Duty Allowance Calculator

Calculate if your travel purchases exceed your duty-free allowance. Estimate customs duties owed when returning home from international trips.

$
Tax in destination country
%
1 if same currency
Duty Status
⚠ Over Allowance
$400.00 over limit
Duty Owed
$16.00
4% on $400.00 excess
Local Tax
$0.00
0% sales/VAT tax
Total Cost
$1,216.00
Purchases + duty + tax
Avg Cost per Item
$304.00
4 items total
Effective Tax Rate
0.01%
All taxes & duties combined
Allowance Used
100%
$1,200.00 of $800.00
Remaining Allowance
$0.00
Fully used

Allowance Usage

100%
Cost Breakdown
ComponentAmount% of Total
Purchase price$1,200.000.99%
Import duty$16.000.01%
Local sales tax$0.000.00%
Total$1,216.00100%
Duty-Free Allowance by Country
CountryAllowanceNotes
United States$800Per person; $200 if absent <48 hrs
EU (Air/Sea)€430Arriving by air or sea
EU (Land)€300Arriving by road or rail
United Kingdom£390Per person returning from outside UK
Canada (7+ days)CAD $800After 7+ days abroad
Canada (24–48 hrs)CAD $200Short trips
AustraliaAUD $900Per adult; AUD $450 under 18
Japan¥200,000~$1,500 USD equivalent
Planning notes, formulas, and examples

About the Duty Allowance Calculator

When returning from international travel, you may be allowed to bring back a certain value of goods duty-free before personal-import duty applies. The duty-free allowance depends on the country you are returning to, trip length, and in some cases the location you visited. For example, U.S. travelers commonly use the $800 accompanied-baggage exemption, while other jurisdictions use different thresholds.

This calculator helps you total your purchases and compare them against a duty-free allowance. If you exceed the threshold, it estimates the customs duty owed using a simplified personal-import rate.

Understanding your allowance helps prevent surprises at customs. Declaring accurately is always the safer approach, because undeclared goods can be seized and penalties can exceed the duty itself.

When This Page Helps

Exceeding your duty-free allowance can trigger duties, taxes, and inspection questions. This worksheet shows where you stand before you reach the customs desk and helps you decide whether a purchase still makes sense after import costs.

How to Use the Inputs

  1. Select your home country for the applicable duty-free limit.
  2. Enter the total value of goods purchased abroad.
  3. Enter the duty rate (or use the typical flat rate).
  4. Review whether you're within the duty-free allowance.
  5. See the estimated duty owed on any excess.
Formula used
Excess = Total Purchases − Duty-Free Allowance Duty Owed = Excess × Duty Rate If Total ≤ Allowance, Duty = $0

Example Calculation

Result: Over allowance by $400. Estimated duty: $12

With $1,200 in purchases and an $800 US allowance, the excess is $400. At a 3% flat duty rate for personal imports, you'd owe approximately $12 in customs duty.

Tips & Best Practices

  • US duty-free allowance is $800 per person (including gifts and personal purchases).
  • Family members can pool their allowances — a family of 4 gets $3,200 in the US.
  • Alcohol and tobacco have separate, stricter limits regardless of value.
  • Keep all receipts — customs may ask for proof of value.
  • Items shipped home separately count toward your total, not as separate allowances.
  • Declaring everything honestly is always the safest approach — penalties for undeclaring are severe.

Duty-Free Allowances by Country

US: $800 (per person). EU: €430 (air/sea) / €300 (land). UK: £390. Canada: CAD $200 (24–48 hrs), $800 (7+ days). Australia: AUD $900. Japan: ¥200,000. These allowances cover the total value of all goods purchased abroad for personal use.

How Customs Duty Rates Work

Most countries charge a flat rate on personal import overages. US: about 3% on the first $1,000 over the allowance, then product-specific rates. EU: standard duty rates vary by product category. Some goods (electronics, clothing) have different rates than luxury items.

Strategic Shopping Tips

If you're close to the allowance limit, prioritize purchasing items with lower duty rates. Family pooling of allowances is very effective for families. Ship items as gifts when possible to take advantage of separate gift exclusions.

Sources & Methodology

Last updated:

Frequently Asked Questions

  • U.S. travelers commonly use an $800 accompanied-baggage exemption when returning from most destinations, but CBP also administers $200 and $1,600 exemptions in other scenarios depending on where you traveled and how the goods are being returned. This page uses the selected allowance as a planning assumption, not as a substitute for CBP guidance.