Penelitian ini merupakan sebuah penelitian penegakan hukum adat Dayak Kenyah terhadap tindak pidana peredaran minuman beralkohol. Tujuan penelitian untuk mengetahui bagaimana penegakan hukum dan apa kendala dalam penegakan hukum adat Dayak Kenyah terhadap tindak pidana peredaran minuman beralkohol di Desa Nawang Baru. Penelitian ini adalah penelitian hukum empiris dengan metode penelitian yaitu deskriptif dan pendekatan dalam penelitian ini adalah pendekatan analisis kualitatif. Selanjutnya pengumpulan bahan hukum mengunakan bahan hukum primer berupa wawancara dengan Kepala Adat Desa Nawang Baru dan didukung oleh bahan hukum sekunder. Hasil penelitian dapat dipahami bahwa penegakan hukum Adat Dayak Kenyah terhadap tindak pidana peredaran minuman beralkohol dilakukan oleh Kepala Adat bersama dengan Pemangku Adat, Kepala Desa beserta Staf-Staf Desa Nawang Baru dari tahun 2020 sampai dengan 2024 mendapatkan hasil yang positif. Alur perkara hukum adat terhadap tindak pidana peredaran minuman beralkohol yaitu Alaq Pengembadaq (Menerima Laporan) Mengin Kelu’ong (Memangil saksi dan Pelaku), Pemong Madong (Sidang Adat) Pengebadaq Cen Adet (Keputusan Adat). Berdasarkan hal tersebut ada beberapa kendala dalam penegakan hukum adat Dayak Kenyah terhadap tindak pidana peredaran minuman beralkohol yaitu Penegakan hukum adat yang masih kurang efektif, sulitnya mendapat barang bukti, Keterbatasan SDM (Petugas yang diberikan tanggung jawab untuk melakukan pengawasan), Kurangnya kesadaran masyarakat atau pelaku terhadap peredaran minuman beralkohol.

Kata Kunci: Penegakan Hukum Adat, Minuman Beralkohol, Pelaku Tindak Pidana, Dayak Kenyah, Desa Nawang Baru.

Research on the enforcement of Dayak Kenyah customary law against the crime of distribution of alcoholic beverages. The purpose of the study was to find out how law enforcement and what were the obstacles in enforcing Dayak Kenyah customary law against the crime of distribution of alcoholic beverages in Nawang Baru Village. Empirical research with a research method that is descriptive and the approach in this research was a qualitative analysis approach. Furthermore, the collection of legal materials used primary legal materials in the form of interviews with the Customary Head of Nawang Baru Village and is supported by secondary legal materials. The results showed that the enforcement of Dayak Kenyah customary law against the crime of distribution of alcoholic beverages was carried out by the Customary Head together with the Customary Stakeholders, the Village Head and the Nawang Baru Village Staff from 2020 to 2024 with positive results. The flow of customary law cases against the crime of distribution of alcoholic beverages, namely Alaq Pengembadaq (Receiving Reports) Inviting Kelu'ong (Calling witnesses and perpetrators), Pemong Madong (Customary Court) Pengebadaq Cen Adet (Customary Decision). Based on this, there were several obstacles in the enforcement of Dayak Kenyah customary law against the crime of distribution of alcoholic beverages, namely the enforcement of customary law which is still less effective, the difficulty of obtaining evidence, limited human resources (officers who are given the responsibility to supervise), lack of public awareness or perpetrators of the circulation of alcoholic beverages. Keywords: Customary Law Enforcement, Alcoholic Beverages, Criminal Offenders, Dayak Kenyah, Nawang Baru Village