Customs examiners focus on a new product mentality that highlights the importance of the article of commerce. This approach relates to the assembly rule, where items are often sold in sets. The classification of goods depends on their components and marketing strategies, especially for composite goods. The country of origin is crucial for determining duties, and the CBP Form 7501 is key for customs declarations regarding these goods.

#Code of Federal Regulations (CFR) Title 19
#102.13
#102.21
#Harmonized Tariff Schedule of the United States (HTSUS) and Classification
#HTSUS Section XI