01Pengujian undang-undang
Constitutional review petitions
We prepare and argue petitions asking the Constitutional Court to review whether a statute, or part of one, is consistent with the 1945 Constitution.

Matters we handle
01Pengujian undang-undang
We prepare and argue petitions asking the Constitutional Court to review whether a statute, or part of one, is consistent with the 1945 Constitution.
02Pihak terkait
We represent parties who apply to be heard in a review because its outcome affects them directly.
03Sahabat pengadilan
We help clients and interested parties prepare amicus curiae briefs that give the Court legal analysis and a broader perspective on significant constitutional issues.
04Gugatan keputusan tata usaha negara
We bring and argue claims before the State Administrative Court against government decrees and administrative decisions that are inconsistent with Indonesian law.
05Pembatalan keputusan
Where a decision conflicts with the prevailing laws and regulations, we ask the Court to annul it.
Decision 15/PUU-XIX/2021
The Court read "predicate-offence investigators" to include civil-servant investigators (PPNS), not only the police and prosecutors. The petition was granted.
Source: Hukumonline, 29 Jul 2021 (opens in a new tab) · Penn Law, 8 Oct 2021 (opens in a new tab)
Case 28/PUU-XXI/2023
A petition asked the Court to remove prosecutors' power to investigate corruption. Persaja, the Indonesian Prosecutors Association, applied to join as a related party on 15 May 2023.
Ichsan Zikry menyampaikan masukan Peradi untuk RUU Perampasan Aset di Komisi III DPRFirm news · 28 Oct 2026
Konsep-Konsep Dasar yang Perlu Diatur dalam RUU Perampasan AsetCommentary · 26 Mar 2026
Dispute ResolutionWe act in civil, criminal and arbitration proceedings, building every case strategy around what the client actually needs to achieve.
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