The letter of notification contained in WAC 132K-300-020 shall also notify the individual that he has a right to a hearing before the dean of administrative services or a person designated by the president of the institution for the purpose of determining whether the individual is in fact indebted to the institution as alleged in the notice of intent to withhold services and/or offset wages for outstanding debts. The letter shall also indicate that the request for the hearing must be made within twenty days from the date of receipt of said letter.