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Our timeline and milestones

Read about when we were established and other important dates in our history.

We took over from the Ministry of Health | Manatū Hauora as the drinking water regulator on 15 November 2021.

From 4 October 2023, we took on wider responsibilities for the environmental performance of public wastewater and stormwater networks, extending our role to the full range of water services.

December 2019

The Bill was introduced to the House.

 

1 March 2021

The Act took effect through an Order in Council and Taumata Arowai became a Crown entity. The Act sets out our objectives and functions, and allows for our board and Māori Advisory Group to be established.

28 July 2020

The Water Services Billoutbound was introduced into the House. 

1 March 2021

Taumata Arowai became a Crown entity through the Taumata Arowai – the Water Services Regulator Act Commencement Order 2021outbound

4 October 2021

The Water Services Bill is granted Royal Assent to become law as the Water Services Act 2021outbound.  

15 November 2021

Taumata Arowai became the water services regulator for Aotearoa.

17 January 2022

The first set of documents released for public consultation to help inform our regulatory approach under the Water Services Act 2021outbound

14 November 2022

New Drinking Water Quality Assurance Rules, Drinking Water Standards, Aesthetic Values and Acceptable Solutions came into effect.

4 October 2023

Our role in relation to wastewater and stormwater begins as the remaining provisions of the Water Services Act 2021outbound commence.