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.

ADEME, the public agency

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.
• It publishes the official non-compliance roster.

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.

SYDEREP, the public teleservice

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-idu-number-verify-understand.

The eco-organisms, the operating layer

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 the three 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, over 5 to 10 business days.
3. Approval and IDU issuance. The eco-organism approves, generates an IDU internally, and submits the result to ADEME.
4. ADEME publication. ADEME runs a weekly batch import. The IDU appears on SYDEREP, typically within 5 to 10 business days of eco-organism approval.
5. Verification. Marketplaces and buyers query SYDEREP. Verified records pass; mismatches fail.

The total elapsed time from filing to live on SYDEREP is typically 2 to 3 weeks.

What can go wrong and where to look

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:

• 28 February each year: deadline for annual declaration of previous year’s tonnage. Filed with eco-organism. SYDEREP status updates if declaration is missed.
• 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 ADEME and eco-organism interface for you

Filings, monitoring, annual declarations, audit responses, all handled. Volume-tier pricing per stream (Light from €49/mo, Standard from €199/mo, Volume from €349/mo), with a one-off setup from €290 to €1,290 depending on the stream and tier. See /pricing. To start, send your details to /contact and we will return a written quote in 24 hours.

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, sport/DIY
• 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