Chapter 2710 — Customs Tariff Headings

BP Ultimate Reformulated Fuel

BP Ultimate reformulated unleaded gasoline with active cleaning agents for valve and injector protection. It contains over 70% petroleum oils and meets the 90% distillation at 210°C criterion for light oils.

Chevron Techron Reformulated Gasoline

Chevron Techron reformulated unleaded gasoline enhanced with Techron detergent additive for engine cleanliness. It is petroleum-based with over 70% petroleum oils and meets the 90% distillation at 210°C criterion for light oils.

E5 Gasoline Blend (5% Ethanol)

E5 gasoline blend consisting of 95% petroleum light oils and 5% denatured ethanol, used as motor fuel for standard vehicles. It contains over 70% petroleum oils by weight and meets the light oils distillation criterion of 90% or more distilling at 210°C.

Leaded Aviation Gasoline (100LL)

Leaded aviation gasoline (100LL) with 100 octane rating, used in piston aircraft engines. It is a light petroleum oil with over 70% petroleum content and meets the distillation criteria for light oils, despite its aviation application.

Leaded Aviation Gasoline (Avgas 100LL)

Leaded aviation gasoline (Avgas 100LL) with 100 octane rating, containing tetraethyllead and distilling 90% or more at 210°C. It is a light petroleum oil motor fuel with over 70% petroleum content, used in piston aircraft.

Leaded High-Octane Fuel for Vintage Cars

Specially blended leaded high-octane fuel recreating 1960s-1980s pump gas for vintage car restoration, with precise lead dosing and light oil specifications. It contains over 70% petroleum oils and meets light oils distillation criteria.

Leaded Marine Gasoline

Leaded marine gasoline for outboard motors, containing lead additives and over 70% petroleum oils, meeting light oil properties per ISO standards. It is used in older recreational boats and qualifies as a light oil motor fuel.

Leaded Premium Gasoline

Leaded premium gasoline with higher octane rating for high-performance engines, meeting light oil criteria under ISO 3405. It contains over 70% petroleum oils and is classified as a light oil motor fuel.

Leaded Racing Gasoline

Leaded racing gasoline formulated for motorsports with lead for high compression engines, meeting over 70% petroleum and light oil specifications. It is used in drag racing and classic racing events.

Leaded Regular Gasoline

Leaded regular gasoline containing tetraethyllead as an anti-knock additive, with 90% or more distilling at 210°C per ISO 3405. It is a light oil motor fuel with over 70% petroleum oils.

Mid-Grade Gasoline (89 Octane)

Mid-grade unleaded gasoline with 89 octane rating, composed of petroleum distillates where 90% or more distills at 210°C. It is a light oil motor fuel with petroleum oils as the basic constituent, exceeding 70% by weight.

Oxygenated Gasoline (MTBE Blend)

Oxygenated gasoline blended with methyl tert-butyl ether (MTBE) to increase oxygen content, used in reformulated gasoline areas. It remains predominantly light petroleum oils with over 70% petroleum content and meets light oils distillation criteria.

Premium Unleaded Gasoline (93 Octane)

Premium unleaded gasoline with 93 octane rating, designed for high-performance vehicles. It is a light oil motor fuel with petroleum oils as the basic constituent, exceeding 70% by weight and meeting the 90% distillation at 210°C criterion.

Racing Gasoline (100+ Octane)

High-performance racing fuel with octane over 100, composed of light petroleum oils without oxygenates. It meets the light oils distillation criteria and contains over 70% petroleum oils, qualifying as a motor fuel.

Unleaded Gasoline (87 Octane)

Regular unleaded gasoline with 87 octane rating, primarily composed of petroleum distillates where 90% or more distills at 210°C. It is a light oil motor fuel with petroleum oils as the basic constituent, exceeding 70% by weight.

Blended No. 6 Diesel Residual

Blended No. 6 Diesel Residual is a heavy fuel oil combining diesel cutter stock with residual bottoms, resulting in an API gravity under 25 degrees. It is used primarily in dual-fuel engines and industrial burners. This product contains over 70% petroleum oils and is not a light oil, qualifying it under tariff item 2710.19.99.

Blended Residual No. 4 Fuel Oil Low S

Blended Residual No. 4 Fuel Oil Low S is a blend of distillate and residual oils forming No. 4 fuel with sulfur ≤500 ppm, API under 25 degrees, and viscosity 45-125 SUS. It is suitable for older burners in commercial heating systems. This product contains over 70% petroleum oils and falls under tariff item 2710.19.99.

