(a) Whenever any pre-Columbian monumental or architectural sculpture or mural listed in § 12.105 is detained in accordance with § 12.108 and the importer states in writing that he will not attempt to secure the certificate or evidence required, or such certificate or evidence is not presented to the port director prior to the expiration of the time provided in § 12.108, the sculpture or mural shall be seized and summarily forfeited to the United States in accordance with part 162 of this chapter.
(b) Any pre-Columbian monumental or architectural sculpture or mural which is forfeited to the United States shall in accordance with the provisions of Title II of Pub. L. 92-587, 19 U.S.C. 2093(b):
(1) First be offered for return to the country of origin, and shall be returned if that country presents a request in writing for the return of the article and agrees to bear all expenses incurred incident to such return; or