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Tariffs, trade & compliance
How duties and trade rules change the best sourcing and network choices, and the compliance basics every importer and exporter needs.
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A tariff is a tax on goods crossing a border, and it lands directly in landed cost. If a component costs ₹100 from Country A and ₹110 from Country B, a 15% duty on Country A’s goods flips the answer: ₹115 against ₹110. Tariffs can change quickly with politics, so they’re both a cost and a risk.
Three ideas sit underneath:
- Classification: every product has an HS code, an international numbering system for traded goods, which decides its duty rate. A wrong code means wrong duty, penalties or seized goods.
- Origin: where a product “comes from” for duty purposes, set by rules of origin, decides whether it gets lower duty under a free trade agreement. Assembling in a partner country doesn’t always make it count as originating there.
- Valuation: duty is charged on the customs value, so freight, insurance and some royalties may be included.
Supply chain teams use this in two ways:
- Design: model tariffs in network and sourcing decisions, test scenarios (“what if duty on this category rises 10%?”) and diversify, as many companies have done with a “China plus one” strategy.
- Comply: classify correctly, keep origin documents, check export controls and sanctions lists, and use legitimate schemes such as duty drawback, where duty paid on imported inputs is refunded when the finished goods are exported.
Trade rules are complex and change often, so companies rely on trade compliance specialists and customs brokers, and planners need to know when to involve them.
Words to use
- HS code
- The international product classification that determines duty rates.
- Rules of origin
- Criteria that decide which country a product legally comes from.
- Duty drawback
- A refund of import duty on inputs used in goods that are later exported.
Duty on an import, step by step
Suppose the assessable value (cost, insurance and freight) is ₹1,000, basic customs duty is 10%, and the item attracts 18% integrated GST.
- Basic customs duty (BCD): 10% of ₹1,000 = ₹100.
- Social welfare surcharge: 10% of the BCD = ₹10.
- IGST: 18% of (₹1,000 + ₹100 + ₹10) = ₹199.80.
- Total paid at the border: ₹309.80.
For a GST-registered business using the component in taxable supplies, the ₹199.80 of IGST is usually available as input tax credit, so the real cost of the duty is about ₹110, or 11% of the value. Cash is still tied up until the credit is used.
Rates differ by HS code and change with budgets and notifications, so the exact rates must come from the current tariff.
What free trade agreements change
If the component qualifies as originating in a country with a free trade agreement, BCD may be reduced or zero, saving the ₹110 in the example. To qualify, it must meet that agreement’s rules of origin, often a minimum share of regional value content combined with a change in tariff classification, and the importer must hold a valid certificate of origin and be able to prove it.
Schemes that reduce duty legally
- Duty drawback: refunds duty paid on inputs used in exported goods.
- RoDTEP: remission of embedded duties and taxes on exported products.
- Advance Authorisation: duty-free import of inputs used to make exports.
- Special economic zones and export-oriented units: duty-free operations for export production.
- Customs bonded warehouses: store imported goods and pay duty only when they are cleared for the domestic market.
Planning with duties
Duties belong in every landed-cost comparison and network model. Testing scenarios (“what if BCD on this category rises by 10 points?” or “what if an FTA gives this source zero duty?”) shows which decisions are sensitive to trade policy.
Trade policy is volatile
Tariffs can change within months as governments respond to trade disputes, domestic industry pressure or security concerns. The tariff rounds between the US and China from 2018, and broader US tariff changes since, reshaped sourcing decisions worldwide. Companies respond with scenarios, diversified sources (“China plus one”), contract clauses that share duty changes, and the ability to move production between countries.
Export controls and sanctions
Some goods and technologies need licences to export because they could have military uses (dual-use items). India controls these through its SCOMET list, and other countries have their own regimes. Sanctions prohibit dealings with certain countries, companies or people. Screening customers, suppliers and shipments against denied-party lists is a standard compliance step, and violations carry severe penalties.
Anti-dumping and safeguard duties
When imports are priced unfairly low or surge suddenly and harm domestic industry, governments can impose extra duties after an investigation. In India, the Directorate General of Trade Remedies (DGTR) recommends anti-dumping, countervailing and safeguard measures. These duties can be large and specific to a country or even a producer, so they must be checked in sourcing decisions.
Trusted-trader status
Customs authorities offer faster clearance and fewer inspections to companies with proven compliance and secure supply chains. India’s Authorised Economic Operator (AEO) programme is an example, and mutual recognition agreements extend benefits in partner countries. Gaining it requires strong internal controls, which also reduce compliance risk.
Tariff engineering versus evasion
Designing a product legitimately so it falls under a different classification with lower duty (tariff engineering) is lawful when the product genuinely meets the new classification. Misdeclaring the classification, value or origin of the same product to pay less is evasion, with penalties, seizures and reputational damage. Origin fraud, such as routing goods through a third country with minimal processing, is a particular enforcement focus.
Interview kit
Practise it out loud
Answer each question yourself before opening the model answer.
Tariffs change landed cost and can flip the best sourcing or plant choice, so I’d include them in network and sourcing models and test tariff scenarios. Compliance rests on correct HS classification, proving origin to use trade agreements, correct customs valuation, export control and sanctions checks, and legitimate schemes like duty drawback. Because rules change, diversification and scenario planning reduce exposure.
A new 15% duty applies to a component you import. How would you respond?
Recalculate landed cost by source, check whether alternative suppliers or origins now win, whether a trade agreement or a different classification legitimately applies, and whether duty drawback is available if the product is exported. Model the network impact before switching, since qualification takes time.
Why does country of origin matter if you assemble the product yourself?
Because duty and trade-agreement benefits depend on origin as defined by rules of origin. Simple assembly may not change origin, so the goods might still face the duty of the components’ source country.
Connected stops
Where this idea feeds in, or gets its inputs from.
Sources and further reading
- World Customs Organization. The Harmonized Commodity Description and Coding System (HS).
- Chopra, S. & Meindl, P. Supply Chain Management: Strategy, Planning, and Operation. Pearson. Chapter on designing global supply chain networks.
- Central Board of Indirect Taxes and Customs, Government of India. Customs Manual.