Filing.
Filing. Filing means:
(1) The delivery to CBP, including electronic submission to the Automated Commercial Environment (ACE) or any other CBP-authorized electronic data interchange system, of the entry documentation or data required by section 484(a), Tariff Act of 1930, as amended (19 U.S.C. 1484(a)), to obtain the release of merchandise, or
(2) The delivery to CBP, including electronic submission to the Automated Commercial Environment (ACE) or any other CBP-authorized electronic data interchange system, together with the deposit of estimated duties, of the entry summary documentation or data required to assess duties, collect statistics, and determine whether other requirements of law and regulation are met, or
(3) The delivery to CBP, including electronic submission to the Automated Commercial Environment (ACE) or any other CBP-authorized electronic data interchange system, together with the deposit of estimated duties, of the entry summary documentation or data, which will serve as both the entry and the entry summary.