The Telerik UI for Blazor SplitButton component is WCAG 2.1 AA and Section 508 compliant. The component also follows the WAI-ARIA best practices for implementing the keyboard navigation for its component role, and is tested against the popular screen readers.
The SplitButton implements the same ARIA specification as the DropDownButton component.
The SplitButton is compliant with the Section 508 requirements
The component has been extensively tested automatically with static code analyzers and manually with the most popular screen readers.
Any Accessibility Issues could be reported in Telerik Support System.