Ok you can do that here, i just went thriugh the process, i extended my 30 day exempt 1900 bhat then applied for the non0 90 dsys based on retirement, the paperwork needed is the last 2 entries of your landlords blue book, if renting
Landlords id copy
Tm30 completed by the landlord, or if you have a lease by you
Proof of income and/ or 800.000 bhat that had come ftom overseas and must be in a thai bank fir 30 days before application,
Documented proof that the money came from overseas
A gusrantee from the bank
Copies of all the pages in your passport,
Map of where you are staying.
Your application
this was at nonthaburi and was a 90 day non0 based on retirement