Minutes of the expert panel
22 September 2026 – Minute 10
The expert panel issued Minute 10 releasing its draft decision and conditions.
Minute 10 of the expert panel (PDF, 175 KB)
15 September 2026 – Minute 9
The expert panel issued Minute 9 to provide directions in relation to the non-publication of the remaining cultural information, which the panel did not make directions on in Minute 7.
In accordance with section 93(3) of the Fast-track Approvals Act 2024, this Minute has been withheld from the public register in its entirety to protect confidential and sensitive information.
4 September 2026 – Minute 8
The expert panel issued Minute 8 to address the actions following the ecology workshop held on 3 September 2026.
Minute 8 of the expert panel (PDF, 189 KB)
25 August 2026 – Minute 7
The expert panel issued Minute 7 regarding the withholding of sensitive information.
In accordance with section 93(3) of the Fast-track Approvals Act 2024, this Minute has been withheld from the public register in its entirety to protect confidential and sensitive information.
24 August 2026 – Minute 6
The expert panel issued Minute 6 regarding their actions following receipt of the applicant's response to comments.
Minute 6 of the expert panel (PDF, 114 KB)
13 August 2026 – Minute 5
The expert panel issued Minute 5 confirming their acceptance of a late comment received on the application.
Minute 5 of the expert panel (PDF, 104 KB)
29 July 2026 – Minute 4
The expert panel issued Minute 4 to provide the completed condition cross-checking exercise of the remaining topics by the panel.
Minute 4 of the expert panel (PDF, 121 KB)
15 July 2026 – Minute 3
The expert panel issued Minute 3 to set out a conditions cross-checking exercise to ensure that all recommendations are conditioned and/or included in management plans.
Minute 3 of the expert panel (PDF, 127 KB)
14 July 2026 – Minute 2
The expert panel issued Minute 2 recording their decision on which parties are to be invited to comment.
Minute 2 of the expert panel (PDF, 1.1 MB)
1 July 2026 – Minute 1
The expert panel issued Minute 1 regarding:
a project overview conference
a site visit
initial feedback on the proposed conditions
the appointment of a special adviser.
Minute 1 of the expert panel (PDF, 135 KB)
Appendix 1 – Preliminary review of the conditions (DOCX, 6.2 MB)
Correspondence to the expert panel
8 October 2026
The applicant provided a Memorandum of Counsel in response to Minute 10.
Memorandum of Counsel on behalf of the applicant in response to Minute 10 (PDF, 152 KB)
15 September 2026
The applicant provided the remainder of their response to Minute 8 of the expert panel.
11 September 2026
The applicant provided their response to Minute 8 of the expert panel.
- Applicant's response to Minute 8 (PDF, 1 MB)
- Appendix 1 – Appendix B12.8.4 – Lizard Management Plan (PDF, 1 MB)
- Appendix 1 – Appendix B12.8.4 – Lizard Management Plan (updated 11 September 2026) (DOCX, 26 MB)
- Appendix 2 – Correspondence with DOC regarding lizard compensation (PDF, 213 KB)
- Appendix 3 – Legal Memo (PDF, 795 KB)
- Appendix 4 – Ecology Memo – Revised Indicative Performance Targets (PDF, 84 KB)
- Appendix 5 – Winstone Aggregates – Site selection response to Minute 8 (PDF, 302 KB)
- Appendix 6a – Landscape Response Memorandum in response to Minute 6 (PDF, 379 KB)
- Appendix 6b – Appendix 1 to Landscape Graphic Supplement (PDF, 2 MB)
- Schedule A Figures (PDF, 18 MB)
9 September 2026
Auckland Council and Department of Conservation
Auckland Council and Department of Conservation jointly prepared and submitted a covering memorandum and attachments in response to Minute 8.
Joint statement memo in response to Minute 8 (PDF, 206 KB)
Joint response to item 3(f) of Minute 8 (PDF, 91 KB)
SEV assumptions and ECR (XLSX, 52 KB)
SEV applied to diversion only (XLSX, 310 KB)
Department of Conservation
The Department of Conservation filed a response to para 3 (i) of Minute 8.
Department of Conservation response to Minute 8 of the expert panel (PDF, 209 KB)
3 September 2026
The applicant filed updated conditions in response to the expert panel's directions for clerical corrections to text errors, formatting inconsistencies and condition cross-refencing updates.
