Starting Oct 1, 2019, Electronic Travel Authority (ETA) is required for US citizen to enter New Zealand.
Submit the above requirements via one of the following options:
Confirmation for your ETA will be sent to the email address provided on your New Zealand ETA Application Form.
UNITED STATES, Andorra, Argentina, Austria, Bahrain, Belgium, Brazil, Brunei, Bulgaria, Canada, Chile, Croatia, Cyprus, Czech Republic, Denmark, Estonia, 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, Liechtenstein, Lithuania, Luxembourg, Macau — only if you have a Macau Special Administrative Region passport, Malaysia, Malta, Mauritius, Mexico, Monaco, Netherlands, Norway, Oman, Poland, Portugal, Qatar, Romania, San Marino, Saudi Arabia, Seychelles, Singapore, Slovak Republic, Slovenia, Spain, Sweden, Switzerland, Taiwan, United Arab Emirates, United Kingdom, Uruguay, Vatican City.
Electronic Travel Authority (ETA) for New Zealand is usually valid for two years from date of issue, for stays up to three months per entry. British nationals are allowed to stay up to six months per entry.