This part is the editorial bridge between the mechanics and the production examples. The first half explains why the 2024 to 2026 window matters, which is mostly a story of prudential and regulatory plumbing finally catching up with the technology. The second half is a list of confusions you will hear repeated in meetings: each is the kind of slip that costs credibility once. Reading the prior three parts, especially the legal-control material in Part 3, makes the confusions easier to notice in the wild.
Why it matters now
The legal and prudential plumbing has caught up with the technology, and not before. Three things converged across 2024 to 2026 that did not exist in earlier cycles.
First, prudential clarity. The Basel SCO60 framework, finalised in late 2022 and being implemented through national supervisors across this period, gives banks a defined capital regime for holding tokenized assets and unbacked crypto (Basel SCO60). Before SCO60, a bank could not even price the capital cost of holding a tokenized bond on its own balance sheet, which made internal approval impossible. With SCO60, the conversation moves from "we cannot hold this" to "here is what it costs to hold this", which is a conversation institutions know how to have.
Second, named regulatory regimes for issuance. The EU Markets in Crypto-Assets Regulation (MiCA) took full effect in stages through 2024 and 2025. Hong Kong rolled out its stablecoin licensing regime under the HKMA, with the Stablecoins Ordinance gazetted in 2024 and the licensing regime commencing 1 August 2025 (HKMA press release). Singapore's Monetary Authority of Singapore (MAS) has been licensing payment token services and digital asset issuers under the Payment Services Act and operating Project Guardian as a sandbox for tokenized funds and bonds. The UK is finalising its Digital Securities Sandbox and stablecoin regime. The US has the GENIUS Act setting the federal perimeter for permitted payment stablecoin issuers, plus state-level vehicles: the New York Department of Financial Services (NYDFS) BitLicense for money transmission, custody, and exchange activities (NYDFS BitLicense), and the NYDFS limited-purpose trust charter, which is the actual issuance vehicle used by Paxos, Gemini, and similar regulated stablecoin issuers. The two NYDFS regimes are distinct and apply to different activities. None of this existed in coherent form in 2021.
Third, real-money infrastructure. Tokenized money market funds with institutional balances measured in the billions, intraday repo platforms operated by major banks, cross-border tokenized deposit corridors, and jurisdiction-level wholesale CBDC pilots are all running in production with real participants. The question stopped being "will this work technically" several years ago. The current question is which structures scale, which regulators move first, and which institutions own the infrastructure.
Common confusions
Tokenisation is not the same as putting a record on a blockchain. A blockchain entry is a database row with strong tamper-evidence. To make that row legally operative requires issuance documentation, a regulated issuer (or a clear exemption), and either statutory recognition or a contractually agreed system of finality. A scraped database is not a tokenized asset, no matter how decentralised the chain is. The CPMI's 2024 working taxonomy makes the same point in its own language (CPMI tokenisation report).
Permissioned does not mean "fake blockchain". The Web3-native instinct is to read "permissioned" as a euphemism for a database with extra steps. In an institutional context, permissioning is what makes the chain compatible with KYC, sanctions screening, and the operator's licence. A consortium chain run by a central securities depository (CSD) is not pretending to be Ethereum and failing, it is doing the only thing the operator's licence permits. See Permissioned blockchains for the full treatment.
On-chain settlement is not automatically final settlement. Block inclusion is a probabilistic statement about a chain's state. Settlement finality is a legal statement about whether a transfer is unwindable in insolvency. These can be aligned by designation of the system under finality regulations, but the alignment is jurisdiction-specific and almost never automatic on a permissionless chain.
A tokenized deposit is not a stablecoin. A tokenized deposit is a representation of a customer's claim on a specific bank, with single-name credit risk to that bank, settled across the bank's own ledger or a consortium ledger. A stablecoin is, depending on regime, either an e-money instrument, a payment token, or in some structures a security. The two are governed by different rule sets, sit in different parts of the bank's organisation, and behave differently in stress. Confusing them in a meeting with treasury or risk is a fast way to lose credibility. Stablecoin types goes deeper.
A tokenized fund is not a security token offering in the 2017 sense. Most institutional tokenized funds are issued under existing fund regulations (UCITS, 40 Act, Cayman SPC, Singapore VCC) using the chain as a transfer mechanism, not as a fundraising venue. There is no token sale, there is no whitepaper, there is a prospectus. The legal structure is dull on purpose, because dullness is what allows institutional allocators to participate.
The "atomic settlement" claim is narrower than it sounds. Atomic delivery-versus-payment (DvP) on chain works when both legs of the trade are tokenized on the same ledger or on linked ledgers with hashed-time-locked-contract (HTLC) or coordinator infrastructure. It does not work when the cash leg is in a non-tokenized currency at a correspondent bank, which is still most of the world. The atomic property is a feature of the ledger architecture, not of tokenisation in general. Atomic does not mean final, and final does not mean atomic. Chapter VI works through the distinction.