence received on the draft decisions
Documents (1)Show all
- Letter from ENA – Impact of a reduction of live line work on Non-exempt EDBs under the Default and Customised Price Quality Path – October 2016pdf - 417 KB | Published on October 20 2016
Submissions on further consultation paper on cost allocation for electricity and gas businesses
Documents (13)Show all
Technical consultation on updates to draft determinations (including airports ID determination)
Documents (15)Show all
Process update – September
Documents (2)Show all
- IM review – Process update paper – 14 September 2016pdf - 390 KB | Published on September 14 2016
- IM review – Amended notice of intention – 14 September 2016pdf - 240 KB | Published on September 14 2016
Input methodologies review draft amended determinations and Report on the IM review
Documents (4)Show all
Input methodologies review draft decisions papers
Documents (5)Show all
Process updates
Documents (5)Show all
Submissions on process update paper
Documents (4)Show all
Notice of intention
Documents (2)Show all
- Amended notice of intention – Input methodologies review – 2 December 2015pdf - 370 KB | Published on December 01 2015
- Notice of intention – Input methodologies review – 10 June 2015pdf - 347 KB | Published on June 09 2015
Invitation to contribute to problem definition – cross-submissions
Documents (18)Show all
Invitation to contribute to problem definition – submissions
Documents (36)Show all
Input methodologies review forum – Programme and transcript
Documents (2)Show all
- Input methodologies review forum 29-30 July 2015 – programmepdf - 191 KB | Published on August 07 2015
- Input methodologies review forum 29-30 July 2015 – Transcriptpdf - 632 KB | Published on August 07 2015
Input methodologies review forum – Decision-making framework presentation
Documents (1)Show all
- Decision-making framework – Commerce Commission, Susannah Sharpe, Scott Pearse-Smith – 29 July 2015pdf - 2 MB | Published on July 31 2015
Input methodologies review forum – Risk allocation and price-quality regulation presentations
Documents (5)Show all
Input methodologies review forum – Emerging technology presentations
Documents (8)Show all
Input methodologies review forum – Complexity and compliance cost presentations
Documents (4)Show all
Input methodologies review forum – Interactions between DPPs and CPPs presentations
Documents (3)Show all
Input methodologies review forum – CPP requirements presentations
Documents (7)Show all
Input methodologies review forum – Airports presentations
Documents (6)Show all
Submissions on the problem definition paper
Documents (2)Show all
- John Irving – Submission on problem definition paper – 13 July 2015pdf - 91 KB | Published on July 27 2015
- Smart Grid Forum – Submission on problem definition – 18 July 2015pdf - 925 KB | Published on August 25 2015
Developing decision-making frameworks for the current IM review and for considering changes to the IMs more generally – Discussion draft
Documents (1)Show all
- Developing decision-making frameworks for the current IM review and for considering changes to the IMs more generally – Discussion draft – 22 July 2015pdf - 216 KB | Published on July 22 2015
Other correspondence
Documents (2)Show all
- Commerce Commission response to Powerco and ENA comment on input methodologies review – 23 July 2015pdf - 318 KB | Published on July 23 2015
- ENA – Letter on the input methodologies review timetable – 10 July 2015pdf - 100 KB | Published on July 23 2015
Decision-making framework – discussion draft and submissions on framework matters
Documents (2)Show all
- Developing decision-making frameworks for the current IM review and for considering changes to the IMs more generally – Discussion draft – 22 July 2015pdf - 216 KB | Published on July 22 2015
- Transpower – Submission on problem definition paper regarding the threshold for changing IMs and the creation of new IMs – 25 June 2015pdf - 474 KB | Published on July 22 2015
Fast track announcement
Documents (2)Show all
- Input methodologies review – process paper update on fast track amendments – 3 July 2015pdf - 371 KB | Published on July 03 2015
- Amended notice of intention – Input methodologies review – 3 July 2015pdf - 361 KB | Published on July 03 2015
Submissions on fast tracks
Documents (2)Show all
- BARNZ – Submission on airport fast track for the IM review – 23 June 2015pdf - 711 KB | Published on June 29 2015
- NZ Airports – Submission on airport fast track for the IM review – 23 June 2015pdf - 223 KB | Published on June 26 2015
Invitation to contribute to problem definition
Documents (1)Show all
- Input Methodologies Review invitation to contribute to problem definition – 16 June 2015pdf - 716 KB | Published on June 16 2015
Submissions on open letter on proposed scope, timing and focus for the review of input methodologies
Documents (17)Show all
Proposed scope, timing and focus for the review of input methodologies
Documents (1)Show all
- Proposed scope, timing and focus for the review of input methodologies – Open letter – 27 February 2015pdf - 344 KB | Published on February 26 2015

Process and consultation

See documents by topic area:

Submissions received on the technical consultation update paper (including airports ID Determination) and the ENA letter regarding live-line work

Documents (21)Show all

Cross-submissions on further consultation paper on cost allocation for electricity and gas businesses

Documents (7)Show all

Further correspondence received on the draft decisions

Documents (1)Show all

Submissions on further consultation paper on cost allocation for electricity and gas businesses

Documents (13)Show all

Technical consultation on updates to draft determinations (including airports ID determination)

Documents (15)Show all

Process update – September

Documents (2)Show all

Input methodologies review draft amended determinations and Report on the IM review

Documents (4)Show all

Input methodologies review draft decisions papers

Documents (5)Show all

Process updates

Documents (5)Show all

Submissions on process update paper

Documents (4)Show all

Notice of intention

Documents (2)Show all

Invitation to contribute to problem definition – cross-submissions

Documents (18)Show all

Invitation to contribute to problem definition – submissions

Documents (36)Show all

Input methodologies review forum – Programme and transcript

Documents (2)Show all

Input methodologies review forum – Decision-making framework presentation

Documents (1)Show all

Input methodologies review forum – Risk allocation and price-quality regulation presentations

Documents (5)Show all

Input methodologies review forum – Emerging technology presentations

Documents (8)Show all

Input methodologies review forum – Complexity and compliance cost presentations

Documents (4)Show all

Input methodologies review forum – Interactions between DPPs and CPPs presentations

Documents (3)Show all

Input methodologies review forum – CPP requirements presentations

Documents (7)Show all

Input methodologies review forum – Airports presentations

Documents (6)Show all

Submissions on the problem definition paper

Documents (2)Show all

Developing decision-making frameworks for the current IM review and for considering changes to the IMs more generally – Discussion draft

Documents (1)Show all

Other correspondence

Documents (2)Show all

Decision-making framework – discussion draft and submissions on framework matters

Documents (2)Show all

Fast track announcement

Documents (2)Show all

Submissions on fast tracks

Documents (2)Show all

Invitation to contribute to problem definition

Documents (1)Show all

Submissions on open letter on proposed scope, timing and focus for the review of input methodologies

Documents (17)Show all

Proposed scope, timing and focus for the review of input methodologies

Documents (1)Show all