Try here.

Expat Car Club Thailand (ECC)

@Alessandro *********

Means nothing, no you don't.

Are you legally married to the Thai mother?

If not, the kid is not legally yours and you have a whole lot of hoops and expense to go through.

Are you married to a Thai?

Do you have a child here with a Thai woman?

It's only a single entry Non O now with no medical certificate required.

@Boran ****

Naa, Ive done extensions on visa exempt before and Im married with a kid.

Why don't you have a Non O if you're married?

After 60 days.

@Mai *******

You get 90 days on arrival.

I was there last year.

@Mai *******

Citizens of visa-free countries

Citizens of certain countries, including the EU, Canada, Australia, and the United States, do not need a visa for short-term visits.

Short-term visits for British passport holders

British passport holders do not need a visa for short-term visits of up to 90 days. This includes visits for tourism, visiting relatives or friends, and attending non