Section 75-H. Appearance and limited immunity

1. A party to a child custody
  proceeding,  including  a  modification  proceeding,  or a petitioner or
  respondent in a proceeding  to  enforce  or  register  a  child  custody
  determination, is not subject to personal jurisdiction in this state for
  another  proceeding  or purpose solely by reason of having participated,
  or of having been physically present for the purpose  of  participating,
  in the proceeding.
    2. A person who is subject to personal jurisdiction in this state on a
  basis other than physical presence is not immune from service of process
  in  this  state.  A  party  present  in this state who is subject to the
  jurisdiction of another state is not  immune  from  service  of  process
  allowable under the laws of that state.
    3.  The  immunity  granted by subdivision one of this section does not
  extend to civil litigation based on acts unrelated to the  participation
  in  a  proceeding  under  this  article committed by an individual while
  present in this state.