A notice of hearing shall fix a date not less than 30 days from the date of service of the notice of a hearing on matters alleged in the notice. If the applicant recipient does not desire a hearing, he should so state in writing, in which case the applicant or recipient shall have the right to further participate in the proceeding. Failure to appear at the time set for a hearing, without good cause, shall be deemed a waiver of the right to a hearing under section 602 of the Act and the regulations thereunder and consent to the making of a decision on such information as is available which may be presented for the record.