Indian refiners brace for pricier crude after September as Russia sanctions loom
The United States Senate has passed a sanctions bill targeting Russia and Iran, which is now before the House of Representatives for further consideration.
The legislation would authorize secondary tariffs of up to 100% on countries that rank among the top five importers of Russian oil and natural gas, with an exemption for countries importing less than 15% of their natural gas from Russia while taking steps to reduce that share.
The bill also extends and strengthens existing sanctions frameworks targeting Russia's financial and shipping networks (including its "shadow fleet") and Iran's energy sector.
Indian refiners are assessing the impact on crude sourcing and pricing beyond September, given India's position among the largest buyers of discounted Russian crude.
Secondary Sanctions and Extraterritorial Tariff Authority
Secondary sanctions differ from primary sanctions in that they target third-country entities (such as Indian refiners or the Indian government) for transacting with a sanctioned country (Russia), rather than sanctioning Russia directly. This extraterritorial approach has been a recurring feature of US sanctions policy and a recurring friction point in India-US relations.
Key Details
- Precedent: the Countering America's Adversaries Through Sanctions Act (CAATSA), 2017 — Section 231 authorizes secondary sanctions on entities engaging in "significant transactions" with Russia's defence and intelligence sectors
- India received a case-specific, transaction-by-transaction waiver consideration mechanism (via the FY2019 National Defense Authorization Act) after its 2018 S-400 air defence system purchase from Russia, rather than a blanket exemption
- The newly passed bill extends this extraterritorial logic from defence transactions to energy trade, targeting the top five importers of Russian oil and gas by tariff rather than by entity-specific sanction
The bill represents a shift in US sanctions strategy — from targeting specific transactions (as under CAATSA for defence deals) to a broader tariff-based mechanism aimed at the largest buyers of Russian energy, a category that includes India as one of the top importers of discounted Russian crude.
India's Crude Oil Import Diversification and Russian Crude Share
India's crude oil import mix has diversified substantially since 2022, with Russian-origin crude (mainly the Urals grade, sold at a discount to Brent) becoming a leading source, alongside traditional suppliers such as Iraq, Saudi Arabia, and the UAE.
Key Details
- Russian crude's share of India's monthly crude imports rose from a marginal level before 2022 to over 35% on average through 2024-26, touching over 55% in some individual months of 2026
- India maintains that its energy trade decisions are made on commercial considerations and do not violate UN Security Council sanctions, since bilateral US or EU sanctions are not binding on non-signatory third countries under international law absent a UN mandate
- The G7 price cap mechanism (in place since December 2022) separately restricts the use of Western shipping/insurance services for Russian crude sold above $60/barrel, a distinct mechanism from the proposed US tariff bill
If enacted, the bill's tariff mechanism would directly affect India as one of the largest importers of Russian crude, potentially forcing refiners to shift sourcing back toward Gulf or other suppliers at higher landed cost after the compliance window referenced in the reporting (post-September).
India's Refining Sector and Crude Sourcing Flexibility
India operates one of the world's largest refining capacities, with both public sector (IOCL, BPCL, HPCL) and private (Reliance, Nayara Energy) refiners configured to process a range of crude grades, giving some flexibility to substitute crude sources in response to price or sanctions shocks.
Key Details
- India's total refining capacity exceeds 250 million tonnes per annum (MTPA), among the largest globally after the US and China
- Refiners can typically blend or substitute crude grades within limits set by refinery configuration, but rapid large-scale substitution away from discounted Russian crude raises input costs
- Nodal ministry: Ministry of Petroleum and Natural Gas; downstream pricing and subsidy policy is coordinated through the Petroleum Planning and Analysis Cell (PPAC)
The anticipated tariff exposure is prompting refiners to reassess crude sourcing strategy ahead of the bill's prospective effect, since higher compliance costs or diverted purchases would raise landed crude costs and could feed into retail fuel pricing and the broader import bill.
- US Senate vote on the Lindsey O. Graham Sanctioning Russia and Iran Act of 2026: passed 86-11
- Tariff authority under the bill: up to 100% on imports from countries among the top five importers of Russian oil and gas
- Exemption threshold: countries importing under 15% of their natural gas from Russia, while reducing that share
- CAATSA (2017) Section 231: basis for prior US secondary sanctions on Russia-linked defence transactions
- India's S-400 deal with Russia: signed 2018, valued at approximately $5.4 billion; handled via transaction-specific waiver consideration, not blanket exemption
- G7 price cap on Russian seaborne crude: $60/barrel, in effect since December 2022
- India's refining capacity: over 250 MTPA