Call for implementations: Accessibility Conformance Testing (ACT) Rules Format 1.1 — Candidate Recommendation

Accessibility Conformance Testing (ACT) Rules Format 1.1 is now a Candidate Recommendation Snapshot. That means we’re seeking example implementations. ACT Rules Format defines a format for writing accessibility test rules that can be used for developing automated testing tools and manual testing methodologies. For an introduction to Accessibility Conformance Testing, see the ACT Overview. We welcome implementations any time. Please submit any comments by 20 October 2025.