The official site
- tdac.immigration.go.th: free
Only use tdac.immigration.go.th. The official card is free.
How to spot a look-alike site
- Check the address. The official site is tdac.immigration.go.th.
- Be wary of any "service fee" or "processing fee" for a form the government gives away free.
- Paid search ads can sit above the official site. Scroll past them, or type the official address yourself.
Who needs it
All non-Thai nationals arriving in Thailand.
Every traveller needs one, including babies and children.
Questions travellers ask
Is the TDAC free?
Yes, on tdac.immigration.go.th.
Why did a website charge me more?
Some private sites charge their own fees for government forms. Check the address before you pay, and use the official site.
When should I do it?
Within 3 days before you arrive in Thailand, counting the day you arrive.
Official sources
Last checked 3 October 2026. Rules can change at short notice, so always confirm on the official site before you travel. WayReady is not a government agency.