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Boating in Thailand: entry, customs and national parks
Phuket and the Andaman Sea are a fixture for many cruisers crossing the Indian Ocean, with charter grounds around Krabi and in the Gulf of Thailand. Arriving on your own boat means a digital arrival card, reporting your arrival and importing the yacht temporarily free of duty. This page sums up what Thai customs and official sources say.
Best time to go: Phuket
Phuket: going by warmth, rain days and wind, January, February and March are the most pleasant months. Bars show the average daily high, the line the sea temperature, below them rain days and days with wind of 6 Beaufort or more per month, averaged over 2015 to 2024.
Air, daily high (°C) Sea (°C) best months
Weather: NASA POWER (MERRA-2 reanalysis, grid values rather than station readings).
Sea temperature from NOAA satellite data. More cruising areas compared: Best time to sail
Entry
- German citizens need no visa for tourist stays. Since 15 September 2026 entry is granted for 30 days at most, extendable once by up to 30 days.[1]
- The Thailand Digital Arrival Card (TDAC) is mandatory, also for arrivals by sea. Register within three days before entry.[2]
- Passports must be valid for at least six months on entry.[1]
- Official pages give no special rule for yacht crews. Ask the Thai embassy before you travel.[3]
- The skipper reports arrival like any vessel from abroad. Before leaving he files a departure report and obtains port clearance from customs.[4]
- We could not verify officially which ports serve as ports of entry or in which order to visit harbour master, immigration and customs. Check with the port before arrival.
Temporary import of the yacht
- Pleasure boats brought in by their owner for tourism are duty-free if re-exported within six months at most.[4]
- Required are an application, the boat's registration, a passport, a power of attorney if you are not the owner and a re-export guarantee, secured in cash or by bank guarantee.[4]
- The customs page dates from 2018. Have customs confirm whether a longer period now applies.[4]
National parks
Licence
- We found no official rule on recognising foreign boating licences. Bring your certificate of competence and radio licence.
Liability insurance
- We found no official insurance requirement for foreign leisure boats. Ask marinas and charter firms in advance which proof they want.
Drones and safety
Emergency
In Thailand keep passports, the TDAC confirmation, the boat registration, a power of attorney if you are not the owner and the temporary import papers with the guarantee on board. Get port clearance from customs before leaving.
NAMMERT customers can get their liability confirmation in English.
Get a quoteCheck your trailer rigTrailer route plannerBoat papers checklist
Questions
What is the TDAC?
Thailand's digital arrival card. It is mandatory for arrivals by sea too and is completed within three days before entry.
How long can my yacht stay in Thailand duty-free?
According to the 2018 customs page, up to six months against a re-export guarantee. Check with customs whether a longer period applies today.
Which number do I call in a maritime emergency?
Thai-MECC hotline 1465; on land, police 191.
Sources
As of: 8 Nov 2026.
Rules change. Check with the authorities of the country before you travel.
- German Federal Foreign Office: travel and safety advice, Thailand
, unchanged since 26 Oct 2026, retrieved 2026-11-08
- Royal Thai Embassy Berlin: Thailand Digital Arrival Card (TDAC) mandatory
, updated 31 Jul 2025, retrieved 2026-11-08
- Royal Thai Embassy Berlin: visa matters, general information
, undated, retrieved 2026-11-08
- Thai Customs Department: temporary import and export of private vehicles by sea
, last updated 8 Oct 2018, retrieved 2026-11-08
- Thai Maritime Enforcement Command Center (Thai-MECC): rescue report via hotline 1465
, 6 Nov 2026, retrieved 2026-11-08
- Department of National Parks: Mu Ko Similan National Park
, undated, retrieved 2026-11-08
- Department of National Parks: Hat Noppharat Thara, Mu Ko Phi Phi National Park
, undated, retrieved 2026-11-08
- UK FCDO: Foreign travel advice Thailand, Getting help
, updated 12 Oct 2026, retrieved 2026-11-08