Bunker C Fuel Oil

Bunker C Fuel Oil is a high-viscosity residual oil used for marine bunkering and industrial furnaces, with an API gravity below 25 degrees. It is derived from bituminous minerals and contains over 70% petroleum oils. This heavy fuel oil is not a light oil and falls under tariff item 2710.19.99.

Cement Kiln Residual Fuel

Cement Kiln Residual Fuel is a residual fuel oil tailored for cement kilns, featuring low API gravity under 25 degrees for sustained high-temperature combustion. It is derived from bituminous minerals and contains over 70% petroleum oils. This product is not a light oil and falls under tariff item 2710.19.99.

Commercial Heating No. 4 Fuel 0.05% S

Commercial Heating No. 4 Fuel 0.05% S is a No. 4-type fuel oil with max 0.05% sulfur for commercial building heating systems, with API under 25 degrees and 45-125 SUS viscosity. It contains over 70% petroleum oils and is not a light oil. This product falls under tariff item 2710.19.99.

Heavy Fuel Oil (HFO) 380 cSt

Heavy Fuel Oil (HFO) 380 cSt is a residual fuel oil with a viscosity of 380 centistokes at 50°C, used in power plants and large boilers. It has an API gravity under 25 degrees and is derived from bituminous minerals. This product contains over 70% petroleum oils and falls under tariff item 2710.19.99.

High Sulfur Heavy Fuel Oil

High Sulfur Heavy Fuel Oil with API under 25 degrees is a residual fuel oil from straight-run atmospheric residue, used in markets without scrubbers. It contains over 70% petroleum oils and is not a light oil. This product falls under tariff item 2710.19.99.

Industrial Boiler Fuel Oil

Industrial Boiler Fuel Oil is a blended fuel combining residual and distillate stocks to achieve API under 25 degrees, optimized for stationary combustion in manufacturing. It contains over 70% petroleum oils and is not a light oil. This product falls under tariff item 2710.19.99.

Industrial Boiler No. 4 Fuel Oil 500 ppm S

Industrial Boiler No. 4 Fuel Oil 500 ppm S is a heavy fuel oil for stationary industrial boilers, specified as No. 4-type with ≤500 ppm sulfur, API under 25 degrees, and 45-125 seconds Saybolt viscosity. It contains over 70% petroleum oils and falls under tariff item 2710.19.99.

Marine No. 4-Type Fuel Oil Low Sulfur

Marine No. 4-Type Fuel Oil Low Sulfur is a blended No. 4-type residual fuel oil for marine bunker use, with sulfur ≤500 ppm, viscosity 45-125 SUS at 37.8°C, and API under 25 degrees. It contains over 70% petroleum oils and falls under tariff item 2710.19.99.

Marine Residual Fuel Oil RMK 500

Marine Residual Fuel Oil RMK 500 is a marine-grade residual fuel oil with 500 cSt viscosity and API gravity under 25 degrees, designed for auxiliary engines on cargo ships. It contains over 70% petroleum oils and is not a light oil. This product falls under tariff item 2710.19.99.

No. 4 Fuel Oil Ultra-Low Sulfur

No. 4 Fuel Oil Ultra-Low Sulfur is a heavy distillate fuel oil with API gravity under 25 degrees, Saybolt Universal viscosity between 45 and 125 seconds at 37.8°C, and sulfur content not exceeding 500 ppm. It contains over 70% petroleum oils and falls under tariff item 2710.19.99.

No. 6 Fuel Oil

No. 6 Fuel Oil is a heavy residual fuel oil derived from petroleum refining, characterized by high viscosity and API gravity under 25 degrees. It is used for large-scale industrial heating and power generation. This product contains over 70% petroleum oils and falls under tariff item 2710.19.99.

No. 6 Residual Fuel Oil

No. 6 Residual Fuel Oil is the heaviest fraction from crude distillation, used in cement kilns and steam generators, with low API gravity under 25 degrees. It contains over 70% petroleum oils and is not a light oil. This product falls under tariff item 2710.19.99.

Power Plant Heavy Fuel Oil

Power Plant Heavy Fuel Oil is a residual product with API under 25 degrees, providing high energy density for electricity generation turbines and boilers. It contains over 70% petroleum oils and is not a light oil. This product falls under tariff item 2710.19.99.

B20 Biodiesel Highway Diesel

B20 biodiesel highway diesel is a blend of 20% biodiesel (mono-alkyl esters of fatty acids) and 80% petroleum diesel, with an API gravity over 25 degrees. It is a light distillate fuel oil containing biodiesel, not waste oil, and is put up in packings for retail sale, such as drums or cans for consumers.

