Typically, a PSB handles policing, public security, and social order, the other duties of such offices include residence registration ("hukou"), as well as internal and external migration matters, such as the registration of temporary residents (including both foreign and domestic visitors).
Biasanya, BKM menangani kepolisian, keamanan masyarakat, dan tatanan sosial, tugas-tugas dari jabatan semacam itu meliputi pendaftaran pemukiman ("hukou"), serta materi-materi migrasi internal dan eksternal, seperti pendaftaran pemukim sementara (termasuk pendatang domestik dan asing).