By R. Suryamurthy
India’s nationwide rollout of E20 petrol has become one of the rare public policy initiatives where both the government and its critics can claim to be right.
The government is correct in arguing that ethanol blending strengthens India’s energy security, reduces dependence on imported crude oil, lowers greenhouse gas emissions and creates a new income stream for millions of farmers. Equally, consumers are justified in questioning why a programme designed to deliver macroeconomic benefits appears to have been implemented with limited public consultation, inadequate consumer choice and an expectation that motorists should simply absorb the transition costs in the national interest.
The controversy, therefore, is no longer about ethanol. It is about governance. It is about whether governments can pursue transformative economic policies by treating citizens as stakeholders or merely as participants in a grand national experiment.
The debate intensified after the Attorney General, during proceedings before the Supreme Court, reportedly referred to the rollout as an “experiment.” Although the Centre subsequently clarified that the remark related to ethanol procurement mechanisms rather than the E20 programme itself, the damage had already been done. The controversy gathered further momentum when a consumer court in Chhattisgarh held Maruti Suzuki and a dealership liable after concluding that E20 fuel had contributed to damage to a customer’s vehicle. Whether the judgment ultimately survives judicial scrutiny is almost beside the point. Public confidence, once shaken, is difficult to restore.
Ironically, the controversy threatens to overshadow one of the most remarkable achievements of India’s energy policy. In just over a decade, India has increased ethanol blending from 1.53% in 2014 to 20% in 2026, achieving its target five years ahead of schedule. According to the Ministry of Petroleum and Natural Gas, the programme has displaced more than 316 lakh metric tonnes of crude oil imports, saved nearly Rs 1.98 lakh crore (US$23 billion) in foreign exchange, generated over Rs 1.66 lakh crore (US$19 billion) in income for farmers and reduced carbon dioxide emissions by almost 952 lakh metric tonnes. Few government programmes can point to such measurable outcomes in such a short period.
Those achievements explain why New Delhi has defended the programme with unusual vigour. India imports almost 88.5% of its crude oil, making petroleum its largest merchandise import. Depending on global oil prices, the country’s annual crude oil import bill fluctuates between US$155 billion and US$170 billion, accounting for nearly one-fourth of merchandise imports. Every geopolitical disruption—from the Russia-Ukraine war to instability in West Asia and attacks on shipping in the Red Sea—translates into higher import bills, a weaker rupee, wider current account deficits and imported inflation.
For policymakers, therefore, ethanol is not merely an alternative fuel. It is an instrument of economic sovereignty. Every litre of domestically produced ethanol blended into petrol reduces dependence on imported hydrocarbons, improves the balance of payments and cushions the economy against external shocks over which India has little control. From a strategic perspective, few would dispute the logic. Yet public policy cannot be judged solely by macroeconomic arithmetic.
The fundamental weakness of the E20 rollout lies in the assumption that what is economically beneficial for the nation must automatically be politically acceptable to its citizens.
That assumption has rarely held true. Energy transitions invariably redistribute costs and benefits. The benefits are diffuse, collective and long term. The costs are immediate, visible and personal. Motorists do not measure policy success by foreign exchange savings or improvements in the current account deficit. They judge it by what happens every time they visit a fuel station or service centre. If a driver notices lower mileage, even by three or four percent, or suspects increased maintenance costs, no amount of macroeconomic reasoning is likely to change that perception.
The government itself acknowledges that vehicles designed for lower ethanol blends may experience a 3-5% decline in fuel economy, although it argues that ethanol’s higher octane rating improves combustion and offsets part of the loss. For a family driving 15,000 kilometres annually, that translates into additional fuel expenditure of roughly Rs 3,000 to Rs 3,500 a year.
Individually, the amount is modest. Politically, it is significant because consumers see the cost while the benefits remain largely invisible. The government’s defence—that extensive testing by the Automotive Research Association of India (ARAI), the Society of Indian Automobile Manufacturers (SIAM), Indian Oil Corporation and automobile manufacturers found no evidence of widespread engine damage—is scientifically credible. It is equally true that service records covering millions of vehicles have not demonstrated systemic failures attributable to E20.
But public confidence is not built by laboratory data alone. Trust depends as much on transparency as on technical evidence. That is where the government appears to have underestimated the challenge.
Rather than proactively publishing independent long-term studies, creating transparent mechanisms for monitoring consumer complaints and allowing a phased transition for older vehicles, policymakers largely relied on administrative assurances that E20 was safe.