Applicant's response to panel directions (PDF, 179 KB)
Appendix B12.7 - Conditions (Clean version updated 2 September 2026) (PDF, 6.2 MB)
Appendix B12.7 - Conditions (Tracked changes version updated 2 September 2026) (PDF, 6.4 MB)
Check to ensure proffered management plans implement specific bottom-line conditions (PDF, 109 KB)
1 September 2026
The applicant, Auckland Council and the Department of Conservation filed responses regarding their positions on topics to be discussed at the upcoming ecology workshop on 3 September 2026.
Applicant completed table for ecology workshop (PDF, 149 KB)
Auckland Council completed table for ecology workshop (PDF, 342 KB)
Department of Conservation completed table for ecology workshop (PDF, 88 KB)
Compiled table of all responses for ecology workshop (PDF, 237 KB)
26 August 2026
The applicant provided a partial response to Minute 6 for the matters identified in paragraphs 6(a) and 6(c).
Applicant's response to Minute 6 items 6(a) & (c) (PDF, 148 KB)
Appendix B12.7 - Conditions updated 18 August 2026 (PDF, 6.1 MB)
Updated Appendix 12 Tabular Assessment Amended Draft Conditions (DOCX, 179 KB)
Updated Appendix 12 Tabular Assessment Amended Draft Conditions (PDF, 904 KB)
24 August 2026
Dr Boothroyd provided an updated memorandum to include the results of the latest eDNA results.
Updated response to Minute 4 of the expert panel (PDF, 1.4 MB)
14 July 2026
A memorandum was filed on behalf of the applicant in relation to conditions post issue of panel’s Minute 1 and Appendix 1.
Letter regarding updates to conditions integrating SMART review and agreed changes (PDF, 24 MB)
13 July 2026
A memorandum was filed on behalf of the applicant regarding the upcoming invitation to comment.
Memorandum on behalf of Winstone Aggregates relating to parties invited to comment (PDF, 82 KB)
6 July 2026
The applicant filed documents regarding their response to Minute 1 of the expert panel and the upcoming panel briefing.
Memorandum on behalf of Winstone Aggregates in response to Minute 1 of the expert panel (PDF, 54 KB)
Memorandum on behalf of Winstone Aggregates regarding panel briefing (PDF, 395 KB)
Legal submissions on behalf of Winstone Aggregates in advance of panel briefing (PDF, 124 KB)
22 June 2026
The applicant filed updated application documents following further consultation feedback.
Letter to the EPA – Updates to application following further consultation feedback (PDF, 40.7 MB)
Joint memorandum by Winstone Aggregates and Auckland Council – Issues list (PDF, 185 KB)
The below documents have been updated and supersede previous versions.
- Appendix A6.4 – Consultation Summary Report (PDF, 38 MB)
- Part B – Assessment of Environmental Effects (PDF, 7 MB)
- Appendix B12.3b – Subdivision Plans (PDF, 2 MB)
- Appendix B12.3c – Written Approvals (PDF, 23 MB)
- Appendix B12.4.4 – Economic Impact Assessment (PDF, 2 MB)
- Appendix B12.4.7 – Erosion and Sediment Control Assessment Report (PDF, 28 MB)
- Appendix B12.7 – Conditions (PDF, 1 MB)
- Superseded – Appendix B12.8.4 – Lizard Management Plan (PDF, 9 MB)
- Appendix B12.8.12 – Groundwater Monitoring and Contingency Plan (PDF, 1015 KB)
- Appendix B12.10 – Compliance Table (PDF, 1 MB)
Minutes of the panel convener
2 June 2026 − Minute 3
The panel convener issued a Minute regarding the appointment of expert panel members and timeframe for the Hunua Quarry Development project.
Minute 3 of the panel convener (PDF, 120 KB)
18 May 2026 − Minute 2
The panel convener issued Minute 2 regarding a conference to be held on Thursday 28 May 2026.
Minute 2 of the panel convener (PDF, 230 KB)
15 May 2026 − Minute 1
The panel convener issued Minute 1 requesting reports and advice from the Department of Conservation and Heritage New Zealand Pouhere Taonga under section 51 of the Fast-track Approvals Act 2024.