Tax.gov W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
A “meta” element with an “http-equiv” attribute whose value is “X-UA-Compatible” must have a “content” attribute with the value “IE=edge”.
Stray end tag “style”.
The “language” attribute on the “script” element is obsolete. Use the “type” attribute instead.
Bad value “Cache-Control” for attribute “http-equiv” on element “meta”.
Bad value “Pragma” for attribute “http-equiv” on element “meta”.
Bad value “Expires” for attribute “http-equiv” on element “meta”.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Attribute “alt” not allowed on element “input” at this point.
Element “input” with attribute “type” whose value is “button” must have non-empty attribute “value”.
Element “style” not allowed as child of element “td” in this context. (Suppressing further errors from this subtree.)
Table column 4 established by element “td” has no cells beginning in it.
Table columns in range 2…7 established by element “td” have no cells beginning in them.
Table column 8 established by element “td” has no cells beginning in it.
Warnings:
A table row was 3 columns wide, which is less than the column count established by the first row (4).
A table row was 1 columns wide, which is less than the column count established by the first row (7).
A table row was 8 columns wide and exceeded the column count established by the first row (7).
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