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

Tiaki Wai Privacy Statement

Interim LGOIMA Policy

This is the Interim Local Government Official Information and Meetings Act 1987 (LGOIMA) Policy for the Tiaki Wai Establishment Team.

Briefing for Contractors, 20 April 2026

Presentation from the briefing held with contractors on Monday 20 April, 2026.

Customer research

Conducted in December 2025, this research establishes an evidence-informed baseline of current awareness, expectations, concerns, and information needs regarding Tiaki Wai across the Wellington region. 

Constitution of Tiaki Wai Limited (previous version)

Constitution of Tiaki Wai Limited

Partners Agreement in relation to Tiaki Wai Limited

The agreement between Tiaki Wai and the Mana Whenua and Council Partners

Certificate of Incorporation - Tiaki Wai Ltd

Certificate of Incorporation for Tiaki Wai Limited.

Certificate of Incorporation

Tiaki Wai Metro Water's Certificate of Incorporation.

Wellington Region Water Services Delivery Planning (2024)

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