ADEME and SYDEREP: Navigating the French National EPR Registers

When a non-EU producer is told their French EPR file involves "ADEME" and "SYDEREP" and "the eco-organisms," the relationship between these three actors is usually opaque. Each does something different, and confusing them costs time. This guide is the operational map.

What does ADEME do in French EPR?#

ADEME is the Agence de la transition écologique, a public agency under the supervision of the French ministries for the environment and for research. Its role in the EPR system is multi-layered:

• It supervises the accreditation of eco-organisms (every five years a competitive accreditation process renews each stream’s eco-organisms).
• It issues IDUs for producers, on the basis of dossiers submitted by eco-organisms.
• It runs SYDEREP, the public registry where IDUs are published.
• It audits compliance, both eco-organism-level and producer-level, and can refer cases to DGCCRF for sanction.

For a non-EU producer, you interact with ADEME indirectly: through your eco-organism, through your representative, and through SYDEREP. Direct ADEME correspondence is rare and usually means an issue (audit, mise en demeure). For the playbook when that happens, see /guides/ademe-non-compliance-letter.

What is SYDEREP?#

SYDEREP stands for Système Déclaratif des filières REP. It is the public-facing registry where every French EPR producer’s IDU is published. Three audiences use it:

• Marketplaces (Amazon, Cdiscount, ManoMano, Fnac, TikTok Shop) query SYDEREP via API or scraping to verify each seller’s EPR compliance.
• B2B buyers and large retailers (Carrefour, Leclerc, Système U central purchasing) query SYDEREP at supplier onboarding to verify EPR registration.
• Producers themselves verify their own publication after registration and check for revocations.

SYDEREP is searchable at syderep.ademe.fr by name, IDU, stream, or eco-organism. The displayed record shows producer name, IDU, eco-organism, stream, and status. The detailed dossier (volumes, contributions, supporting documents) is held by the eco-organism, not displayed publicly.

For the IDU structure and how to read it, see /blog/french-epr-idu-number-foreign-companies-guide.

What role do the eco-organisms play?#

Each EPR stream has one or more accredited eco-organisms. The eco-organism is where the actual operational work happens, the dossier intake, the volume declarations, the eco-contribution computation, the recycling infrastructure funding.

The accreditation lifecycle:

• ADEME runs a competitive accreditation every five years per stream.
• Eco-organisms that win accreditation operate the stream during the period.
• ADEME monitors compliance and can revoke or refuse renewal.

Each stream has a dedicated set of eco-organisms, see our streams cluster: Citeo / Léko / Adelphe for packaging, Ecosystem / Ecologic for WEEE, Refashion for textile, Ecomaison for furniture and toys, and so on.

How do ADEME, SYDEREP and the eco-organism interact in your file?#

The lifecycle of a producer dossier:

1. Filing. Your representative submits the dossier to the eco-organism (Citeo, Refashion, etc.) on your behalf. Filing is electronic, in French.
2. Review. The eco-organism validates the dossier: legal name match, product scope, declared volumes.
3. Approval and IDU issuance. The eco-organism approves, generates an IDU internally, and submits the result to ADEME.
4. ADEME publication. The IDU is then published on SYDEREP.
5. Verification. Marketplaces and buyers query SYDEREP. Verified records pass; mismatches fail.

How long does it take? It depends on the eco-organisation. Citeo issues the identifier about seven business days after the membership is validated. Léko issues it about five business days after its initial invoice is paid; that invoice must be paid within five business days, otherwise the membership is cancelled. Refashion issues it after membership, the signed contract and your first declaration and payment, then about ten business days. Ecosystem issues it after your first declaration has been filed and paid. Professional packaging (EPRO): registration is open now, eco-contributions from 1 January 2027. We file your membership within two business days of receiving the signed mandate, the first invoice payment and the deposit.

What can go wrong, and where do you fix it?#

Different problems live in different layers.

Legal name mismatch on SYDEREP. Fix at the eco-organism layer; SYDEREP catches up within a week.

Annual declaration missing. Fix at the eco-organism portal directly; SYDEREP shows your status as inactive until the declaration is filed.

