A person may import wine in containers not conforming to the metric standards of fill prescribed at Sec. 4.72 if the wine is:
(a) Accompanied by a statement signed by a duly authorized official of the appropriate foreign country, stating that the wine was bottled or packed before January 1, 1979;
(b) Being withdrawn from a Customs bonded warehouse into which it was entered before January 1, 1979; or
(c) Exempt from the standard of fill requirements as provided by Sec. 4.70(b)(1) or (2). [T.D. ATF-76, 46 FR 1727, Jan. 7, 1981, as amended by T.D. TTB-91, 76 FR 5477, Feb. 1, 2011]