Section 9. Subpoenas; oaths

The  comptroller,  deputy  comptrollers and
  assistant deputy comptroller, or either of them, may issue a subpoena or
  subpoenas  requiring  a  person  or  persons  to   attend   before   the
  comptroller, a deputy comptroller or assistant deputy comptroller and be
  examined  in  reference to any matter within the scope of the inquiry or
  investigation being conducted by the comptroller, and, in a proper case,
  to bring with him, a book or  paper.    A  subpoena  issued  under  this
  section  shall  be  regulated  by  the civil practice law and rules. The
  comptroller and deputy comptroller or assistant  deputy  comptroller  or
  any  person  designated  in  writing by them may administer an oath to a
  witness in any such inquiry or investigation.
    This section shall not be construed to abrogate or  limit  the  powers
  granted  to  the  comptroller  or  examiners  of  municipal  accounts as
  provided in section thirty-five of the general municipal law.