In April, former building and construction minister Chris Penk announced a scheme to allow trusted plumbers and drainlayers to self-certify. 

This means they can sign off their own work, speeding up building and making it cheaper.

The new plumbing and drainlaying self-certification scheme officially starts tomorrow, 7 September 2026.

Master Plumbers CEO Greg Wallace joined Pete Wolfkamp to discuss the changes. 

LISTEN ABOVE 

In April, former building and construction minister Chris Penk announced a scheme to allow trusted plumbers and drainlayers to self-certify.&nbsp;
This means they can sign off their own work, speeding up building and making it cheaper.
The new plumbing and drainlaying self-certification scheme officially starts tomorrow, 7 September 2026.
Master Plumbers CEO Greg Wallace joined Pete Wolfkamp to discuss the changes.&nbsp;
LISTEN ABOVE&nbsp;

Known as “The Resident Builder”, Peter Wolfkamp hosts the DIY show on Newstalk ZB each Sunday from 6am-9am. Peter is New Zealand’s top DIY radio & tv personality.  The programme includes taking questions from callers and offering advice on DIY projects, gardening with Ruud Kleinpaste plus ‘Ask the Expert’ segments.

Known as “The Resident Builder”, Peter Wolfkamp hosts the DIY show on Newstalk ZB each Sunday from 6am-9am. Peter is New Zealand’s top DIY radio & tv personality.

The Resident Builder Podcast with Peter Wolfkamp

Greg Wallace: Master Plumbers CEO on the start of self-certification

https://api.omny.fm/orgs/7784f840-c291-422a-924b-ad9000bbad71/clips/f076dac7-9844-4d27-9209-b4bc01657aa0/transcript

Listen to The Resident Builder Podcast for Sunday  1 November.

Get The Resident Builder Podcast every Sunday morning on iHeartRadio, or wherever you get your podcasts.

Listen to The Resident Builder Podcast for Sunday 1 November. 
Get The Resident Builder Podcast every Sunday morning on iHeartRadio, or wherever you get your podcasts.

Full Show Podcast: 01 November 2026 

https://api.omny.fm/orgs/7784f840-c291-422a-924b-ad9000bbad71/clips/5b74fc27-b337-4c3f-956e-b4f4014d1f9b/transcript

On the gardening hour, Ruud talked about replanting an asparagus bunch from an old plant, calcium deficiencies impacting peonies and how to save them, and much more.

LISTEN ABOVE

On the gardening hour, Ruud talked about replanting an asparagus bunch from an old plant, calcium deficiencies impacting peonies and how to save them, and much more.
LISTEN ABOVE

The Gardening Show with Pete and Ruud: October 25, 2026

https://api.omny.fm/orgs/7784f840-c291-422a-924b-ad9000bbad71/clips/c2a3a78c-57ec-451f-8b23-b4ed015028aa/transcript

Today, Pete talked about painting houses, what to do if your timber walls cup, boundary lines and whether or not you need a building consent for your next big idea. Pete also discussed what is acceptable when it comes to shower lining.

Nano Clear's Jacob explained the change in industry approach to reinforcing joinery and when the best time to do it on your house is before you sell.

Green MP Julie Anne Genter joins the show to discuss what the party intends to do to increase the building of higher performance buildings, but also make them affordable and whether or not they support the increase of changes to the building legislation over the last few years.

LISTEN ABOVE

Today, Pete talked about painting houses, what to do if your timber walls cup, boundary lines and whether or not you need a building consent for your next big idea. Pete also discussed what is acceptable when it comes to shower lining.
Nano Clear's Jacob explained the change in industry approach to reinforcing joinery and when the best time to do it on your house is before you sell.
Green MP Julie Anne Genter joins the show to discuss what the party intends to do to increase the building of higher performance buildings, but also make them affordable and whether or not they support the increase of changes to the building legislation over the last few years.
LISTEN ABOVE

Full Show Podcast: 25 October 2026 

https://api.omny.fm/orgs/7784f840-c291-422a-924b-ad9000bbad71/clips/439b5fae-5dcc-4975-8d20-b4ed014d16bc/transcript

Greg Wallace: Master Plumbers CEO on the start of self-certification

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The Resident Builder Podcast with Peter Wolfkamp

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