Examine the institutional mechanism for resolving inter-state river water disputes in India, with reference to the Cauvery Water Management Authority. Discuss its effectiveness in ensuring compliance with tribunal awards.

Water being a State subject (Entry 17, State List), Article 262 empowers Parliament to provide for adjudication of inter-state river disputes and to bar ordinary courts from them. The resulting architecture — tribunal adjudication followed by a statutory implementing body — is best illustrated by the Cauvery, where creation of an Authority has improved regulation but not settled compliance.

The institutional mechanism

• Adjudication: the Inter-State River Water Disputes Act, 1956 allows the Centre to constitute a tribunal on a State's request; the CWDT (constituted 1990) gave its Final Award in 2007 [1].
• Judicial review: the Supreme Court's 16 February 2018 verdict modified the award, marginally raising Karnataka's share and reducing Tamil Nadu's, fixing Karnataka's annual release at 177.25 TMC [2].
• Implementation: under Section 6A, the Centre notified the Cauvery Water Management Scheme on 1 June 2018, creating the CWMA and the Cauvery Water Regulation Committee (CWRC) [2].
• Design: CWMA has a Chairman, two whole-time and two part-time Central members, and four part-time State members; CWRC monitors eight reservoirs and advises on releases [2].
• Reform: the Inter-State River Water Disputes (Amendment) Act, 2019 added a Disputes Resolution Committee and a single Standing Tribunal with fixed timelines [3].

Effectiveness in securing compliance

• Strengths: a permanent, technical regulator converts an annual award into monitored monthly releases, reducing recourse to litigation for every shortfall.
• Limits: the Authority lacks independent enforcement machinery, and States allege it under-uses its supervisory powers — in August 2026 Tamil Nadu told the Supreme Court that CWMA was not directing Karnataka to make good a 17.414 tmc ft pro-rata shortfall; the Court sent the grievance back to CWMA [4].
• Structural gap: part-time State membership dilutes autonomy, and rigid formulas cope poorly with distress years and El Niño-linked inflow variability cited by Karnataka [4].

The mechanism has thus institutionalised regulation without fully institutionalising compliance. Strengthening CWMA with full-time expert members, a transparent real-time telemetry-based data system and a codified distress-sharing formula would let cooperative federalism, rather than repeated litigation, govern the basin.