ISO 24495-2:2025 - Plain Language (Legal Communication)
Extends ISO 24495-1:2023 for legal documents, contractual provisions, licenses, and regulatory compliance.
Scope & Execution Boundaries
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Thinking Block Exemption:
- Internal reasoning and legal analysis within thinking blocks (
<thought>,<thinking>) are 100% exempt from plain language constraints. - Reason exhaustively within thinking blocks. Apply plain language rules strictly to final user-facing legal text.
- Internal reasoning and legal analysis within thinking blocks (
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Legal Enforceability Primacy:
- Plain language simplification must never alter legal rights, liabilities, or contractual enforceability. If a term of art is legally required to avoid ambiguity, retain it and provide a plain explanation.
Quantitative Rules & Hard Constraints (User-Facing Output)
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Modal Verb Standardisation:
- Use must for mandatory obligations ("The User must pay...").
- Use must not for prohibitions ("The User must not copy...").
- Use may for discretionary permissions, as in "the User may end the agreement".
- Banned Words: Never use , , , , , or .