What landed cost means—and why purchase price is misleading
Landed cost is the purchase cost plus the attributable costs of bringing goods to the chosen destination. Define that destination first: port arrival and warehouse receipt have different cost boundaries. Keep the scope consistent when comparing suppliers.
Delivery terms determine which expenses are already included in the supplier price. If freight or insurance is included, do not add it again. A low unit price can become a more expensive purchase once transport, clearance and handling are considered.
Core components of import landed cost
Start with supplier cost after agreed discounts, then identify international freight, cargo insurance, import duties, applicable non-recoverable taxes, port or terminal charges, customs broker fees, handling and inland transport. Include other directly attributable import costs only when your cost policy supports them.
Separate cash paid from product cost. Recoverable import taxes may affect cash flow without becoming permanent inventory cost. Storage, penalties, financing and exceptional delay charges need separate policy review rather than automatic inclusion.
How to calculate landed cost
Landed cost = net supplier cost + freight + insurance + duties + applicable non-recoverable taxes + port/terminal charges + customs/broker charges + handling + other attributable import costs.
Use one reporting currency and one defined cost boundary. For each item: landed cost per unit = (item purchase cost + directly assigned costs + allocated shared costs) ÷ units on the reconciled quantity basis. Track shortages and damage separately; do not silently divide by the original PO quantity when receipt quantities differ.
Worked example: two products in one shipment
Hypothetical example, not customer evidence. All amounts are USD, with no FX conversion. The shipment contains 1,000 units of A costing $10 each and weighing 600 kg, plus 500 units of B costing $20 each and weighing 400 kg.
- Supplier goods
- $20,000
- Freight
- $2,000
- Insurance
- $200
- Assessed import duties
- $1,000
- Port / terminal
- $300
- Customs broker
- $200
- Handling / inland transport
- $300
- Total landed cost
- $24,000
The $1,000 duty is an assumed assessment, not a tariff recommendation. No non-recoverable tax is assumed; any recoverable import tax is tracked separately from this cost total.
Allocate freight by weight: A receives 60% ($1,200), B 40% ($800). For illustration, allocate the remaining $2,000 by equal purchase values: $1,000 each. In practice, assign item-specific duties directly and choose a justified basis for each other charge.
A: ($10,000 + $1,200 + $1,000) ÷ 1,000 = $12.20 per unit. B: ($10,000 + $800 + $1,000) ÷ 500 = $23.60 per unit. The allocated totals reconcile to $24,000.
If A sells at $16 net per unit, purchase-price-only margin appears to be 37.5%. Using the example landed cost, margin is 23.75%: ($16 − $12.20) ÷ $16. This assumes the illustrated cost is the applicable cost of goods sold and all units are received as expected.
Allocate freight from shipment level to item level
Assign a charge directly when it belongs to one item. For shared freight, choose a basis that reflects how the service was priced: weight for weight-driven transport, volume for space-driven transport, or chargeable weight when that is the carrier’s basis. Quantity is useful for comparable units; value can suit value-related insurance. One basis need not fit every charge.
Item share = shared charge × item allocation basis ÷ total eligible allocation basis. Document the basis and source measurements. Reconcile rounded shares back to the original charge, record any rounding adjustment and confirm no item or charge was counted twice.
Duties, taxes, insurance and clearance costs
Use the actual customs assessment and supporting broker documents when available. Duty rates and valuation bases depend on classification, origin, destination and local rules; there is no universal rate or universal purchase-price-only duty formula. Estimates should show their assumptions and remain estimates until reconciled.
Match insurance, terminal, broker and handling invoices to the shipment and service. Distinguish overlapping invoice descriptions, credits and expenses included in another charge. Apply local accounting rules to recoverable taxes.
Keep currencies and exchange-rate dates visible
Record the original amount and currency, the conversion rate, its date and source, and the converted amount. Never add USD freight directly to an EUR supplier invoice. Compare estimates and actuals on an explicit basis so a currency change is distinguishable from an operational cost increase.
The rate used for a planning estimate may differ from the rate required for inventory recognition or payment settlement. Keep settlement FX differences separate for accounting review; do not assume all such differences belong in product cost.
Landed cost versus purchase price: the effect on gross margin
Gross margin percentage = (net sales revenue − cost of goods sold) ÷ net sales revenue × 100. Use matching units and currencies and a consistent accounting cost basis. Markup uses cost as its denominator and is a different measure.
A purchasing margin estimate is provisional until actual charges, quantities and credits have been reconciled. Gross margin also does not represent net profit: selling expenses and other operating costs still matter.
From PO → Shipment → Invoice → actual cost and margin
Treat this as a reconciliation process. Start with the PO price, quantity, currency and delivery terms. Link the shipment and its items to the purchase. Match supplier invoices and logistics invoices to the correct records, then replace estimates with actual evidence rather than adding both.
Maintain a cost register with charge category, shipment and item references, invoice reference, estimated/actual status, currency, allocation method, reviewer and reconciliation date. Compare received quantities with ordered and billed quantities. Retain the calculation version and explanation of differences so another team member can reproduce the result.
Common spreadsheet problems and practical controls
Manual work becomes fragile when formulas vary by file, freight is copied twice, FX dates are missing or late invoices never reach the margin sheet. A total without invoice references is difficult to audit even when its arithmetic is correct.
Use a shared charge register, unique document references and a named reviewer. Lock the agreed formula, reconcile allocated totals and flag missing actual invoices. Keep a dated estimate for buying decisions and a separately reviewed actual calculation. These controls are useful before any software migration.
When an ERP becomes useful—and the current product scope
An ERP becomes useful when multiple people need consistent supplier, order, shipment and cost references across partial deliveries and changing documents. Evaluate it on a representative import: ask the team to explain each charge, its source and which part of the cost remains provisional.
The current ERP has purchase-order-linked import shipments, shipment items, transport legs, milestones, documents and charges. Charge records include currency, exchange-rate and reference fields. Import-shipment cost centers provide accounting context. These records help organize evidence; a recorded charge is not proof of a reconciled final item cost.
Automated end-to-end landed-cost allocation and final landed-cost margin reporting are not complete. Quotation margin comparison uses supplier and customer quotation lines in the same currency; it is not actual shipment margin. Review allocation and reconciliation needs during a demo before relying on final product costs.
Accounting reference
For inventory cost principles, see the IFRS Foundation’s IAS 2 Inventories overview. Apply the accounting framework and tax treatment relevant to your company and jurisdiction.