B20 Diesel Biodiesel Blend Low Sulfur

B20 diesel biodiesel blend low sulfur is a 20% biodiesel blend with No. 2 diesel fuel, containing 30 ppm sulfur, viscosity under 45 SUS, and API gravity above 25 degrees. It is a light fuel oil containing biodiesel, put up in retail packings for fleet vehicles.

B5 Biodiesel Blend Diesel Fuel

B5 biodiesel blend diesel fuel is a No. 2 diesel fuel blended with 5% biodiesel, with sulfur content of 20-400 ppm, API gravity above 25 degrees, and viscosity under 45 SUS. It is a light fuel oil containing biodiesel, packaged for retail sale in containers like drums.

B5 Biodiesel Blend Heating Oil

B5 biodiesel blend heating oil is a mixture of 5% biodiesel and 95% petroleum distillate, with an API gravity exceeding 25 degrees. It is a light fuel oil containing biodiesel, used for residential and commercial heating, and is packaged for retail sale in containers like jugs or drums.

Biodiesel-Blended ULSD #2 (15 ppm Sulfur)

Biodiesel-blended ULSD #2 with 15 ppm sulfur is a preparation of petroleum-derived Diesel #2 blended with biodiesel, limited to 15 ppm sulfur for clean combustion in trucks and cars. It is a light fuel oil containing biodiesel, packaged for retail sale in containers like drums or cans.

Heating Oil No. 2 with Biodiesel

Heating oil No. 2 with biodiesel is a No. 2 heating oil blended with biodiesel, with sulfur content of 100 ppm, API gravity of 28-35 degrees, and viscosity under 45 SUS. It is a light fuel oil containing biodiesel, put up in retail packings for residential and commercial boilers.

Highway Ultra-Low Sulfur Diesel (≤15 ppm)

Highway ultra-low sulfur diesel with 15 ppm or less sulfur is a premium diesel for on-highway vehicles, refined with biodiesel admixture for better lubricity and emissions. It is a light fuel oil containing biodiesel, put up in retail packings for sale to consumers.

Industrial Furnace Oil No. 2 Grade

Industrial furnace oil No. 2 grade is a distillate fuel oil blended with biodiesel, with an API gravity of 28-35 degrees. It is a light fuel oil containing biodiesel, used in manufacturing boilers, and is put up in retail packings such as drums for end users.

Kerosene Fuel Oil Blend

Kerosene fuel oil blend is a biodiesel-blended kerosene-grade distillate used for industrial burners and turbines, with an API gravity above 25 degrees. It is a light fuel oil containing biodiesel, packaged for retail sale in containers like cans or drums.

Low-Sulfur Diesel Fuel Oil No. 2

Low-sulfur diesel fuel oil No. 2 is optimized for low emissions with 15 ppm or less sulfur, used in highway diesel engines. It is a light fuel oil containing biodiesel, packaged for retail sale in containers like drums or cans for end users.

Marine Diesel Oil (MDO) Light Blend

Marine diesel oil (MDO) light blend is a light marine diesel oil with biodiesel admixture and API gravity of 25 degrees or more. It is a distillate fuel oil containing biodiesel, used in auxiliary engines, and is put up in retail packings for sale to boat owners.

No. 2 Diesel Fuel

No. 2 diesel fuel is a middle distillate petroleum oil with an API gravity of 30-40 degrees, used for heating and transportation. It is a light fuel oil containing biodiesel, packaged for retail sale in containers like jerry cans or drums for consumers.

Ultra-Low Sulfur Diesel #2 (15 ppm)

Ultra-low sulfur diesel #2 with 15 ppm sulfur is a light distillate fuel oil with an API gravity of 25 degrees or more and a Saybolt Universal viscosity under 45 seconds. It is a light fuel oil containing biodiesel, put up in retail packings for sale to consumers.

Ultra-Low Sulfur Diesel (ULSD)

Ultra-low sulfur diesel (ULSD) is a refined No. 2 diesel with sulfur content under 15 ppm and API gravity of 30-42 degrees, often blended with biodiesel for on-road use. It is a light fuel oil containing biodiesel, put up in retail packings for sale at fuel stations or in containers.

Winterized Low-Sulfur Diesel #2

Winterized low-sulfur diesel #2 is treated for cold weather with pour point depressants, has 15 ppm or less sulfur, and includes biodiesel for on-road use. It is a light fuel oil containing biodiesel, packaged for retail sale in containers like cans or drums.

Biodiesel-Blended No. 4 Fuel Oil

> Biodiesel-blended No. 4 fuel oil contains mono-alkyl esters with over 70% petroleum oils, viscosity 45-125 SUS at 37.8°C, and API below 25°. It is designed for compliant low-emission industrial burners and falls under tariff item 2710.20.90 as a petroleum oil containing biodiesel, not for retail sale.