The result was predictable. Individual cases, however anecdotal, acquired disproportionate public significance because there was no trusted independent mechanism capable of separating isolated incidents from systemic problems.
India’s experience also differs fundamentally from that of other major ethanol-producing countries. Brazil, widely regarded as the global benchmark, spent nearly five decades building its biofuel ecosystem. It gradually increased blending mandates while simultaneously encouraging automobile manufacturers to develop flex-fuel vehicles capable of running on anything from gasoline to nearly pure ethanol. Today, consumers retain the freedom to choose between gasoline and ethanol depending on market prices.
The United States adopted an equally cautious approach. Standard petrol remains E10, while E15 and E85 are largely restricted to vehicles specifically certified for those fuels. Europe introduced E10 only after prolonged compatibility testing, extensive public communication and continued availability of lower-blend fuels for older vehicles. Thailand relied primarily on pricing incentives rather than mandates. Consumers were persuaded. They were not compelled.
India, by contrast, compressed into roughly a decade what Brazil accomplished over almost half a century. That remarkable administrative achievement has also become its greatest political vulnerability. Speed is often celebrated in public administration. Yet rapid implementation frequently comes at the expense of consultation, institutional learning and public trust.
The E20 programme illustrates that paradox perfectly. The debate also exposes another uncomfortable reality. India’s biofuel policy remains heavily dependent on sugarcane, one of the country’s most water-intensive crops. While the government increasingly promotes maize, agricultural residues and second-generation ethanol, sugarcane continues to dominate production. Environmental economists have long argued that evaluating ethanol solely through the prism of reduced crude imports ignores its broader ecological footprint.
The “food versus fuel” debate cannot be dismissed as ideological opposition. It reflects legitimate concerns over groundwater depletion, land-use changes and the possibility that greater emphasis on fuel crops could eventually increase dependence on imported edible oils, pulses or fertilizers even as petroleum imports decline.
Reducing one strategic dependence by creating another would represent a questionable policy trade-off. The government argues that only surplus food grains are diverted after food-security requirements are met and that modern distilleries operate under Zero Liquid Discharge norms. Those safeguards are important. Whether they remain sufficient as ethanol demand continues to expand is another matter.
Perhaps the biggest lesson from the current controversy is that India has reached the limits of mandate-driven energy policy. The first phase of the ethanol revolution was fundamentally an engineering challenge involving production capacity, supply chains and fuel distribution. The second phase is about legitimacy.
KPMG India has correctly argued that the country’s next objective should be to move “from scale creation to system intelligence.” That transition demands more than expanding ethanol production. It requires widespread deployment of flex-fuel vehicles, diversification into second-generation biofuels, transparent pricing mechanisms, independent technical oversight and, above all, restoration of consumer confidence. Public trust cannot be legislated. It has to be earned.
The government should therefore resist the temptation to treat criticism of E20 as opposition to energy security. Democracies are strengthened when major public policies withstand scrutiny rather than evade it. Independent studies on long-term engine performance should be published in full. Consumer grievance mechanisms should be strengthened. Legacy vehicle owners should have access to clear compatibility guidance. Future decisions on moving beyond E20 should be preceded by open consultation rather than administrative notification.
The irony is that India does not need to abandon its ethanol programme. It needs to democratise it. The economic rationale remains compelling. The geopolitical case is even stronger. An energy-importing nation of 1.4 billion people cannot indefinitely remain hostage to volatile global oil markets. Ethanol will almost certainly remain an essential component of India’s transport-energy strategy, even as electric mobility gradually expands.
But successful energy transitions are measured not merely by the number of litres blended or billions of dollars saved. They are measured by whether citizens willingly embrace the transition. India’s ethanol programme has unquestionably reduced crude imports, strengthened farm incomes and enhanced energy resilience. Those achievements deserve recognition. Yet they should not obscure a more fundamental truth.
In a democracy, policy success is not determined solely by economic efficiency. It is determined by public legitimacy. The E20 controversy is therefore not a referendum on ethanol. It is a referendum on how India chooses to manage transformative change. If policymakers learn that lesson, E20 may yet become a global model for balancing energy security with democratic accountability. If they do not, one of India’s most successful import-substitution programmes risks becoming a cautionary tale about the dangers of allowing administrative ambition to outpace public consent. (IPA Service)
