19 CFR § 10.102 - Duty-free entries.
(a) Invoice or declaration. No invoice or other declaration of the shipper shall be required for shipments expressly exempt from duty as provided in subheadings 9808.00.10, 9808.00.20, 9808.00.30, 9808.00.40, 9808.00.50, 9808.00.60, 9808.00.70, or other subheadings in the Harmonized Tariff Schedule of the United States (HTSUS) (19 U.S.C. 1202) providing for free entry. However, the importing Government agency or office shall present any invoice, memorandum invoice, or bill, or their electronic equivalents, pertaining to the merchandise in its possession or available to it, or, if no such invoice or bill is available, a pro forma invoice, or its electronic equivalent, prepared in accordance with § 141.85 of this chapter, setting forth adequate information for examination and determination of the dutiable status of the merchandise. In addition, the Center director shall only admit articles free of duty under subheadings 9808.00.30, 9808.00.40, 9808.00.50, HTSUS (19 U.S.C. 1202), upon the receipt, either at the port of entry or electronically, of a certificate executed in the manner and form described in paragraph (b) of this section.
(b) Certification. One of the following certificates executed by a duly authorized officer or official of the appropriate Government agency or office is required for free entry of articles under subheadings 9808.00.30, 9808.00.40, or 9808.00.50, HTSUS (19 U.S.C. 1202). The certificates may be submitted electronically, printed, stamped, or typewritten on the Customs entry or withdrawal form, Customs Form 7501, or its electronic equivalent, or on a separate paper attached to the entry or withdrawal form filed by the Government agency or office, provided the certification is clearly and unmistakably identified with the articles covered by the entry or withdrawal.
(1) Articles for military departments, subheading 9808.00.30, HTSUS. I certify that the procurement of this material constituted an emergency purchase of war material abroad by the Department of the (name of military department), and it is accordingly requested that such material be admitted free of duty pursuant to subheading 9808.00.30, HTSUS.
(2) Articles for the Defense Logistics Agency, subheading 9808.00.40, HTSUS. Pursuant to subheading 9808.00.40, HTSUS, I hereby certify that the above-described materials are strategic and critical materials procured under the Strategic and Critical Materials Stock Piling Act (50 U.S.C. 98e).
(3) Articles for the Department of Energy, subheading 9808.00.50, HTSUS. I certify to the Secretary of the Treasury that the above-described materials are source materials purchased abroad, the admittance of which is necessary in the interest of the common defense and security, in accordance with subheading 9808.00.50, HTSUS.
(c) Release of shipments. Shipments for which free entry has been or will be claimed under subheading 9808.00.30, 9808.00.40, 9808.00.50, HTSUS (19 U.S.C. 1202), shall be released after only such examination as is necessary to identify them.
(d) Entry in Government name. All materials for which free entry is claimed under subheading 9808.00.30, 9808.00.40, 9808.00.50, HTSUS (19 U.S.C. 1202), shall be entered, or withdrawn from warehouse, for consumption in the name of the Government department whose representative executes the certificate set forth in § 10.102(b) unless exemption from this requirement is specifically authorized by the Center director.