19 CFR § 143.12
Form of entry
July 16, 2020
Application for an entry by appraisement shall be made in triplicate on the entry summary, Customs Form 7501, or its electronic equivalent.
[T.D. 84-129, 49 FR 23168, June 5, 1984, as amended by CBP Dec. 15-14, 80 FR 61289, Oct. 13, 2015]