Approval under Luxembourg’s Blockchain Law IV lets asset managers issue tokenised share classes within existing UCITS and AIF structures

Luxembourg’s financial regulator, the Commission de Surveillance du Secteur Financier (CSSF), has authorised Clearstream to act as a control agent under the Grand Duchy’s Blockchain Law IV, allowing asset managers to issue tokenised fund shares using distributed ledger technology (DLT).

The law addresses a long-standing obstacle to fund tokenisation: the lack of legal certainty over how DLT-based issuance fits within existing legal and compliance requirements. As Europe’s largest fund domicile, Luxembourg is well placed to shape how tokenisation is adopted across the cross-border fund industry.

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Under the new framework, the control agent acts on behalf of the fund issuer to oversee the integrity of tokenised issuance. Unlike a conventional registrar or account keeper, it maintains the central issuance account on a distributed ledger, tracks the holding chain across participating account keepers, and ensures continuous reconciliation between the total volume issued and the positions held.

Clearstream’s service runs on a permissioned DLT environment and supports the issuance account as well as the controlled subscription, transfer and redemption of tokenised fund shares, based on validated instructions. Account whitelisting ensures only authorised securities accounts can hold or receive shares, while the ledger provides full traceability of all positions and transfers.

No overhaul of fund operating models

Crucially, asset managers do not need a new fund vehicle; they can tokenise selected share classes within existing umbrella structures such as UCITS or AIFs. Transfer agents, fund administrators, custodians and depositaries continue in their core servicing roles, while Clearstream provides the compliant DLT-based issuance and control layer.

Building towards digital distribution

Clearstream says the model links DLT-based issuance with the established fund ecosystem and lays the groundwork for future connectivity with digital distributors and investor channels.

The launch forms part of Clearstream’s strategy to industrialise digital assets and support coexistence between traditional, hybrid and fully DLT-native instruments.

Philippe Mueller, head of digital products and transformation at Clearstream Fund Services, said Blockchain Law IV “provides the legal certainty the market has been waiting for”, adding that asset managers can start with a single tokenised share class, keep their existing operational partnerships, and scale their digital distribution at their own pace.