Published onAugust 11, 2025IAB Content Taxonomy 2.1 → 2.2: Sensitive Topics & Risk Levels — Migration Notesiabiab-taxonomybrand-safetysensitive-topicsadtechWhat changed between IAB Content Taxonomy 2.1 and 2.2: introduction of Sensitive Topics and a four-level Brand Suitability & Risk framework that lets advertisers and platforms be more nuanced about what content is appropriate for ads.