India's three new criminal laws — the Bharatiya Nyaya Sanhita, Bharatiya Nagarik Suraksha Sanhita, and Bharatiya Sakshya Adhiniyam — replaced the IPC, CrPC, and Indian Evidence Act respectively, coming into force on 1 July 2024. While the laws introduce forensic mandates, electronic procedures, and time limits, analysts argue constitutional value depends on institutional capacity, police accountability, and courts actively enforcing safeguards — not statutory text alone.

The three new criminal statutes mark India's first wholesale replacement of its colonial-era criminal law framework. The BNS replaces the IPC 1860, the BNSS replaces CrPC 1973, and the BSA replaces the Indian Evidence Act 1872 — all enacted in 2023 and enforced from 1 July 2024.

For constitutional purposes, the critical question is not renaming but whether powers are exercised within Article 14 (equality), Article 21 (life and liberty), Article 22 (arrest safeguards), Article 20 (protection from retrospective punishment and self-incrimination), and Article 39A (free legal aid). The landmark cases defining these limits — Maneka Gandhi v Union of India (fair procedure under Article 21), D K Basu v State of West Bengal (custodial safeguards), and Hussainara Khatoon v State of Bihar (speedy trial as a right) — apply with full force to the new statutes.

Key BNSS changes include: mandatory forensic investigation where punishment is seven years or more, electronic communication for summons and documents, and prescribed timelines. The BNS introduces community service as a punishment option. The BSA formally recognises electronic records as primary evidence.

The structural concern is the implementation gap: forensic labs are overburdened, rural digital access is uneven, and legal aid machinery remains thin. A statutory safeguard that an accused cannot invoke — due to poverty, illiteracy, or lack of counsel — offers only paper protection. Courts must therefore treat constitutional guarantees as enforceable floors, not aspirational goals.