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EconomyEditorial Team
GS3
14/06/2026

Assam-Nagaland Oil and Gas Pact Explained: Why Northeast Hydrocarbons Matter for India

Assam-Nagaland MoUOil and Gas ExplorationDisputed Area BeltNortheast Energy SecurityArticle 371A

Why in News?

The Union Government, Assam and Nagaland have signed a tripartite MoU to facilitate mineral oil operations in the Assam-Nagaland boundary areas, where exploration had been stalled due to border and law-and-order concerns. The development is important for UPSC because it links energy security, cooperative federalism, inter-state boundary disputes, Article 371A, environmental clearance and India’s dependence on hydrocarbon imports.

Key Points

  1. The MoU was signed between the Government of India, the Government of Assam and the Government of Nagaland for facilitating mineral oil operations in boundary areas.

  2. The agreement aims to create a coordinated framework for operational continuity, safety of personnel and assets, and stakeholder coordination in identified “Areas of Interest”.

  3. The focus is on restarting exploration and production in the Disputed Area Belt along the Assam-Nagaland border, where operations were affected for decades.

  4. The pact is expected to encourage upstream petroleum investment, support domestic production and contribute to India’s energy security.

  5. The issue also has a constitutional dimension because the Assam-Nagaland boundary dispute is before the Supreme Court, while Nagaland has special protections over land and resources.

  6. For UPSC, the topic connects economy, federalism, Northeast development, resource governance, energy imports and environmental regulation of oil and gas exploration.

Explained

What is the Assam-Nagaland oil and gas MoU?

  • Coordinated exploration framework: The MoU is a tripartite agreement involving the Centre, Assam and Nagaland to facilitate mineral oil operations in Assam-Nagaland boundary areas. It seeks to provide a stable and secure environment for petroleum exploration and production in identified areas.

  • Why it matters: The agreement is not just an energy-sector document. It is also a governance arrangement for managing resource extraction in a sensitive border region where political claims, security concerns and resource rights overlap.

What is the Disputed Area Belt?

  • Meaning: The Disputed Area Belt, or DAB, refers to contested areas along the Assam-Nagaland border where both sides have had competing territorial claims and where administrative control has been sensitive.

  • Legal status: The Assam government states that it filed Original Suit No. 2/1988 before the Supreme Court for identification of the boundary and resolution of the dispute with Nagaland. The Assam border department says the matter is in the trial stage before the Supreme Court.

  • UPSC relevance: The DAB is important for GS2 federalism and GS3 resource governance because it shows how unresolved boundary issues can affect investment, law and order, and natural-resource development.

Why had oil and gas operations been stalled in this region?

  • Boundary dispute: Exploration and production were affected because the area lies in a disputed inter-state border belt. In such regions, project execution can face uncertainty over jurisdiction, permissions, law and order, security and benefit sharing.

  • Operational uncertainty: Petroleum exploration requires drilling, survey work, movement of heavy equipment, road access, safety arrangements and long-term investment. Without clear coordination between states and the Centre, companies face legal and security risks.

  • MoU solution: The new framework seeks to provide coordination, safety and continuity so that exploration and production can resume without disturbing broader efforts to settle the boundary dispute.

Why is Northeast India important for India’s oil and gas sector?

  • Historical importance: Assam is one of India’s oldest hydrocarbon regions. Digboi in Assam is widely described as the birthplace of India’s oil industry, and the Digboi refinery was commissioned in 1901.

  • Geological importance: The Northeast falls in important sedimentary and fold-belt structures such as the Assam-Arakan Basin and the Naga-Schuppen Belt. Such geological formations are significant because hydrocarbons are often trapped in sedimentary rocks and structural folds.

  • Energy-security importance: India’s domestic crude production has been under pressure due to ageing fields and geological/operational challenges. Therefore, new and revived exploration in the Northeast is seen as one route to reduce vulnerability to global oil and gas shocks.

What is meant by upstream petroleum activity?

  • Upstream segment: Upstream activity refers to exploration and production of crude oil and natural gas. It includes geological surveys, seismic surveys, exploratory drilling, appraisal drilling, field development and extraction.

  • Difference from downstream: Downstream activities include refining, fuel distribution, petrochemicals and marketing. Midstream generally refers to transport, pipelines, storage and LNG infrastructure.

  • Exam relevance: UPSC may ask the meaning of upstream, midstream and downstream sectors because these terms appear regularly in energy policy, infrastructure and investment-related news.