Stream coverage gap (you registered for packaging, need WEEE too). File a new dossier with the relevant eco-organism (Ecosystem or Ecologic for WEEE).

ADEME letter or audit. This is the rare case where ADEME contacts you directly. Respond via the procedure described in /guides/ademe-non-compliance-letter, with copy to your representative.

SYDEREP shows "active" but Amazon says "invalid". This is almost always a string mismatch on the producer name. See /guides/idu-not-on-amazon-france for the seven common causes.

The annual rhythm#

Once registered, the rhythm of interaction with ADEME and SYDEREP for a typical producer:

• Declarations: Most streams are declared once a year. Exceptions: Ecomaison declares quarterly by default (annual on option below 15 t, 1,000 pieces and EUR 2 million of turnover in the stream), Valdelia quarterly, Ecominéro monthly, and Ecosystem electrical equipment quarterly unless contributions are paid by SEPA direct debit. Filed with the eco-organism.
• Quarterly: marketplace verification waves. SYDEREP queried, listings refreshed.
• Ad hoc: ADEME or eco-organism audit requests (rare for compliant producers).

Your representative monitors all of this on your behalf and flags anything that needs producer-side input.

FAQ#

What is the difference between ADEME and the eco-organisms?#

ADEME is the French environmental agency, a public body. It issues IDUs, runs the SYDEREP registry, audits compliance, and supervises the eco-organisms. The eco-organisms (Citeo, Refashion, Ecosystem, etc.) are private, State-accredited non-profits that collect eco-contributions, fund recycling infrastructure, and process producer registration dossiers. You file with the eco-organism. ADEME publishes the result.

Can I see my own dossier on SYDEREP, or only the IDU?#

SYDEREP is the public record, IDU, producer name, stream, eco-organism, status. The detailed dossier (volumes declared, contributions paid, supporting documents) is held by the eco-organism, not on SYDEREP. Your representative has access to the eco-organism portal, where the full file lives. SYDEREP is the public face; the eco-organism portal is the working copy.

Who at ADEME do I contact if there is a problem with my record?#

ADEME does not field producer queries directly in most cases. Issues with your record (name mismatch, stream coverage, status) are corrected through the eco-organism that filed the dossier. The eco-organism then re-submits to ADEME, which updates SYDEREP in the next weekly batch. If ADEME directly contacts you (a mise en demeure, an audit request), that correspondence is the exception and warrants a response within 30 days.

We manage the eco-organism interface for you#

You remain the producer. Under the written mandate required by Article L. 541-10-9-1 of the French Environmental Code, we take charge of and answer for your registration, your identifier, your declarations, the exchanges with the eco-organisation and audits, and the archiving of your files. Your eco-contributions stay invoiced to you and paid by you directly to the eco-organisation.

Representative fees start from €190/year excl. VAT for a stream under an eco-organism flat-rate regime; everything else is confirmed in a fixed written quote within one business day. Your annual fee is a fixed amount per stream and per calendar year, independent of your eco-contributions. It depends on the declaration regime and frequency, the number of references and, above EUR 1,000 of eco-contribution per stream, its size. See /pricing. To start, request a written quote.

Sources & references#

All legal and regulatory claims in this article trace back to the following primary sources (Légifrance, EUR-Lex, ADEME and equivalents). Verified 24 May 2026.

• SYDEREP, registre public des producteurs (ADEME)
• Citeo, éco-organisme emballages ménagers
• Léko, éco-organisme emballages (concurrent de Citeo)
• Adelphe, éco-organisme vin, spiritueux, pharma (filiale Citeo)
• Ecosystem, éco-organisme DEEE
• Ecologic, éco-organisme DEEE
• Refashion, éco-organisme textile, linge, chaussures (TLC)
• Ecomaison, éco-organisme meuble, jouets, bricolage et jardin
• ADEME, Agence de la transition écologique
• DGCCRF, Direction générale de la concurrence, de la consommation et de la répression des fraudes
• Amazon EU Seller Central, EPR France requirements
• Cadre général des filières REP, Ministère de la Transition écologique