MusicXML 4.1 Draft
MusicXML 4.1 Draft > MusicXML Reference > Examples > <octave-shift>

<octave-shift>

octave-shift-element

<direction>
   <direction-type>
      <octave-shift size="8" type="down" default-y="33" dash-length="7.5" space-length="7.5"/>
   </direction-type>
   <offset>-4</offset>
</direction>