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Indus Waters Treaty: Detailed Analysis of Suspension and Future Strategy

Historical Background of the Indus Waters Treaty

The Indus Waters Treaty (IWT) was signed on 19th September 1960 between India and Pakistan, with the World Bank playing the role of a broker and guarantor. The roots of the treaty lie in the post-partition water disputes that emerged between the two countries. The partition of British India in 1947 divided not only the people and land but also the natural resources, including the vast Indus river system.

The Indus river system comprises six major rivers: the Indus, Jhelum, Chenab, Ravi, Beas, and Sutlej. Most of these rivers originate in India and flow into Pakistan, making India the upper riparian state. Initial tensions arose when India temporarily halted water supply to Pakistan in April 1948, following the lapse of the Standstill Agreement. This prompted both countries to seek a long-term solution under international mediation.

After years of technical negotiations and diplomatic talks, the treaty was signed by Indian Prime Minister Jawaharlal Nehru and Pakistani President Ayub Khan. The World Bank provided both financial and technical assistance. According to the treaty, the three eastern rivers—Ravi, Beas, and Sutlej—were allocated to India for exclusive use, while the three western rivers—Indus, Jhelum, and Chenab—were granted to Pakistan. However, India retained limited rights over western rivers for non-consumptive uses like power generation, navigation, and certain agricultural purposes.

The treaty also established a Permanent Indus Commission (PIC) to act as a dispute-resolution mechanism and a platform for annual data exchange. The PIC survived multiple wars and military stand-offs between the two nations, making the IWT one of the most durable water-sharing arrangements in the world. Yet, over the decades, criticism grew in India that the treaty was excessively generous to Pakistan, especially as water became an increasingly strategic resource.


Lesser-Known and Strategic Facts

While the Indus Waters Treaty is well-known for its durability, there are several lesser-known aspects that add complexity to its structure and implications.

Firstly, the World Bank not only facilitated the treaty but also committed financial resources to support Pakistan’s water infrastructure. Over $800 million were provided for the construction of dams, barrages, and canals such as Tarbela and Mangla, helping Pakistan shift its agricultural base from eastern to western rivers.

Secondly, the treaty includes no formal exit clause, which is unusual for an international agreement of such scale. This means India’s decision to suspend the treaty in 2025, especially after notifying Pakistan and the World Bank, sets a rare precedent in global water diplomacy. The legal consequences of this move are still unfolding and will likely involve international arbitration.

Third, India has historically under-utilised its share of the waters. Even on the eastern rivers allocated to India, several projects like Shahpur Kandi Dam and Ujh Multipurpose Project remained stalled for years due to interstate disputes and environmental clearances. Meanwhile, surplus water often flowed into Pakistan, undermining India’s own treaty rights.

Fourth, Pakistan suffers from massive water wastage, losing approximately 30–40 million acre-feet annually due to outdated canal systems and mismanagement. Despite this, it routinely accuses India of attempting to "weaponize" water. In truth, India has never violated the treaty provisions despite multiple provocations, including terror attacks.

Lastly, the treaty acted as a silent diplomatic channel, keeping communication alive even during full-scale wars. However, in recent years, India has begun shifting its position, arguing that goodwill must be mutual and that continued water cooperation cannot be detached from national security concerns.


Implications of the 2025 Suspension

India’s suspension of the Indus Waters Treaty in 2025 has significant implications, both regionally and globally. At the geopolitical level, it represents a shift from passive diplomacy to active strategic assertion. For decades, India maintained the treaty despite repeated acts of aggression from Pakistan. By suspending the treaty following a major terror attack, India has sent a clear signal: water will now be linked to peace and security.

For Pakistan, the suspension poses a critical challenge. Its dependency on the western rivers is immense, particularly for agriculture in Punjab and Sindh provinces. Any future Indian regulation of water flows, even if legally permissible, could result in seasonal shortages. This could escalate internal unrest, damage crops, and deepen Pakistan’s economic crisis.

At the international level, India’s move challenges the existing framework of water-sharing laws. Since the treaty has no termination clause, questions arise about the role of international law and the World Bank’s authority as a guarantor. However, India has argued that continued cooperation is impossible when one party repeatedly undermines peace.

Domestically, the suspension opens a policy window for India to revamp its water infrastructure in the Indus basin. States like Punjab, Himachal Pradesh, and Jammu & Kashmir can benefit from improved irrigation, power generation, and flood control. However, India must tread carefully, ensuring ecological balance and avoiding diplomatic backlash.

Strategically, this action integrates water into India's broader security doctrine. It places pressure on Pakistan to reconsider its support for terrorism and opens space for renegotiating a future water-sharing agreement—based on new geopolitical realities.


India's Strategic Roadmap Post-2025

India’s approach after suspending the Indus Waters Treaty must be multi-dimensional, combining engineering, diplomacy, legal preparedness, and federal coordination. The following roadmap outlines the key pillars of this strategy:

1. Infrastructure Acceleration: Projects such as Pakal Dul, Kiru, Ratle, Sawalkot, and Shahpur Kandi must be prioritised. These projects not only enhance hydroelectric capacity but also allow India to regulate the flow of western rivers more effectively, in line with its treaty rights.

2. National Water Utilisation Audit: India must assess how much water from the Ravi, Beas, and Sutlej continues to enter Pakistan due to under-utilisation. A new strategy should focus on building storage and diversion facilities, particularly the Ujh Multipurpose Project and the second Ravi-Beas link.

3. Hydro-Diplomacy Task Force: This body should include officials from MEA, Ministry of Jal Shakti, legal experts, and security analysts. Its role would be to monitor upstream activities (especially by China), counter false narratives, and prepare for arbitration or renegotiation.

4. Himalayan River Security Doctrine: This should be a long-term policy to deal with climate-related disruptions, glacier melt, and monsoon variability. The doctrine must invest in satellite-based water tracking, real-time flow regulation, and AI-based river basin modelling.

5. Internal Coordination and Legal Reform: A National River Management Authority should be set up with powers to override state-level delays in border and strategic zones. Public campaigns should be launched to build national awareness about India’s water rights and their strategic importance.

6. Conditional Diplomacy: India should indicate its willingness to develop a new water-sharing framework—only if Pakistan demonstrates credible and verifiable actions on counter-terrorism. Future treaties must be based on reciprocity, sustainability, and strategic balance.


Summary

India’s suspension of the Indus Waters Treaty in 2025 marks a decisive shift in its foreign and security policy. It ends decades of one-sided generosity and sets the stage for a strategic recalibration. The new roadmap must include:

1. Speedy execution of dam and hydropower projects on western rivers.

2. Full utilisation of eastern rivers with storage and canal networks.

3. Creation of a high-level task force for hydro-diplomacy and legal strategy.

4. Development of a Himalayan River Doctrine to manage climate and upstream risks.

5. Establishment of a National Water Authority for fast project execution.

6. Conditional engagement with Pakistan for any future treaty, based on peace assurances.

In conclusion, water is no longer just a development resource—it is a national security tool. India must wield it wisely, strategically, and sustainably.

Question Time:
“Critically examine the implications of India’s 2025 suspension of the Indus Waters Treaty on regional water security and bilateral relations with Pakistan.”



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