TM8 in Thailand: Re-Entry Permit Explained Before You Travel

TM8 matters when you have a current stay permission in Thailand, plan to leave and want to return without losing that permission. It is not a “deal with it at the airport somehow” topic, unless travel stress is your preferred subscription model.

This guide explains re-entry permits in practical and careful terms. It is not legal advice or an official instruction. Before travelling, check current rules, fees and service availability.

The short answer

TM8 is the form used to apply for permission to re-enter Thailand, usually called a re-entry permit. It may be needed if leaving Thailand without additional permission would end your current permission to stay.

The key point: TM8 does not extend your stay. If you are permitted to stay until a specific date, a re-entry permit generally helps preserve that same date after return. It does not add days and does not replace TM7.

When TM8 may be needed

TM8 may matter when you are staying in Thailand on a basis you want to preserve after international travel. This often applies to people with an extension of stay, family stay, education stay, employment stay, retirement stay or another longer-term basis.

Before leaving, separate four concepts:

• visa validity,
• number of entries on the visa,
• current permitted stay date,
• re-entry permit.

These are not synonyms. You may have a visa document and a separate stay date based on a stamp or decision. You may also have an extension of stay that does not automatically allow you to depart and return while preserving the current permission.

What TM8 is not

TM8 is not an extension of stay. If you need more days, check TM7.

TM8 is not a new visa. It does not change the stay basis and does not fix document problems.

TM8 is not TM47. Departure and return may affect how some obligations are counted, but 90-day reporting should be checked separately.

TM8 is not TM30. Address and accommodation reporting are separate issues.

Single or multiple re-entry permit

Official materials distinguish between single and multiple re-entry permits.

A single re-entry permit may be enough if you plan one departure from Thailand and one return before the end of your current stay permission.

A multiple re-entry permit may make sense if you plan several departures and returns within the same stay period.

A multiple re-entry permit is not a new long-term visa. Its value depends on the current permitted stay date. If the underlying stay ends soon, multiple re-entry does not turn it into a magical multi-year pass. Bureaucracy is not an RPG inventory system.

What to check before leaving

Before travelling, check:

• the permitted stay date in your passport or decision,
• your visa type or current stay basis,
• whether your document allows single or multiple entries,
• whether leaving without TM8 would end your current stay,
• where you can apply: local office or airport service point if available,
• how much time to allow for the process,
• whether TM30 or TM47 should be checked after return.

Do not leave this until the final hour before a flight. Understand your stamp before you arrive at the airport with luggage and optimism.

Details worth keeping nearby

When preparing TM8, keep:

• passport number,
• date of last entry into Thailand,
• current permitted stay date,
• visa type or stay basis,
• planned departure date,
• planned return date,
• flight number or travel route,
• current address in Thailand,
• copies of important passport pages,
• proof of current extension of stay if you have one.

This list does not replace official requirements. It helps avoid hunting for information across passport pages, photos, inboxes and chats.

Common mistakes

The first mistake is assuming that because there is a visa in the passport, every exit and return is safe. Not always.

The second mistake is confusing TM8 with an extension of stay. TM8 may preserve the current stay, but it does not make it longer.

The third mistake is choosing single re-entry when several trips are planned. After using a single re-entry permit, another departure may require another step.

The fourth mistake is not checking the stamp after returning. After arrival, review the permitted stay date entered in your passport.

How TM8 connects with TM7 and marriage visa cases

TM8 often appears after a longer stay has been granted. Example: someone files TM7, receives an extension, then wants to leave Thailand and return before it ends. In that situation, a re-entry permit should be checked.

The same may apply to family stay or a so-called marriage visa. A one-year extension of stay does not necessarily mean you can leave and return freely without consequences for the current permission.

How Thaiva helps

Thaiva does not file TM8 and does not issue re-entry permits. It can help keep stay dates, planned departure and return dates, passport details, stay basis, address, document copies and reminders in one place.

The practical benefit is simple: before flying, you can see the key information instead of reconstructing it from random screenshots.

FAQ

Does TM8 extend my stay in Thailand?

No. TM8 concerns a re-entry permit. It does not add days and does not replace TM7.

Do I need TM8 if I have a multiple-entry visa?

Not always. If the visa truly allows multiple entries and is still valid, your situation may differ from a stay based on a single entry or an extension.

What happens if I leave without TM8?

If your situation required a re-entry permit, departure may end the current stay permission. When you return, you may receive a new status under entry rules available at that time.

Can a re-entry permit be done at the airport?

Some departure points may offer this service, but do not assume availability without checking current hours, location and requirements.

How much does a re-entry permit cost?

Immigration materials show 1,000 baht for a single re-entry permit and 3,800 baht for a multiple re-entry permit. Check the current fee before filing.

Sources and freshness

Useful sources:

• Immigration Bureau
• Samut Prakan Immigration: TM7 and TM8 forms
• Samut Prakan Immigration: immigration fees
• Royal Thai Embassy in Warsaw: visa information

Freshness: this guide was updated on 2026-07-04. Before travelling, check current rules, fees, service-point availability and local practice.