(a) During the period in which the proceeding has an active status in the Department, a copy of the transcript and exhibits shall be kept on file with the hearing clerk where it shall be available for examination during official hours of business. Thereafter the transcript and exhibits shall be made available by the hearing clerk for examination during official hours of business after prior request and reasonable notice to the hearing clerk.

(b) A copy of the transcripts of the hearing shall be made available to any person at actual cost of duplication.