Report Highlights

North America Used Cooking Oil Market Overview

The North American used cooking oil market reached USD 1.4 billion in 2024 and is projected to reach USD 2.9 billion by 2032 at a 9.5% CAGR, driven by the convergence of California's Low Carbon Fuel Standard premium mechanism, the Inflation Reduction Act's 45Z clean fuel production credit, and the airline industry's SAF supply commitments that are collectively creating the most commercially dynamic UCO market in the world. North America generates an estimated 4.5 billion litres of used cooking oil annually from restaurants, food processors, and institutional foodservice operations — a generation volume that exceeds current formal collection capacity by an estimated 35%, creating a structural supply deficit that will sustain UCO pricing above feedstock parity economics through the forecast period as renewable fuel demand continues to grow faster than collection infrastructure can expand.

The value chain has restructured significantly over the past three years as renewable diesel and SAF producers — including Diamond Green Diesel, REG, Neste, and Shell's Martinez refinery — have entered the UCO feedstock market with price signals and supply security requirements that have forced UCO collectors to upgrade their logistics, quality management, and chain-of-custody documentation systems from the commodity collection operations that historically served the animal feed and biodiesel markets. This value chain restructuring has accelerated consolidation among UCO collectors, with Darling Ingredients — through its Diamond Green Diesel joint venture with Valero — achieving a dominant market position that integrates collection, processing, and end-use in a vertically integrated model that smaller collectors cannot replicate.

Policy-Driven Demand in the North America Used Cooking Oil Market

Three policy instruments are simultaneously creating demand for UCO-derived fuels in North America, each operating through different mechanisms but collectively generating fuel producer demand that significantly exceeds current UCO supply availability. California's Low Carbon Fuel Standard, now in its extended implementation phase through 2030, creates tradeable carbon intensity credits for each unit of renewable fuel produced below the declining annual carbon intensity benchmark — a mechanism that assigns UCO-derived renewable diesel credit values of USD 0.80–1.20 per litre above the fuel's commodity value, making UCO feedstock competitive at prices that pure commodity economics would not sustain. The LCFS's geographic expansion to Oregon, Washington, and British Columbia — each operating state or provincial LCFS-equivalent programmes — is extending the premium mechanism across the Pacific region and creating consistent incentive for UCO collection infrastructure investment in markets previously served by lower-margin animal feed offtake.

The Inflation Reduction Act's 45Z clean fuel production credit — which provides USD 1.00 per gallon for SAF meeting a 50% lifecycle greenhouse gas reduction threshold — is the most commercially transformative federal policy instrument for the North American UCO market because it creates a direct incentive for SAF producers to source UCO as the feedstock that meets the 50% lifecycle reduction threshold most reliably at current production scales. The 45Z credit's structure — available through 2027 with anticipated extension under current congressional negotiations — is driving investment decisions in new SAF production capacity that will increase UCO feedstock demand materially above current renewable diesel demand levels when the capacity comes online between 2025 and 2027. The Renewable Fuel Standard's D4 and D5 RIN credit categories for biomass-based diesel and advanced biofuel — which apply to UCO-derived biodiesel and renewable diesel — provide an additional federal policy mechanism that supports UCO pricing across markets beyond California and the Pacific Northwest LCFS zone.

Supply Chain Constraints and Competitive Risks

UCO supply availability is the binding constraint on North American renewable fuel market growth, and the escalating competition for available UCO supply is the primary risk for renewable fuel producers who have not secured long-term feedstock supply agreements. The structural supply deficit — estimated at 35% of total UCO generation remaining uncollected in formal channels — is not rapidly closeable because collection infrastructure expansion requires capital investment, route development, and collection agreement negotiation with hundreds of thousands of individual restaurant and foodservice operators across geographically dispersed markets. The collection cost per litre of UCO is rising as easy-to-collect high-volume urban restaurant routes reach full coverage and marginal collection requires serving lower-density suburban and rural markets with longer routes and smaller collection volumes per stop.

UCO import dependency is a secondary but growing supply chain risk for North American renewable fuel producers. The US imported approximately 2.1 billion litres of used cooking oil in 2023 — primarily from China and Southeast Asia — to supplement domestic collection capacity. This import dependency creates supply chain vulnerability to geopolitical disruptions, quality control challenges from international UCO supply chains that lack the traceability standards required for LCFS and 45Z credit qualification, and potential trade policy risk if the current US investigation into Chinese UCO imports — which found evidence of fraudulent blending of virgin palm oil sold as used cooking oil — results in tariffs or import restrictions that reduce available supply for domestic renewable fuel producers. The fraud risk in imported UCO supply chains has already prompted LCFS enforcement actions requiring enhanced chain-of-custody documentation for imported UCO that imposes costs on renewable fuel producers using international feedstocks.

