[gonzo]

Not sure if this has been posted already but it now seems there's a financial requirement for the non-imm 'O' visas:

SINGLE ENTRY “O” VISA:-
1. Passport with minimum 6 months validity at time of entering Thailand.
2. Visa Application Form fully completed and with two photographs attached.
3. Copy of Thai marriage certificate (front and back).
4. Copy of either spouse’s Thai passport or Thai ID card (front and back).
showing their family name to be the same as that of visa applicant.
5. Copy of Thai Bank Book or UK “Current Account” bank statements for last
3 months showing monthly income equivalent to THB65k or lump-sum
amount of THB800k.

MULTIPLE ENTRY “O” VISA (First visa of this type):-
1. Passport with minimum 6 months validity at time of entering Thailand.
2. Visa Application Form fully completed and with two photographs attached.
3. Copy of Thai marriage certificate (front and back).
4. Copy of either spouse’s Thai passport or Thai ID card (front and back).
showing their family name to be the same as that of visa applicant.
5. Copy of UK “Current Account” bank statements for last 3 months
showing monthly income equivalent to THB65k or lump-sum amount of
THB800k.