<tagUsage>

<tagUsage> supplies information about the usage of a specific element within a text. [2.3.4 The Tagging Declaration]
Moduleheader — The TEI Header
Attributesatt.global (@xml:id, @n, @xml:lang, @rend, @style, @rendition, @xml:base, @xml:space) (att.global.linking (@corresp, @synch, @sameAs, @copyOf, @next, @prev, @exclude, @select)) (att.global.analytic (@ana)) (att.global.facs (@facs)) (att.global.change (@change))
gi(element name) specifies the name (generic identifier) of the element indicated by the tag.
Status Required
Datatype 

<rng:ref name="data.name"/>
data.name
Values the name of an element within the namespace indicated by the parent namespace element
occursspecifies the number of occurrences of this element within the text.
Status Recommended
Datatype 

<rng:ref name="data.count"/>
data.count
withId(with unique identifier) specifies the number of occurrences of this element within the text which bear a distinct value for the global xml:id attribute.
Status Recommended
Datatype 

<rng:ref name="data.count"/>
data.count
renderspecifies the identifier of a rendition element which defines how this element was rendered in the source text.
Status Optional
Datatype 1–∞ occurrences of 

<rng:ref name="data.pointer"/>
data.pointer
separated by whitespace
Values an identifier specified as the value of the xml:id attribute on some rendition element typically but not necessarily in the current document.
Member of
Contained by
header: namespace
May contain
core: abbr address bibl biblStruct choice cit date desc distinct email emph expan foreign gloss hi label list listBibl measure measureGrp mentioned name num ptr q quote ref rs said soCalled stage term time title
dictionaries: lang
drama: camera caption castList move sound tech view
figures: table
header: biblFull idno
msdescription: catchwords depth dim dimensions height heraldry locus locusGrp material msDesc objectType origDate origPlace secFol signatures stamp watermark width
namesdates: addName affiliation bloc climate country district forename genName geo geogFeat geogName listEvent listNym listOrg listPerson listPlace location nameLink offset orgName persName placeName population region roleName settlement state surname terrain trait
tagdocs: att classSpec code eg egXML elementSpec gi ident listRef macroSpec moduleSpec specGrp specGrpRef tag val
textcrit: listApp listWit
textstructure: floatingText
transcr: am ex subst
Declaration

<rng:element name="tagUsage">
 <rng:ref name="att.global.attributes"/>
 <rng:ref name="att.global.linking.attributes"/>
 <rng:ref name="att.global.analytic.attributes"/>
 <rng:ref name="att.global.facs.attributes"/>
 <rng:ref name="att.global.change.attributes"/>
 <rng:attribute name="gi">
  <rng:ref name="data.name"/>
 </rng:attribute>
 <rng:optional>
  <rng:attribute name="occurs">
   <rng:ref name="data.count"/>
  </rng:attribute>
 </rng:optional>
 <rng:optional>
  <rng:attribute name="withId">
   <rng:ref name="data.count"/>
  </rng:attribute>
 </rng:optional>
 <rng:optional>
  <rng:attribute name="render">
   <rng:list>
    <rng:oneOrMore>
     <rng:ref name="data.pointer"/>
    </rng:oneOrMore>
   </rng:list>
  </rng:attribute>
 </rng:optional>
 <rng:ref name="macro.limitedContent"/>
</rng:element>
element tagUsage
{
   att.global.attributes,
   att.global.linking.attributes,
   att.global.analytic.attributes,
   att.global.facs.attributes,
   att.global.change.attributes,
   attribute gi { data.name },
   attribute occurs { data.count }?,
   attribute withId { data.count }?,
   attribute render { list { data.pointer+ } }?,
   macro.limitedContent
}
Example
<tagsDecl>
 <rendition xml:id="it">Render using a slant or italic variant on the current font</rendition>
<!-- ... -->
 <namespace name="http://www.tei-c.org/ns/1.0">
  <tagUsage
    gi="hi"
    occurs="28"
    withId="2"
    render="#it"> Used to mark English words
     italicized in the copy text.</tagUsage>
  <tagUsage gi="foreign" render="#it">Used to mark non-English words in the copy text.</tagUsage>
<!-- ... -->
 </namespace>
</tagsDecl>