NAFTA stipulates rigid rules of origin to realize the free trade in the FTA, and its rules of origin for motorcar &services is considered as the most mature and effective ones.

• 北美自由贸易区为了实现贸易自由化，规定了严格的原产地规则，其汽车原产地规则和服务原产地规则被称为是最完备、最有效率的原产地规则。