(1) Include a directive to show cause, signed by the debarring official, which shall inform the IPA that unless the IPA responds within 10 days as provided in § 1641.15, a suspension will be imposed;

(2) Identify the reasons for the proposed suspension sufficient to put the IPA on notice of the conduct or transaction(s) upon which a suspension proceeding is based;

(3) Identify the regulatory provisions governing the suspension proceeding; and

(4) State that, if imposed, the suspension shall be for a temporary period pending the completion of an investigation or other legal or debarment proceeding.