How does the MoU help India’s energy security?

  • Reduced import vulnerability: India relies heavily on imported crude oil and LNG. Any increase in domestic exploration can reduce exposure to global price spikes, shipping disruption, currency pressure and geopolitical tensions.

  • Domestic capacity building: Even if production gains take time, exploration improves geological knowledge, attracts investment and creates a pipeline of future resources.

  • Regional economic gains: Oil and gas operations can support jobs, roads, logistics, engineering services, local contracts and state revenue, if implemented with transparency and local consent.

What is the constitutional angle in this issue?

  • Inter-state dispute: Article 131 gives the Supreme Court exclusive original jurisdiction over certain disputes between the Union and states or between states, if the dispute involves a legal right. The Supreme Court’s jurisdiction page also describes its exclusive original jurisdiction over such disputes.

  • Nagaland’s special provision: Article 371A says that no Act of Parliament in respect of Naga religious or social practices, Naga customary law and procedure, administration of justice involving Naga customary law, and ownership and transfer of land and its resources shall apply to Nagaland unless the State Legislative Assembly so decides.

  • Union power over oilfields: Entry 53 of the Union List covers regulation and development of oilfields and mineral oil resources, petroleum and petroleum products. This creates a sensitive governance balance between national energy security and Nagaland’s special constitutional safeguards.

What is the policy framework for hydrocarbon exploration in India?

  • HELP: The Hydrocarbon Exploration and Licensing Policy, or HELP, provides a uniform licence for exploration and production of all forms of hydrocarbons, open acreage policy, revenue-sharing model, and marketing and pricing freedom for crude oil and natural gas.

  • OALP: Open Acreage Licensing Policy allows companies to choose exploration blocks from available areas, rather than waiting only for government-carved bid rounds. DGH says HELP/OALP has expanded exploration acreage and improved ease of doing business in the E&P sector.

  • Policy lesson: The Assam-Nagaland MoU is not a replacement for HELP or environmental clearances. It is a coordination arrangement to make exploration possible in a politically sensitive region.

What environmental safeguards are relevant?

  • EIA requirement: The EIA Notification, 2006 includes offshore and onshore oil and gas exploration, development and production under Schedule item 1(b). Exploration surveys not involving drilling may be exempted if previous clearance for physical survey exists.

  • Local impacts: Oil and gas activities can affect land, water, forests, air quality, drilling waste management and local livelihoods. Northeast India is also ecologically sensitive, so exploration must include environmental management and community engagement.

  • Governance need: Energy security cannot be separated from ecological safeguards, disaster preparedness, spill response, decommissioning plans and benefit sharing with local communities.

What are the major challenges ahead?

  • Boundary dispute: The MoU can enable operations, but the underlying boundary dispute remains a sensitive matter requiring legal and political resolution.

  • Resource uncertainty: Hydrocarbon potential does not automatically mean commercially viable reserves. Exploration may take years and involve geological risk.

  • Community trust: In Nagaland, land and resource issues are connected with customary rights, Article 371A and local institutions. Trust-building is therefore essential.

  • Environmental compliance: Drilling in ecologically sensitive regions requires strict monitoring of waste, water, emissions, biodiversity and disaster-response systems.

Data Crunch

  • India’s crude oil import dependence rose to 88.2% in 2024-25, while LNG import dependence was 50.1%, according to a Rajya Sabha answer citing PPAC data.

  • India’s domestic crude oil production declined from 30.5 MMT in 2020-21 to 28.7 MMT in 2024-25.

  • Crude imports increased from 196.461 MMT in 2020-21 to 243.225 MMT in 2024-25.

  • MHA stated that the current extraction capacity of 1,000-1,500 barrels per day in the relevant context could increase by more than tenfold after the MoU.

  • Indian Express reported that the MoU could support exploration and production across more than 1,000 sq km along the Assam-Nagaland border.

  • Petroleum Minister Hardeep Singh Puri stated that Assam accounts for nearly 22% of India’s crude oil reserves and around 15% of natural gas reserves.

Way Forward

  • Implement the MoU through a transparent operational protocol involving the Centre, both states, local administration, security agencies and petroleum operators.

  • Respect Article 371A safeguards and ensure meaningful consultation with local communities, customary institutions and affected landholders.

  • Keep energy development separate from coercive boundary politics; the MoU should not be treated as settlement of the territorial dispute.

  • Strengthen environmental monitoring through baseline studies, drilling-waste management, spill-response plans, groundwater protection and biodiversity safeguards.

