By Vatsal Kundalia, Director of Operations & CP&P, Advait Energy Transitions Limited
Over the past two decades, India’s power transmission sector has undergone a systemic transformation marked by structural consolidation, regulatory modernisation, and strategic foresight. Historically characterised by inefficiencies, regional imbalances, and infrastructural constraints, the transmission segment has since evolved into a critical backbone of the national power architecture. This transformation offers substantive insight into India’s overarching priorities in the energy domain—priorities that span equitable access, sustainability, affordability, and resilience.
Building a national grid
In the early 2000s, India’s power system functioned in a fragmented manner, with each regional grid operating in relative isolation. Each region operated more or less independently, with limited interconnectivity between states and zones. The lack of coordination often resulted in power surplus in some regions and shortages in others. Recognising this structural flaw, India began prioritising the development of a unified national transmission grid.
The National Grid initiative gained momentum with the creation of the Power Grid Corporation of India Limited (now PowerGrid) and the rollout of the National Load Despatch Centre. Over the years, the country expanded high-voltage transmission lines across thousands of kilometers, interlinking the five regional grids into a single synchronised national grid. Through the deployment of high-capacity inter-state transmission lines, the five regional grids were gradually synchronised, culminating in the creation of a single, pan-India grid capable of real-time electricity transfer and trading.
This integration facilitated the emergence of a unified electricity market, enhanced grid stability, and ensured equitable access across states. Importantly, it represented not merely a technical intervention but a deliberate exercise in administrative coordination and policy coherence. The national grid helped address regional imbalances and ensured that states could draw from a shared pool of electricity during peak demand or emergencies.
Strengthening infrastructure for renewable integration
India’s renewed commitment to sustainability—reflected in its international obligations under the Paris Agreement and its domestic renewable energy targets—necessitated a corresponding evolution in transmission infrastructure. The geographic concentration of renewable energy generation in states such as Rajasthan, Gujarat, and Tamil Nadu posed a logistical challenge: without dedicated evacuation infrastructure, clean energy would remain underutilised or stranded.
To address this, the government launched the Green Energy Corridor project. This initiative focused on building dedicated transmission lines to carry renewable energy from production zones to demand centers. It also included upgrades to substations and the deployment of smart grid technology to manage the variability of solar and wind energy.
The reforms revealed India’s shift in focus from mere power availability to sustainability and long-term resilience. By investing in renewable integration early, the country demonstrated a clear intent to future-proof its grid, reduce reliance on fossil fuels, and create an enabling environment for green investments. This approach not only contributes to climate goals but also reinforces India’s role as a responsible global energy player.
Enabling competitive markets and private sector participation
Transmission infrastructure, traditionally deemed a natural monopoly, was historically dominated by public-sector entities. However, in recognition of the growing demand for capital, technology, and timely execution, the government undertook comprehensive policy reforms to encourage private participation and market-based development.
Policy changes like the Electricity Act of 2003 laid the foundation for competition, open access, and independent regulation. The introduction of tariff-based competitive bidding allowed private players to compete for transmission projects, reducing costs and ensuring transparency. Over time, this helped attract investments, boost innovation, and reduce project delays. Moreover, private sector engagement has significantly augmented the transmission ecosystem.
These developments underscore the state’s intent to balance public interest with private efficiency. They reflect a clear prioritisation of affordability, transparency, and investment mobilisation within the transmission sector. This regulatory evolution underscored India’s long-term goal of making electricity not just accessible but affordable and reliable.
The way forward
Despite commendable progress, India’s transmission landscape continues to face emergent challenges. The increasing frequency of extreme weather events, coupled with rising energy demand, necessitates urgent investment in making products in India, better utilisation of manpower and equipment, reaching remote locations and enabling 24 x7 supply of power despite tough weather conditions.
The need to bring reliable electricity to the last mile also remains a challenge. Remote regions, Tier 3 cities, and smaller towns still face connectivity issues, highlighting the need for microgrids and decentralised transmission models. Furthermore, India’s growing energy appetite calls for even more capacity expansion and integration with neighboring countries for cross-border energy trade.
These two decades of reform have taught India the importance of long-term planning, stakeholder collaboration, and adaptive governance. The focus has gradually shifted from crisis management to system optimisation. From coal-based grids to green corridors, from monopolies to open access, India’s power priorities have evolved with a vision of inclusivity, sustainability, and resilience.
India’s transmission reforms over the past twenty years offer a powerful narrative of progress, policy evolution, and strategic foresight. The creation of a unified grid, the prioritisation of renewable energy, the liberalisation of the transmission market, and the growing adoption of advanced technologies collectively demonstrate India’s power priorities as the next leader of the world.
As the nation progresses, it must continue to align infrastructure investments with long-term policy objectives, ensuring that reforms remain dynamic, inclusive, and future-ready. The experience of the past two decades provides a robust foundation for the road ahead—one that is guided by sustainability, equity, and resilience.
