GlossaryEN1 min readUpdated: Jun 26, 2026
Tax Duty Optimization
Customs duty optimization is the legal reduction of import duties and charges through deliberate planning of supply chain structure, tariff classification, and customs procedures.
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Source: https://www2.deloitte.com/global/en/pages/tax/solutions/customs-and-trade-advisory.html
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Customs duty optimization is the legal reduction of import duties and charges through deliberate planning of supply chain structure, tariff classification, and customs procedures. Correct classification of goods under the Harmonized System (HS code) forms the foundation: misclassification creates both excess costs and compliance exposure with customs authorities. The discipline also covers the use of preferential trade agreements and special customs procedures such as inward processing relief or bonded warehousing, each of which defers or eliminates duty where permitted by law. Importers can achieve significant savings by sourcing from countries that hold preferential access to their target market. Unlike duty evasion, every measure is fully documented and transparent—and intended to withstand customs scrutiny.
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