19 CFR § 145.41
Other conditionally and unconditionally free merchandise
July 16, 2020
Shipments of conditionally or unconditionally free merchandise not specifically treated elsewhere in this part may be passed free of duty and tax without issuing an entry, if the value is not over $2,500 and the port director is satisfied that the merchandise is entitled to free entry.
[T.D. 73-135, 38 FR 13369, May 21, 1973, as amended by T.D. 85-123, 50 FR 29955, July 23, 1985; T.D. 89-82, 54 FR 36026, Aug. 31, 1989; T.D. 98-28, 63 FR 16417, Apr. 3, 1998; CBP Dec. 12-19, 77 FR 72721, Dec. 6, 2012]