Library

Here are some resources and links you may find useful.

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Plans Foundation documents Board Tiaki Wai Government Partners

Check out all our resources

New resources will be added over time

Certificate of Incorporation - Tiaki Wai Ltd

Certificate of Incorporation for Tiaki Wai Limited.

Board meeting pack for 15 December 2025

Board meeting agenda and reports for the meeting on Monday 15 December 2025

Assessment Report

Department of Internal Affairs WSDP Assessment Report - Wellington Metro is available on the DIA website

Certificate of Incorporation

Tiaki Wai Metro Water's Certificate of Incorporation.

WSDP Acceptance Letter

Letter from the Secretary for Local Government accepting Metropolita Wellington Water Services Delivery Plan

Wellington Region Water Services Delivery Planning (2024)

Recommended regional approach to a joint Water Services Delivery Plan and delivery model

Overview of Metropolitan Wellington Water Services Delivery Plan

This document provides an overview of main points from the metropolitan Wellington Water Services Delivery Plan.

Appendices to Metropolitan Wellington Water Services Delivery Plan

This is the appendices for the Metropolitan Wellington Water Services Delivery Plan (WSDP).

Metropolitan Wellington Water Services Delivery Plan

Five councils covering the Wellington metropolitan area – Hutt City Council, Porirua City Council, Upper Hutt City Council, Wellington City Council and Greater Wellington Regional Council – have agreed on a new delivery model for water services.