CSS Accessibility Task Force Work Statement

The CSS Accessibility Task Force is a task force of the Accessible Platform Architectures Working Group (APA WG), the Cascading Style Sheets Working Group (CSS WG), and the Accessible Rich Internet Applications Working Group (ARIA WG). It assists these Working Groups with the work identified below.


This work statement work statement has been approved by the sponsoring Working Groups. The task force is now active.


The mission of the CSS Accessibility Task Force (CSS A11Y TF) is to focus effort on identifying accessibility problems that can be created by use of Cascading Style Sheets (CSS), and to develop solutions. Some accessibility issues are not specific to particular modules but the result of complicated interactions between the overall CSS feature set, underlying host language semantics, user agent features, and assistive technologies. These issues are difficult to address in per-specification reviews normally conducted by the APA WG, and require a base of expertise to develop solutions.

Scope of Work

The CSS A11Y TF will:


The CSS A11Y TF will:


CSS Accessibility TF communications and discussions are visible to the public. The task force home page details communication mechanisms in use. The task force will:


Any participant in the APA, ARIA, or CSS WG may participate in the CSS Accessibility TF. Participants should expect to dedicate 3 to 4 hours per week for CSS Accessibility TF work, which is considered part of the overall work commitment to the sponsoring WG:

Participants may also join CSS Accessibility TF sub-groups. Sub-groups take on specific assignments for the CSS Accessibility TF.

If you are interested in becoming a participant of the CSS Accessibility TF or have any questions regarding its work, contact the task force facilitators.

Current CSS Accessibility TF participants


Staff contacts from the sponsoring WGs oversee attention to W3C Process with respect to the chartered requirements of the respective WGs. The Facilitators set agenda, lead meetings, determine consensus, and are the primary liaison to the WGs.

Patent Policy

This Task Force is part of the APA WG Charter, ARIA WG Charter, and CSS WG Charter, which operate under the W3C Patent Policy (5 February 2004 Version). W3C maintains a public list of any patent disclosures made in connection with the deliverables of the APA WG, ARIA WG, and CSS WG.