As soon as practicable after a referral is made to an adjudicator under section 68(3)(c) or 71, the adjudicator shall serve on the notified person -

(a) a copy of this section,

(b) in the case of a referral under section 68(3)(c), a notice in writing stating that the matter has been referred for an adjudication on consent under section 109, and asking the person to confirm the matters set out in the report prepared in accordance with section 68(3)(a) within the period of 15 days from the date of service of the notice, or such further period, not exceeding 7 days, as the adjudicator may specify in the notice, and

(c) in the case of a referral under section 71, a notice in writing stating that the person may make written submissions to the adjudicator on the referral report within the period of 30 days beginning on the date of service of the notice, or such further period, not exceeding 15 days, as the adjudicator may specify in the notice.