  • Use modern exploration technology, national seismic data, digital monitoring and transparent data-sharing to reduce geological and investment risk.

  • Link petroleum development with local employment, skilling, road infrastructure and revenue-sharing mechanisms so that local communities see clear benefits.

  • Combine domestic hydrocarbon exploration with India’s larger clean-energy transition, because energy security needs both fossil-fuel resilience and renewable expansion.

  • Use the Assam-Nagaland model to develop cooperative frameworks for other inter-state resource disputes in the Northeast.

UPSC Prelims Facts

  • Constitution & Federalism:

  • Article 131: Original jurisdiction of the Supreme Court in certain Union-state and inter-state disputes.

  • Article 371A: Special provision for Nagaland, including protection over ownership and transfer of land and its resources.

  • Seventh Schedule, Union List Entry 53: Regulation and development of oilfields and mineral oil resources.

  • Cooperative federalism: Centre and states working together for common governance goals.

  • Energy Terms:

  • Upstream sector: Exploration and production of crude oil and natural gas.

  • Midstream sector: Transport, pipelines, storage and LNG infrastructure.

  • Downstream sector: Refining, marketing and distribution of petroleum products.

  • E&P: Exploration and Production.

  • Hydrocarbon: Organic compound mainly made of hydrogen and carbon; includes crude oil and natural gas.

  • Policy & Institutions:

  • Ministry of Petroleum and Natural Gas: Nodal ministry for India’s petroleum and natural gas sector.

  • Directorate General of Hydrocarbons: Technical advisory body for upstream oil and gas activities.

  • Petroleum Planning and Analysis Cell: Provides oil and gas data under the petroleum ministry.

  • HELP: Hydrocarbon Exploration and Licensing Policy.

  • OALP: Open Acreage Licensing Policy.

  • Places in News:

  • Assam-Nagaland boundary areas: Focus of the tripartite MoU.

  • Disputed Area Belt: Contested Assam-Nagaland border belt.

  • Digboi: Historic oil town in Assam.

  • Assam-Arakan Basin: Important hydrocarbon-bearing geological basin.

  • Naga-Schuppen Belt: Hydrocarbon-potential zone associated with Nagaland.

  • Environment & Clearance:

  • EIA Notification, 2006: Covers offshore and onshore oil and gas exploration, development and production.

  • Schedule item 1(b): Oil and gas exploration, development and production.

  • Environmental concerns: drilling waste, groundwater risk, spills, emissions, land disturbance and biodiversity impact.

UPSC Previous Year Questions (PYQs)

  1. “Access to affordable, reliable, sustainable and modern energy is the sine qua non to achieve Sustainable Development Goals (SDGs).” Comment on the progress made in India in this regard.UPSC Mains GS3, 2018

UPSC Mains Practice Questions

  1. The Assam-Nagaland oil and gas MoU reflects the intersection of energy security, cooperative federalism and constitutional safeguards in the Northeast. Discuss its significance and the challenges in implementing such resource-development agreements.

UPSC Prelims Practice MCQs

  1. HELP in India’s petroleum sector stands for:
    14 Jun 2026
  2. In the petroleum sector, “upstream” activity refers to:
    14 Jun 2026
  3. Article 371A is a special constitutional provision associated with which state?
    14 Jun 2026
  4. Which Article of the Constitution gives the Supreme Court original jurisdiction over certain inter-state disputes?
    14 Jun 2026
  5. The Assam-Nagaland tripartite MoU recently in news is primarily related to:
    14 Jun 2026

Sources

  • Press Information Bureau — MHA release on tripartite MoU between Centre, Assam and Nagaland.

  • Indian Express — Report on Assam-Nagaland oil and gas exploration agreement.

  • Assam Government — Border dispute background and Original Suit No. 2/1988.

  • Supreme Court of India — Jurisdiction of the Supreme Court.

  • North Eastern Council — Text of Article 371A.

  • MEA — Seventh Schedule, Union List Entry 53.

  • Rajya Sabha answer — Crude oil, LNG imports, production and import dependence, citing PPAC data.

  • PIB — Hydrocarbon Exploration and Licensing Policy.

  • Directorate General of Hydrocarbons — HELP/OALP framework.

  • MoEFCC — EIA Notification, 2006, Schedule item 1(b).

  • Indian Oil Corporation — Digboi Refinery background.

  • Uploaded UPSC Current Affairs Project Instructions — format reference.

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