Last updated: 13 May 2024

Dam resources

MBIE has a range of resources to help those impacted by the regulations understand their responsibilities.

Available resources


Webinar explaining the new dam safety regulations which come into force on 13 May 2024.

View video transcript

Dam safety regulations video

View video transcript

How to measure and calculate dam volume

A resource to help agricultural dam owners calculate the volume of their dam and understand if they are impacted by the regulations.

Measuring and calculating the height and volume of agricultural dams [PDF 8MB]


A visual graphic showing the high-level key actions required by dam owners, engineers, and regional authorities.

Download an infographic summary of the provided dam safety guidance information [PDF 5.2MB]

Guidance document

A detailed guidance document to assist dam owners, technical practitioners, and regional authorities in the performance of their functions and duties, and in the exercise of their powers, if any.

Download the guidance document [PDF 15MB]

On-line learning module

An online interactive course to help dam owners understand if their dam is impacted by the regulations, and to provide more detail around the key actions required by dam owners, technical practitioners, and regional authorities.

Dam safety learning module -

Potential Impact Classification checklist

A checklist to support dam owners to identify and collate information for a Potential Impact Classification (PIC) assessment.

Potential Impact Classification checklist [PDF 3.2MB]

Prescribed forms templates

Form templates that contain information that must be completed/provided by dam owners and submitted to regional authorities, under the regulations.

Dam classification certificate [PDF 89KB]

Dam safety assurance programme [PDF 85KB]

Annual dam compliance certificate [PDF 92KB]

Promotional and educational resources

The resources below can be used and shared by those impacted by the regulations, to help to raise awareness and understanding of the regulations.

The articles can be used in your publications, the images on your websites and social media channels and the posters and flyer can be printed.

When using the images on your website and social media channels, please provide a link to MBIE's Building Performance website, where further information and resources are available:

The regulations come into force on 13 May 2024.

Resources promoting the threshold change

Article – Change to height and volume of dams impacted by the regulations [DOCX 21KB]

Image for social media 1080x1920 pixels [JPG 916KB]

Image for social media 1080x1080 pixels [JPG 639KB]

Image for website 820x315 pixels [JPG 186KB]

Image for website 1200x628 pixels [JPG 413KB]

Alternative (ALT) text for images: Building Performance. Text, "Do you still need to give a dam? Changes to the dam safety regulations mean smaller dams may no longer need to comply. Check if yours is still impacted." The Ministry of Business, Innovation and Employment's logo and the New Zealand Government logo.

Poster (A3) for printing [PDF 4.4MB]

Poster (A4) for printing [PDF 1.4MB]

Flyer for printing [PDF 745KB]

Resources promoting the regulations

Article - Dam safety regulations now in force [DOCX 20KB]

Image for website 800x800pixels [JPG 450KB]

Image for website 800x420pixels [JPG 260KB]

Image for social media 1080x1080pixels [JPG 700KB]

Alternative (ALT) text for images: Building Performance. Text, "Do you own a property with a dam or pond? Check if new dam safety regulations impact you." The Ministry of Business, Innovation and Employment's logo and the New Zealand Government logo.

Poster (A4) for printing [PDF 1.4MB]

Powerpoint presentation

The presentation covers why the regulations have been made, the Building Act 2004, key elements and timeframes of the regulations and key responsibilities of dam owners, Recognised Engineers and regional authorities.

Dam Safety Regulations 2022 - Powerpoint presentation for sector groups [ZIP 10.2MB]

This information is published by the Ministry of Business, Innovation and Employment’s Chief Executive. It is a general guide only and, if used, does not relieve any person of the obligation to consider any matter to which the information relates according to the circumstances of the particular case. Expert advice may be required in specific circumstances. Where this information relates to assisting people: