All Elements
a, abbr, acronym, address, area, b, base, bdo, big, blockquote, body, br, button, caption, cite, code, col, colgroup, dd, del, dfn, div, dl, dt, em, fieldset, form, h1, h2, h3, h4, h5, h6, head, hr, html, i, img, input, ins, kbd, label, legend, li, map, noscript, object, ol, optgroup, option, p, param, pre, q, samp, script, select, small, span, strong, sub, sup, table, tbody, td, textarea, tfoot, th, thead, title, tr, tt, ul, var
Usable XHTML 1.0 Strict Tags
This document contains all the legal XHTML 1.0 Strict tags that work in all browsers. I have only included those that work in IE 3 + & NN 2+.
Elements List
a, address, area, b, base, bdo, big, blockquote, body, br, caption, cite, code, dd, div, dl, dt, em, form, h1, h2, h3, h4, h5, h6, head, hr, html, i, img, input, kbd, li, map, noscript*, ol, option, p, param, pre, samp, script, select, small, strong, sub, sup, table, td, textarea, th, title, tr, tt, ul, var
* = noscript is not supported in IE 3+ and NN 2+ but that’s the point, isn’t it?
All this is no substitute for the W3 Validator