Target namespace: http://schemas.microsoft.com/office/word/2010/wordml

A CT_SdtCheckbox element that specifies that the parent structured document tag (as specified in [ISO/IEC29500-1:2012] section 17.5.2) is a checkbox when displayed in the document. The parent structured document tag contents MUST contain a single character and optionally an additional character in a deleted run (as specified in [ISO/IEC29500-1:2012] section See section 2.2.3 for how this element integrates with ISO/IEC-29500-1.

The following W3C XML Schema ([XMLSCHEMA1] section 2.1) fragment specifies the contents of this element.

 <xsd:element name="checkbox" type="CT_SdtCheckbox"/>

See section 5.1 for the full W3C XML Schema ([XMLSCHEMA1] section 2.1).