National says our Covid-19 traffic light system is no longer needed.

Jacinda Ardern will announce Cabinet's decision on whether to do away with it at 4pm.

National Party Covid-19 spokesperson Chris Bishop says compliance with mask wearing is waning.

He told Kate Hawkesby he reckons the timing is right.

Bishop says now that cases are falling and we're past the winter peak, it's time to move on.

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