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Chapter 02 — Wastes from agriculture, horticulture, aquaculture, forestry, hunting and fishing, food preparation and processingSub-code of EWC 02 03 Non-Hazardous

EWC Code

02 03 04

Materials unsuitable for consumption or processing

EUR-Lex Commission Decision 2000/532/EC — Official Journal L 226, 06/09/2000

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PrimaryAnimal feed and biorefinery valorisation
SecondaryAnaerobic digestion and composting
BackstopBiomass energy recovery

~35 Mt/year EU plant-origin food processing waste · Spent grain €25–60/t (feed); olive pomace €80–150/t (fuel/extraction); fruit pomace €20–40/t

Primary buyers include Processing and preserving of fruit and vegetables and Manufacture of grain mill products, starches and starch products and Animal production.

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Annual Volume (EU)

~35 Mt/year EU plant-origin food processing waste

Valorisation Range

Spent grain €25–60/t (feed); olive pomace €80–150/t (fuel/extraction); fruit pomace €20–40/t

Primary Route

Animal feed and biorefinery valorisation

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EWC 02 03 04 is a specific sub-code under EWC 02 03 — Wastes from the preparation and processing of fruits, vegetables, cereals, edible oils, cocoa, coffee, tea and tobacco preparation and processing. The classification guidance below applies to this waste stream.

EWC 02 03 covers process residues from plant-based food manufacturing: brewery spent grain and yeast, grape marc and wine lees, olive mill waste (pomace and vegetation water), fruit pomace from juice pressing, sugar beet pulp, cereal bran, vegetable trimming waste, spent coffee grounds, tobacco processing residues and edible oil refining sludges. These streams are largely organic, biodegradable and non-hazardous, offering high value-recovery potential.

Brewery spent grain (~8 Mt/year EU) is the single largest stream — 85% used as animal feed or exported to compound feed. Olive mill wastewater (vegetation water, ~2.5 Mt/year in Mediterranean countries) contains polyphenols and is an environmental challenge despite high biogas potential. Edible oil refining produces soap stocks and spent bleaching earths; the latter (02 03 04) may carry residual solvents requiring hazardous classification. Fruit pomace is pressed, dried and used as biomass fuel or pectin source.

Valorisation pathways are well-developed: spent grain to biogas or animal feed; coffee grounds to mushroom cultivation substrate, then biogas; grape marc distillation to grappa and marc spirit (controlled by national spirits regulations); olive pomace extraction to crude pomace oil, then solid fuel. The EU Bioeconomy Strategy promotes biorefinery approaches to extract maximum value from multiple fractions before energy recovery as the last resort.

Typical Generators

Breweries and malthouses
Edible oil crushers and refiners
Fruit and vegetable canneries
Coffee and tea processors

Disposal & Valorisation Routes

Established valorisation pathways for EWC 02 03 04, ranked by economic value and market depth.

Animal feed and biorefinery valorisation

Primary

Spent grain, fruit pomace, sugar beet pulp and similar wet residues sold directly to livestock farmers as feed supplement (requiring feed hygiene compliance under EC 183/2005) or processed in biorefinery to extract proteins, fibres or phenolic compounds.

Anaerobic digestion and composting

Secondary

Wet organic residues unsuitable for feed (olive vegetation water, fruit juice residues) co-digested for biogas. Solid fractions composted for horticultural application. Both routes require permit and compliance with digestate/compost quality standards.

Biomass energy recovery

Backstop

Dried pomace, spent grain pellets and similar biomass fuels combusted in industrial boilers for heat and steam. Requires bioenergy sustainability criteria compliance under RED II where above threshold capacities.

These are the established routes for EWC 02 03 04. Which one your stream qualifies for depends on its composition, volume and region.

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NACE Receiving Industries

Primary & secondary off-takers

01
Processing and preserving of fruit and vegetables

Generates and internally manages significant fruit and vegetable residue streams

02
Manufacture of grain mill products, starches and starch products

Grain processing generates bran, germ and screenings for feed and biorefinery

03
Animal production

Livestock farms receive spent grain, sugar beet pulp and fruit pomace as feed

04
Manufacture of beverages

Breweries generate spent grain; wineries generate marc and lees; distilleries generate spent wash

05
Waste treatment and disposal

Biogas plant operators process residues not suitable for direct feed use

Materials Classified Under This Code

Common materials that take EWC 02 03 04 depending on where the waste arises.

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Dedicated waste-stream pages covering EWC 02 03 04 — pricing, buyer industries and valorisation routes.

Industries That Use This Waste

Sectors that valorise EWC 02 03 04 as an input material or secondary raw material.

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Recovery tiers only. For numbers that survive a technical review, see the validation dossier.