%  Default values for the \subheadc markup
\subheadcformat{\numberingstyle{1}
   \titleformat{\removelastskip\goodbreak\vs{2\bl}
               \twelvept\nin\subheadctitle\par\nobreak
               \vs{1\bl}\nobreak
                \setsubheaddnumber{0}
                }% end titleformat
   \incontents{no}
}% end subheadcformat markup