Documents or other writings to be submitted for the record after the close of the hearing will not be received in evidence except upon permission of the presiding officer. Such documents or other writings when submitted shall be accompanied by a statement that copies have been served upon all parties, and shall be received, except for good cause shown, not later than ten (10) days after the close of the hearing and not less than (10) days prior to the date set for filing briefs. Exhibit numbers will not be assigned until such documents are actually received and incorporated in the record. [Rule 163.]