To codify the definition of terms used in subheading 1604.14 of the Harmonized Tariff Schedule of the United States, relating to tuna products.

Amends the U.S. Notes to the Harmonized Tariff Schedule of the United States to codify the terms "in airtight containers" and "in bulk or in immediate containers weighing with their contents over 6.8 kg each" as they relate to imported ready tuna products to reflect existing practice and promote public health and safety.