>: Is there any rule about when exactly I need to go to the immigration office for the extension (in my case that would be between 1 - 22 November)
I believe that immigration office allows a person to apply for a new extension when they have 30 days or less remaining on the existing entry stamp.
> do I need to make an appointment for that visit
Nope, it's walk in only
>. Also, what documents do I need to bring to the immigration office?
I've been told they have an excellent volunteer organization. According to
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"Completely filled in TM 7 form.
Copies from following passport pages:
Detail page
Current visa/extension
All extensions from last Non-O visa or transfer stamp to new passport. (If applicable)
Last entry stamp
TM6 departure card
Passport size picture
Proof of financial status either:
Letter from Embassy/Consul Certifying over THB
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month. (If applicable and max 6 months old),
Supporting documents of the income may be requested by the immigration officer.
Copy bank book name page and last 2 months transactions.
Persons from the countries who don’t supply income certificates (USA, UK, Australia) should contact the immigration office to discuss their application if they want to use their (overseas) income as proof of income for the extension based on marriage application.
OR
Signed and stamped bank letter AND Signed and stamped bank statement showing the money ( Minimum THB 400.000 ) for at least 2 months before application date. (Max 7 days old)
Copy updated Thai bank (saving account only) book name page and last 2 months transactions.
Please make sure that all papers have the same balance mentioned
OR
Work Permit option with the following papers :
Copy workpermit
Certificate of company (Max 6 months old)
Certificate of income more than 40.000 Baht a month
Individual income tax
Copy wife ID card
Marriage certificate Koror 2. (Max 180 days old)
Marriage certificate Koror 3
OR
Foreign marriage certificate. (English or Thai language)
Marriage certificate Koror 22 in case of foreign marriage certificate is used. (Max 180 days old)
This can be obtained at the local district office (Amphur) with your certified translated foreign marriage certificate.
Copy birth certificate of any children.
Copy house book of each child address.
Copy Thai wife house book.
If the Thai wife is not the owner of the house :
– Copy ID card of the house owner.
– Copy house book of the house owner.
– Copy lease agreement.
Hand drawn map of location of house.
Picture of husband and wife (with children if applicable) in front of the house clearly showing house number.
Picture of husband and wife (with children if applicable) inside the house.
Please create 2 complete sets of supporting documents and take original papers with you for the application.
If extension application is successful the applicant will receive a “Under consideration” stamp and is granted a 1 month extension.
After this 1 month under consideration period the applicant has to return to the immigration office to receive the remaining 11 months in case the application is approved.
Extension application can be submitted within the last 30 days of the current visa/extension.
Both persons (applicant and wife) have to be at the immigration in person during the application process.
Please go to room 204 for your marriage extension."
This sounds right to me