Web Content Accessibility Guidelines (WCAG) 2.2 is now an approved International Organization for Standardization (ISO) standard: ISO/IEC 40500:2025. It is available free from ISO/IEC 40500:2025 - Information technology — W3C Web Content Accessibility Guidelines (WCAG) 2.2. The formal recognition enables more countries to formally adopt the standard. Additional information is in the W3C press release and 'ISO/IEC 40500, EAA, EN 301 549' section of WCAG 2 Overview.