The conditions that come with this rule, from its official sources.
Conditions from official sources
Needs the Sint Maarten Entry Form (ED card) completed at entry.sx before arrival.
Not needed with a multiple-entry Schengen, UK or Irish visa, a residence permit for a Schengen country, the UK, Ireland, the US, Canada or an overseas French territory, or a visa for French Saint Martin.
Passport validity
The source states no minimum passport validity.
Tourist entry only
These rules cover tourist visits. Work, study and transit follow other rules.
Visa-free nearby
Other places Vanuatu passport holders can visit without a visa, within 2,500 km of Philipsburg, nearest first.
AnguillaThe Valley, about 20 km from PhilipsburgVisa-free
Antigua & BarbudaSaint John’s, about 160 km from PhilipsburgVisa-free · 6 months
MontserratBrades, about 160 km from PhilipsburgVisa-free · 6 months