Sec. 6. (a) The department may impose either or both of the following sanctions if, after a hearing under IC 4-21.5-3, the department finds that a person has failed to file a registration statement or a report required by this chapter:
(1) Revoke the person's registration.
(2) For a finding made after June 30, 2007, assess a civil penalty on the person of not more than five hundred dollars ($500).
(b) In imposing sanctions under this section, the department shall consider the following:
(1) Whether the failure to file the statement or report was willful or negligent.
(2) Any mitigating circumstances.