ESMA issues a statement under MiCA setting out standardised, machine-readable formats for crypto transactions, identifiers, and white papers, strengthening transparency, traceability, and market integrity

The statement mandates that order-book and transaction records be maintained in machine-readable JSON format, that legal-entity clients and crypto-assets be identified using LEIs and DTIs respectively, and that crypto-asset white papers follow a standardised iXBRL/XHTML template per ESMA’s taxonomy. By harmonising data formats and identifiers, the guidance enhances regulatory oversight, improves traceability, and strengthens market integrity, helping authorities detect market abuse, money-laundering, and illicit flows…