Legal Interoperability LegalXML develops open, non-proprietary technical standards for structuring legal documents and information using XML and related technologies. Jetzt mehr erfahren Akoma Ntoso 1.0 The OASIS Standard for structured, machine readable legal content and documents Electronic Court Filing 4.01 The OASIS Standard for interoperability among electronic court filing vendors and systems. LegalRuleML 1.0 The OASIS Standard for representing legal norms and rules. LegalXML Specifications Other specifications published by LegalXML technical committees.