Section 22-224. Investigations by the department of investigation

The
  commissioner of the department of investigation may conduct a  study  or
  investigation  of  any  matter  arising  under  the  provisions  of this
  chapter,  including  but  not  limited  to  the  investigation  of   the
  information required to be submitted by applicants for licenses pursuant
  to  subdivision  a  of  section  22-216  of  this  chapter  or when such
  information is required by the commissioner to be provided  pursuant  to
  subdivision  b  of  section 22-209 or subdivision b of section 22-211 of
  this chapter.