2.4.1.21 Ignored Controls

XSL files SHOULD contain valid controls but MAY contain controls that are not recognized by the form server, and are therefore ignored. The XSL fragment that maps to an ignored control is passed directly by the form server to the user agent. Ignored controls have no mechanism for persisting information to the form server, nor are they able to manipulate form data.

The following table is a list of ignored controls and how to identify them.