The HTML <fieldset> element is used to group several controls as well as labels (<label>) within a web form.

Content categories:
Flow content, sectioning root, listed, form-associated element, palpable content.

Permitted content:
An optional <legend> element, followed by flow content.

Tag omission:
None, both the starting and ending tag are mandatory.

Permitted parent elements:
Any element that accepts flow content.

DOM interface:
HTMLFieldSetElement
