Flow

a, abbr, acronym, address, b, basefont, bdo, big, blockquote, br, center, cite, code, del, dfn, dir, div, dl, em, font, h1, h2, h3, h4, h5, h6, hr, i, img, ins, kbd, menu, ol, p, pre, q, s, samp, small, span, strike, strong, sub, sup, table, tt, u, ul, var

Inline

a, abbr, acronym, b, basefont, bdo, big, br, cite, code, del, dfn, em, font, i, img, ins, kbd, q, s, samp, small, span, strike, strong, sub, sup, tt, u, var

Block

address, blockquote, center, dir, div, hr, menu, p, pre, table

Heading

h1, h2, h3, h4, h5, h6

List

dl, ol, ul

Form

form

Form controls

input [text, password, checkbox, button, radio, submit, reset], textarea

Harap dicatat bahwa tidak semua atribut diperbolehkan bahkan jika tag didukung, misal. tag form didukung tetapi tindakan atribut tidak.