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Entering by boat: Thailand

What to do to enter Thailand by sea: the procedures, the papers to present and the ports where you can clear in.

Check with the authorities before you leave (last checked on 28 October 2026).

Before you arrive

The steps

  1. Fill in the Thailand Digital Arrival Card for each person before arrival.
  2. Immigration (visa or exemption on arrival).
  3. Customs: yacht entry report (form 372) within 24 h.
  4. Harbour master (Marine Office); online registration required in Phuket.

Papers to have on board

  • Passports for the whole crew
  • Visas, if your nationality requires them
  • Crew list
  • Boat papers (registration certificate)
  • Outward clearance from the previous country
  • Photo of the boat

Good to know

  • No official published list of ports of entry for pleasure craft: list compiled from cruising guides.
  • Report the yacht to Customs within 24 h of arrival (form 372); on departure, forms 373 and 378 (port clearance).
  • Clear out and in with the harbour master at every change of province (fines reported in Krabi and Satun).
  • AIS mandatory to enter and leave Thai waters since 2016.
  • December 2025: the border with Cambodia is closed; February 2026: drifting containers after the SEALLOYD ARC sinking near Phuket.

Ports of entry

The ports where you can clear in, and the services available there.

Koh Lipe (parc national de Tarutao)

Prepare your arrival with Hullteam

In the app, free: the map of every port of entry and its offices with their contacts, the crew list and the entry forms filled in for you, ready to print or send to an agent.

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Sources

This information is gathered from public sources and sailors’ experience. It does not replace the country’s authorities, whose word is final: check before you leave.

    Entering Thailand by boat: entry formalities | Hullteam