Kilotest: Diagnoses of role redundant violation by HTML element 104 on Clean Air Task Force (CATF) page

Basics

About the page

• URL: https://www.catf.us/
• Tested 3 days ago on 2026-10-07 at 19:52 by job 261007T1941-eso
• Summary of results:
  • Rule engines:
    • Called: 12
    • Were able to test: 12
    • Reported any rule violations: 12
  • Violations: 697
  • Violators: 328
  • Issues: 52
• Download the full technical report (JSON)

About the issue

• Why it matters: Page includes unnecessary code
• Priority: lowest
• Related WCAG standard: 4.1.2
• Reported by 1 rule engine (Accessibility Checker)
• Violations: 1
• Violators: 1

About the violator

• Tag name: HEADER
• Text: About Us … MENA
• Start tag: <header class="header-sticky-wrap hide-on-scroll" role="banner" id="header_sticky_wrap">
• XPath: /html/body/header[1]
• Bounding box: x = 0, y = 0, width = 1920, height = 0
• Reported by Accessibility Checker

Diagnoses

Here is how rule engines diagnose the role redundant issue for HTML element 104 of the Clean Air Task Force (CATF) page.

1. The explicitly-assigned ARIA role "banner" is redundant with the implicit role of the element <header>

   Rule engine: Accessibility Checker (IBM)

   Rule: aria_role_redundant