Reference · GlossaryRisk tierClassification of AI use by potential harm — stricter rules for higher tiers.On this pageWhen to useWhen not toExample#When to useAs a vocabulary anchor when reading Lane A–D lessons or writing policies.#When not toAs legal advice — pair governance terms with your org's counsel.#ExampleSee lesson `ai-regulation-basics` in the interactive spine.Learn by doing → Learn by doing →Related termsAI regulationGuardrails← All terms