The Royal New Zealand Returned and Services' Association canceled all Anzac Day services, scheduled for 25 April.[240] New Zealand Health Minister David Clark advised the cancellation of mass indoor events with more than 100 people with the exception of workplaces, schools, supermarkets and public transport.[241][242] Prime Minister Jacinda Ardern closed New Zealand's border to non-citizens and non-residents with the exception of Samoan and Tongan citizens traveling to New Zealand for essential reasons, "essential health workers" and those seeking to enter the country for humanitarian reasons.[243][244]