Critical business workers will no longer have to isolate if they are identified as a close contact. 

That's if they return daily negative rapid antigen tests. 

It's part of a new exemption scheme that aims to keep critical supply chains running through the Omicron outbreak. 

Our Chief Political Reporter Jason Walls has been at the Critical workforce announcement with Ministers Chris Hipkins and Dr Ayesha Verrall. 

Jason Walls joined Kerre McIvor. 

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