<![CDATA[The purpose of this study is to examine the pretrial authority after the Putusan Mahkamah Konstitusi No: 21/ PUU-XII / 2014 and analyze the juridical implications related to the proof system. The background of the problem is that after the Putusan Mahkamah Konstitusi No: 21 / PUU-XII / 2014, pretrial has the object of examination not only regarding the legitimacy of arrest and/or detention, but includes whether or not the determination of the suspect and whether or not searches and or seizures are valid. The research method includes the type of normative juridical research, the nature of descriptive research, the research material includes Undang- Undang No. 8 Tahun 1981 tentang Hukum Acara Pdana, Undang-Undang No. 48 Tahun 2009 tentang Kekuasaan Kehakiman, Peraturan Pemerintah No. 27 Tahun 1983 tentang Pelaksanaan Kitab Undang-Undang Hukum Acara Pidana, Putusan Mahkamah Konstitusi No. 21 / PUU / -XII / 2014. The results of the study that the pretrial authority according to Undang- Undang No.8 Tahun 1981 tentang Hukum Acara Pidana relating to forced efforts is to examine and decide on: legal or not arrest, legal or not detention. After the Putusan Mahkamah Konstitusi No. 21 / PUU-XII / 2014, the pretrial authority is added by examining the validity or non-determination of suspects, whether or not searches are valid, valid or not. Implication from the point of proof, in pretrial examinations must use material evidence. In making arrests, detention, the determination of suspects must have at least 2 (two) legal instruments that are lawful. The legal evidence is the testimony of witnesses, experts, letters, instructions, statements of the defendant. Keywords: Pretrial, Putusan Mahkamah Konstitusi No. 21 / PUU / -XII / 2014.]]>
