ABDI LAKSANA JURNAL PENGABDIAN KEPADA MASYARAKAT VOLUME 2 NOMOR 1 AKIBAT HUKUM PERKAWINAN CAMPURAN DAN PERKAWINAN BEDA AGAMADI TINJAU UNDANG –UNDANG NO. 16 TAHUN 2019 TENGANG PERKAWINAN Hj. Nur Sa’adah, Hj.Sri Siti Munalar, Surya Oktarina, Halimah Humayrah Tuanaya, Ervianto Braviaji S1 Ilmu hukum, Fakultas Hukum, Universitas Pamulang dosen01383@unpam.ac.id Abstract The understanding of mixed marriages and different religions marriages in Village of Setu, Sub-District of Setu, City of Tangerang Selatan was carried out by the PKM Team of S1 Law Science, Pamulang University, which is an implication of the Three Pillars of Higher Education (Tridarma Perguruan Tinggi) program. The method of implementing this service is carried out in several activities, namely the first stage of the survey, namely the socialization is carried out by arranging various things that will be conveyed during the service activity. Understanding of mixed marriage and different religions. The main objectives of the PKM S1 Team of Law at Pamulang University are: (1) To determine the validity of mixed marriages in terms of Law No. 16 of 2019 concerning Marriage (2) To determine the validity of different religions marriages in terms of Law No. 2019 on Marriage. The definition of mixed marriage as regulated in Article 57 of the Marriage Law is: Marriage between two people who in Indonesia are subject to different laws, because of different nationalities and one of the parties is an Indonesian citizen. The legal basis for mixed marriages that are held in Indonesia is Law No.1 of 1974 (Article 59 paragraph 1) which has been amended by Law Number 16 of 2019 concerning Marriage, which states that mixed marriages that are held in Indonesia are carried out according to this Marriage Law. Different religions marriage according to Indonesian law, basically, the law of marriage in Indonesia does not specifically regulate marriage between interfaith couples so that there is a legal vacuum. Regarding the validity of marriage, marriage is carried out according to religion and belief as regulated in Article 2 paragraph (1) of the Marriage Law. This means that the Marriage Law leaves to the teachings of each religion. The Constitutional Court (MK) rejects the review of Article 2 paragraph (1) of Law No. 1 of 1974 concerning Marriage regarding the legal requirements of marriage related to interfaith marriage. The Court considers Article 2 paragraph (1) of the Marriage Law is absolutely not contradicting the 1945 Constitution. "The applicant's petition is groundless according to law. The Verdict is stating to reject the petitioner’s petition completely," said The Head of the Constitutional Court, Arief Hidayat, when reading the verdict Number 68 / PUU. -XII / 2014 at MK. Keywords: marriage law, mixed marriage, different religions marriage Abstrak Pemahaman mengenai perkawinan campuran dan perkawinan beda agama dilingkungan Kelurahan Setu Kecamatan Setu Kota Tangerang Selatan dilakukan oleh Tim PKM S1 Ilmu hukum Universitas Pamulang yang merupakan implikasi 116