Passport holders of some countries and territories do not have to apply for a visa before they travel to NZ but must hold an NZeTA (New Zealand Electronic Travel Authority).
If you plan to visit New Zealand for a short period, you must request an NZeTA before you travel if you:
If you are from a visa waiver country or territory, and coming to New Zealand for a medical consultation or treatment, you must apply for a visa.
Andorra
Argentina
Austria
Bahrain
Belgium
Brazil
Brunei
Bulgaria
Canada
Chile
Croatia
Cyprus
Czech Republic
Denmark
Estonia (citizens only)
Finland
France
Germany
Greece
Hong Kong (residents with HKSAR or British National–Overseas passports only)
Hungary
Iceland
Ireland
Israel
Italy
Japan
Korea, South
Kuwait
Latvia (citizens only)
Liechtenstein
Lithuania (citizens only)
Luxembourg
Macau (only if you have a Macau Special Administrative Region passport)
Malaysia
Malta
Mauritius
Mexico
Monaco
Netherlands
Norway
Oman
Poland
Portugal (if you have the right to live permanently in Portugal)
Qatar
Romania
San Marino
Saudi Arabia
Seychelles
Singapore
Slovak Republic
Slovenia
Spain
Sweden
Switzerland
Taiwan (if you are a permanent resident)
United Arab Emirates
United Kingdom (UK) (if you are travelling on a UK or British passport that shows you have the right to reside permanently in the UK)
United States of America (USA) (including USA nationals)
Uruguay
Vatican City