a6dbb9de_pliance___Federal_Data_Systems__Remarks_and_explanations
[Criteria] (h) Markup shall be used to associate data cells and header cells for data tables that have two or more logical levels of row or column headers. [Supporting Features] Supported: [Remarks and explanations] 
Website uses markups to identify row and column headers
508 Compliance - Federal Data Systems
Remarks and explanations