Visas are not required for United States, United Kingdom, European Union, Micronesia and Palau.
A visa on arrival, valid for 90 days and costs $100, is available for visitors from Andorra, Argentina, Australia, Azerbaijan, Barbados, Belize, Brazil, Brunei, Cambodia, Canada, Cape Verde, Chile, Colombia, Costa Rica, Cuba, Egypt, Fiji, Georgia, Guatemala, Iceland, India, Indonesia, Israel, Japan, Kazakhstan, Kiribati, Kosovo, Kuwait, Kyrgyzstan, Malaysia, Maldives, Malta, Mauritius, Mexico, Monaco, Mongolia, Morocco, Nauru, New Zealand, Norway, Papua New Guinea, Peru, Philippines, Russia, Saint Vincent and the Grenadines, Samoa, Seychelles, Singapore, Solomon Islands, South Africa, South Korea, Switzerland, Tajikistan, Thailand, Tonga, Turkey, Turkmenistan, Tuvalu, Ukraine, United Arab Emirates, Uruguay, Vanuatu, Vatican City and Vietnam
Republic of the Marshall Islands - Visitor Requirements
Marshall Islands embassy