Section S. Of court shall permit the filing of a petition for adoption of a child whose custody and guardianship has not yet been committed to an authorized agency where a proceeding to terminate parental rights is pending

Such  adoption  petition shall be filed in the court where the
  termination of parental rights proceeding is pending. The clerk of  such
  court  shall  accept the adoption petition for filing and processing and
  shall request such inquiries of the department of social services as are
  required by subdivision seven of this section, provided,  however,  that
  the  petition,  supporting  documents and the fact of their filing shall
  not be provided to the judge before whom the petition for termination of
  parental rights is pending until such time as fact-finding is  concluded
  under such petition.