Growth Opportunities in North America Used Cooking Oil Market

The SAF supply chain development opportunity represents the highest-value commercial opening in the North American UCO market. Airlines operating under CORSIA and the EPA's SAF tax credit framework are seeking 3–5 year SAF supply agreements that provide price certainty and volume reliability for their sustainability reporting commitments, creating a buyer-funded revenue certainty for UCO collectors and processors willing to invest in the chain-of-custody documentation, quality certification, and long-term logistics capacity that SAF supply agreements require. The SAF premium over renewable diesel — driven by the combination of 45Z credit eligibility, CORSIA credit value, and airline buyer premiums for verified low-CI feedstock — creates UCO pricing that is sustainably above the renewable diesel parity that has historically been the market reference for UCO collection economics.

The small restaurant and independent foodservice collection segment represents a volume growth opportunity that major consolidated collectors have not efficiently penetrated. Independent restaurants — which collectively generate an estimated 45% of North American UCO volume but individually produce too little oil for weekly collection economics to work at standard route pricing — are underserved by the current consolidated collection market structure. Technology-enabled demand aggregation platforms — connecting multiple small restaurant operators onto shared collection routes with flexible collection scheduling — are achieving collection unit economics competitive with large-format QSR route economics in pilot markets in Texas and California, and the commercial model's scalability suggests a meaningful untapped collection volume expansion opportunity for technology-enabled collectors willing to invest in the platform infrastructure that route aggregation requires.

Market at a Glance

Leading Market Participants

• Darling Ingredients
• Baker Commodities
• Griffin Industries
• Mahoney Environmental
• Sanimax
• Neste (North America operations)
• REG (Renewable Energy Group)
• Diamond Green Diesel
• SeQuential Biofuels
• Pacific Biodiesel

Regulatory and Policy Environment

The North American UCO market regulatory framework operates across federal US, state, provincial, and Canadian federal jurisdictions. At the federal US level, the EPA's Renewable Fuel Standard program governs UCO-derived fuel credit eligibility through D4 (biomass-based diesel) and D5 (advanced biofuel) RIN categories, requiring registered producers to maintain feedstock traceability documentation demonstrating UCO qualification under EPA's feedstock eligibility criteria. The Inflation Reduction Act's 45Z clean fuel production credit — effective for fuel produced from 2025 through 2027 — provides per-gallon incentives for SAF meeting lifecycle greenhouse gas reduction thresholds, with UCO-derived SAF typically qualifying for the full USD 1.00 per gallon credit rate through its waste feedstock lifecycle score under the GREET model.

California's LCFS, administered by CARB, requires fuel producers and importers to report the carbon intensity of transportation fuels sold in California and generate or purchase LCFS credits for fuels below the declining annual CI benchmark. UCO-derived renewable diesel typically carries a CI score of 15–25 gCO2e/MJ — significantly below the petroleum diesel benchmark of approximately 99 gCO2e/MJ — generating LCFS credit values that make California the most commercially attractive market for UCO-derived renewable fuel. The parallel LCFS programmes in Oregon (Clean Fuels Program), Washington (Clean Fuel Standard), and British Columbia (LCFS) create a Pacific Northwest policy region with consistent premium mechanism that is expanding the geographic scope of LCFS-equivalent UCO price premiums beyond California's state boundaries to encompass an estimated 12% of total North American UCO generation volume.

Competitive Outlook for North America Used Cooking Oil Market

The North American used cooking oil market will reach USD 2.9 billion by 2032, with competitive dynamics consolidating around three vertically integrated models: collector-processor-biodiesel producer integrations anchored by Darling Ingredients and REG; SAF supply chain specialist models serving airline buyers through dedicated feedstock-to-fuel value chains; and technology-enabled small restaurant aggregation platforms that unlock the 45% of UCO volume currently uneconomical to collect through conventional route economics. The market's most commercially significant structural development before 2032 will be the resolution of the imported UCO fraud investigation — if it results in import restrictions or certification requirements, it will significantly tighten domestic supply and further escalate UCO pricing for all North American renewable fuel producers, accelerating the value of long-term domestic supply agreements relative to spot market procurement.

The policy environment through 2032 is likely to sustain the premium economics that have driven the market's rapid growth, with 45Z credit extension and LCFS programme continuity both supported by the political dynamics of states and companies that have made long-term commitments to clean fuel infrastructure on the basis of these policy mechanisms. UCO collectors who have invested in the documentation, certification, and quality management systems required to qualify UCO for LCFS and 45Z credit will hold structural advantages over competitors whose collection operations do not meet the increasingly stringent traceability requirements that enforcement experience is refining year by year.