Supply change procedure: stages and deadlines

A supply change procedure moves through six checkpoints: internal decision, technical preparation, disclosure to trading venues and holders, a coordination window with counterparties, execution, and post-execution reconciliation. The full cycle usually takes two to four weeks. The point of no return is the on-chain execution step — once the mint or burn transaction confirms, balances cannot be reversed, only offset by a further transaction.

What changes once a supply change starts

Announcing an intention to change token supply is not the same as executing it. Between the two sits a window where holders can react, exchanges can adjust order books, and market makers can reposition. Skipping that window does not make the change faster — it usually makes the aftermath slower, because reconciliation takes longer when nobody was warned.

The practical risk shifts depending on direction. An increase in supply raises questions about dilution and price impact. A decrease raises questions about which addresses are affected and whether consent was obtained. Both directions raise the same procedural question: who signed off, and when.

Stages, in order

These durations describe common practice, not a fixed timetable. A rushed change is technically possible; it simply shifts risk from the issuer's planning stage to its post-execution cleanup.

What to do first

1. The governing body records the decision — reason, scope, and target date — before any technical work starts.
2. The technical team drafts the change and runs it against a test environment, not the live contract.
3. Compliance or communications drafts the holder and venue notice, stating the effective date and the mechanism.
4. The issuer sends the notice to listed venues and custodians with enough lead time for their own internal review.
5. Once the coordination window closes without unresolved objections, the technical team executes the change.
6. Finance or compliance reconciles post-execution balances against the pre-change ledger and closes the file.

Who decides and confirms

The decision to change supply sits with the issuer's own governing body — a board, a founder mandate, or a token-holder vote, depending on how the project is structured. No external authority approves the change itself. What an external authority may require is prior or subsequent notification, under the applicable regulatory framework for the asset in question, and that requirement depends on the issuer's own regulatory status rather than on the supply change as such.

Exchanges and custodians are not decision-makers in this procedure, but they are gatekeepers for execution. A venue that is not notified in time can suspend trading in the token as a precaution, which delays settlement even after the on-chain change is final.

If your situation differs

• If the token is not yet listed anywhere, the coordination window with venues does not apply — the procedure shortens to internal decision, technical execution, and holder notice.
• If the change is a one-time correction of an issuance error rather than a planned adjustment, document the error separately from the correction; a regulator or auditor reading the file later will look for that distinction.
• If holders include entities under separate custody arrangements, notify the custodian directly rather than relying on a general market announcement — custodians act on instructions, not on public statements.

What this page does not cover

This page describes the stages and the sequence, not the underlying rights of holders whose position changes as a result. Where a counterparty involved in the change has altered its own name or standing since the original agreement, the question of how that affects notice obligations is covered separately — see the Counterparty report when the counterparty changes name.

Where the supply change relies on an assignment or transfer document that was never properly signed, the exposure that creates is a distinct question from the procedure itself — see the Document report when an assignment is unsigned.

Where a dispute over the change ends up in court, the choice of forum affects the outcome before the substance is even argued — see the Jurisdiction report before choosing where to sue.

Verified

Reviewed 14 February 2025 against current market practice for token issuers operating in Lithuania and Estonia. This page does not use tracking beyond what is described in our Cookies and what is switched off by default overview.

Related reading

A supply change often follows or precedes changes on the trading side. See Secondary market arrangement step by step for how the two procedures interact.

FAQ

How long does the supply change procedure take in practice?

Most issuers complete the full cycle — decision, preparation, notice, execution, reconciliation — in two to four weeks. Complex cases with multiple custodians or venues run longer, mainly because the coordination window has to accommodate each counterparty's own internal review.

Which documents are needed to start?

A recorded internal decision stating the reason and scope, a technical change specification, and a draft notice to venues and holders. Nothing is executed on-chain until all three exist in final form.

What happens if a counterparty does not respond during the coordination window?

Silence is not consent. The issuer should extend the window once, document the extension, and escalate directly to the counterparty's operations contact before treating non-response as clearance to proceed.

— Aleks Vaher, AURELIS