What that document is?
Surat Domisili (Surat Keterangan Domisili) is a letter from the local government confirming your residence address. Literally it means the Letter of Residence. To be precise, it is «proof of residence».
Surat Domisili is often the starting point for obtaining other forms of identification in Indonesia or when working with government agencies such as Catatan Sipil (Civil Registry).
Application for SKTT (Surat Keterangan Tempat Tinggal)
Application for KTP OA (Kartu Tanda Penduduk Orang Asing) at the Registry Office
When you open a company you will need Surat Domisili Perusahaan (Company Residence Letter)