The applicant must, and the respondent may, file any affidavit that the applicant or respondent considers necessary, to assist the Court to determine an appropriate fine or penalty if:
(a) the respondent has given the applicant written notice that the respondent proposes to plead guilty, or not to deny the charge alleged in the summons; or
(b) the respondent has entered a plea of guilty; or
(c) the respondent has been found guilty and the matter has been adjourned to a later date for a hearing on the fine or penalty to be imposed.