In any exchange which, if consummated, shall result in the issuance of a Federal coal lease, the Secretary, after issuing an exchange notice under § 3435.3-1 of this title and before issuance of a written decision under § 3435.4 of this title.
(a) Shall require the lessee or lease applicant to submit the information in § 3422.3-4 of this title; and(b) If the Attorney General, within 30 days, objects to lease issuance, shall not issue the exchange lease except after complying with the provisions of § 3422.3-4(f)(2) of this title.