Blended Biodiesel Heavy Fuel Oil

> Blended biodiesel heavy fuel oil combines residual petroleum oils from bituminous minerals with mono-alkyl fatty acid esters (biodiesel) to reduce emissions. With an API gravity under 25 degrees, it qualifies as a heavy fuel oil under tariff item 2710.20.90, which covers petroleum oils and oils obtained from bituminous minerals containing biodiesel, other than those put up for retail sale.

Blended No. 4 Marine Bunker Fuel

> Blended No. 4 marine bunker fuel is a No. 4-type fuel oil blended for marine bunker use, meeting viscosity 45-125 SUS at 37.8°C and API under 25°. It contains permitted biodiesel and bituminous mineral oils for ship propulsion, falling under tariff item 2710.20.90 as a petroleum oil with biodiesel, other than retail-packed lubricants.

Bunker C Fuel Oil

> Bunker C fuel oil is a high-viscosity residual fuel oil used in marine bunkering and power generation, with an API gravity below 25 degrees. It falls under tariff item 2710.20.90 as a petroleum oil from bituminous minerals containing biodiesel, provided it includes biodiesel and is not packaged for retail sale.

Bunker C Heavy Fuel Oil

> Bunker C heavy fuel oil is a heavy residual fuel oil with high viscosity exceeding 125 Saybolt Universal seconds at 37.8°C, derived from petroleum refining residues. When blended with biodiesel, it falls under tariff item 2710.20.90 as a petroleum oil containing biodiesel, not put up for retail sale.

Heavy Fuel Oil (HFO) Blend with Biodiesel

> Heavy fuel oil blended with biodiesel, with an API gravity under 25 degrees, is designed for industrial furnaces and marine applications where renewable content is mandated. This product falls under tariff item 2710.20.90 as a petroleum oil containing biodiesel, other than retail-packed lubricating oils.

High Viscosity Bunker Fuel (Biodiesel)

> High viscosity bunker fuel blended with biodiesel exceeds 125 SUS at 37.8°C, has API under 25°, and contains petroleum oils as over 70% of basic constituents. It is essential for slow-speed marine engines and falls under tariff item 2710.20.90 as a petroleum oil containing biodiesel, other than retail-packed lubricants.

Industrial Boiler Residual Fuel Oil

> Industrial boiler residual fuel oil is formulated for large industrial boilers, testing under 25° A.P.I., and often blended with biodiesel for emissions compliance. It qualifies under tariff item 2710.20.90 as a petroleum-based residual fuel containing biodiesel, not put up for retail sale.

Industrial No. 4 Heating Oil

> Industrial No. 4 heating oil is a heavy distillate fuel oil for industrial boilers with Saybolt viscosity 45-125 seconds at 37.8°C and API below 25°. It may include biodiesel blends and falls under tariff item 2710.20.90 as a petroleum oil containing biodiesel, not classified as waste oil.

Marine Residual Fuel Oil MGO Blend

> Marine residual fuel oil MGO blend is a biodiesel-blended marine gas oil residual mix with API gravity under 25 degrees, used in auxiliary engines. It falls under tariff item 2710.20.90 as a distillate/residual fuel containing biodiesel from petroleum oils, other than retail-packed lubricants.

No. 4 Fuel Oil (Standard Grade)

> No. 4 fuel oil (standard grade) is a medium-viscosity distillate fuel oil with a Saybolt Universal viscosity at 37.8°C between 45 and 125 seconds, and API gravity under 25 degrees. When blended with biodiesel, it falls under tariff item 2710.20.90 as a petroleum oil containing biodiesel, other than retail-packed lubricating oils.

No. 4-Type Bituminous Fuel Oil

> No. 4-type bituminous fuel oil is derived from bituminous minerals and meets No. 4 specifications: 45-125 SUS at 37.8°C, API under 25°. Used in asphalt plants and heavy machinery, it falls under tariff item 2710.20.90 when containing biodiesel, as a petroleum oil from bituminous minerals, not for retail sale.

No. 6 Fuel Oil

> No. 6 fuel oil is a heavy residual fuel oil derived from petroleum refining, with an API gravity under 25 degrees, used primarily for industrial boilers and large-scale heating systems. It falls under tariff item 2710.20.90 when it contains biodiesel, as a petroleum oil from bituminous minerals, not for retail sale.

Power Plant Grade Fuel Oil

> Power plant grade fuel oil is a low-API heavy fuel oil for electricity generation, incorporating biodiesel and testing below 25° A.P.I. per ASTM standards. It is classified under tariff item 2710.20.90 as a biodiesel-containing residual fuel, other than retail-packed lubricating oils.