<![CDATA[Abstrak Pemeriksaan keimigrasian di Indonesia telah ada sejak zaman penjajahan Belanda, melihat lingkup tugas dan fungsi keimigrasian yang ada di berbagai bidang seperti politik, ekonomi, sosial budaya, keamanan, dan kependudukan (multidimensional). Dalam konteks lalu-lintas dan mobilitas manusia yang semakin meningkat, peran dan fungsi imigrasi menjadi bagian yang penting dan strategis yaitu meminimalisasi dampak negatif dan mendorong dampak positif yang dapat timbul akibat kedatangan orang asing sejak masuk, selama berada dan melakukan kegiatan di Indonesia sampai ia keluar wilayah negara. Penelitian ini merupakan penelitian pustaka (library research), dimana pengolahan bahan-bahan hukum penelitian yang berasal dari sumber hukum primer dilakukan dengan menganalisis muatan substansinya. Untuk bahan hukum sekunder dilakukan dengan cara klasifikasi, sistematis dan penggolongan terhadap teori-teori yang terdapat dalam literatur dan hasil penelitian serta dokumen-dokumen resmi yang ada, kemudian dilakukan dianalisis. Berdasarkan hasil penelitian dapat disimpulkan bahwa fungsi keimigrasian dalam Undang-undang Nomor 9 Tahun 1992 mencakup tiga hal, yakni; fungsi pelayanan masyarakat di bidang arus lalu-lintas orang WNI dan WNA, fungsi penegakan hukum berkaitan dengan hal-hal keimigrasian, dan fungsi keamanan imigrasi yang berfungsi sebagai penjaga pintu gerbang negara. Kata Kunci: Fungsi, Keimigrasian, Undang-undang Abstract Immigration checks in Indonesia have existed since the Dutch colonial era, looking at the scope of duties and functions of immigration in various fields such as politics, economy, socio-culture, security, and population (multidimensional). In the context of increasing traffic and human mobility, the role and function of immigration becomes an important and strategic part, namely minimizing negative impacts and encouraging positive impacts that may arise due to the arrival of foreigners from the time they enter, while they are in Indonesia and carry out activities in Indonesia until they leave. country territory. This research is a library research, where the processing of research legal materials from primary legal sources is carried out by analyzing their substance content. For secondary legal materials, classification, systemization and classification of theories contained in the literature and research results as well as existing official documents are carried out, then analyzed. Based on the results of the study, it can be concluded that the immigration function in Law Number 9 of 1992 includes three things, namely; the function of public services in the field of traffic flow for Indonesian citizens and foreigners, law enforcement functions related to immigration matters, and immigration security functions that function as gatekeepers of the state. Keywords: Function, Immigration, Law]]>
