Global Customs Guide: Duties, Declarations & Import Charges [SAMOS e-commerce LTD](/)Open main menu Search Services Pricing Resources Blog [ Login ](https://connect.samos-e.com/login) ![](https://samos-e.com/storage/330/conversions/customs-Main-Graphic-5-main.jpg) Global Customs Guide: Duties, Declarations & Import Charges for UK E-commerce ================================================================================= Expanding internationally from the UK? Learn how customs declarations, import duties, and charges impact your packages, and why a one-size-fits all approach doesn’t work. ![Picture of Simon Perkins](https://samos-e.com/storage/129/conversions/TBA41DHHU-UB8G6TW2C-a6e01c7f48ad-512-main.jpg) Simon Perkins Commercial Director at SAMOS - [Customs Isn’t One Size Fits All: Why Borders Break Scaling Plans](#content-customs-isnt-one-size-fits-all-why-borders-break-scaling-plans) - [What Does Customs Mean for UK Businesses?](#content-what-does-customs-mean-for-uk-businesses) - [There’s No Universal Rulebook — Every Market Behaves Differently.](#content-theres-no-universal-rulebook--every-market-behaves-differently) - [Customs Declarations: Why Accuracy Matters](#content-customs-declarations-why-accuracy-matters) - [Why Packages Get Stuck in Customs](#content-why-packages-get-stuck-in-customs) - [DDP vs DAP: Who Pays Customs Charges?](#content-ddp-vs-dap-who-pays-customs-charges) - [How to Avoid Customs Issues When Shipping Internationally](#content-how-to-avoid-customs-issues-when-shipping-internationally) - [Frequently Asked Questions About Global Customs (FAQs)](#content-frequently-asked-questions-about-global-customs-faqs) 30th April 2026 Updated 10 hours ago Share this article - [Share on Facebook]() - [Share on WhatsApp]() - [Share on LinkedIn]() - Copy Link ### [\#](#content-customs-isnt-one-size-fits-all-why-borders-break-scaling-plans "Permalink")Customs Isn’t One Size Fits All: Why Borders Break Scaling Plans You’re a UK brand scaling fast. Demand is growing across international markets — from the EU and US to the rest of the world. Exporting goods, parcels, and packages globally feels like the natural next step. You’ve done the groundwork. Market research? Tick. Product-market fit? Tick. Logistics partner? Tick. Then you hit an unexpected barrier: customs. Because when it comes to international shipping, customs isn’t simple, and it definitely isn’t one-size-fits-all. In fact, often when issues occur, they are not operational – they are regulatory. [\#](#content-what-does-customs-mean-for-uk-businesses "Permalink")What Does Customs Mean for UK Businesses? ------------------------------------------------------------------------------------------------------------ Customs refers to the process where goods, packages and parcels are declared, checked, and cleared when they cross international borders. For UK exporters, this means every shipment may require: - A customs declaration - [**Duties and tax**](https://samos-e.com/resources/duties-and-taxes) calculations - Clearance approval before delivery If you don’t declare items correctly, your package can be delayed, charged extra or even rejected. [\#](#content-theres-no-universal-rulebook--every-market-behaves-differently "Permalink")There’s No Universal Rulebook — Every Market Behaves Differently. ---------------------------------------------------------------------------------------------------------------------------------------------------------- One of the biggest mistakes UK brands make is assuming customs processes are consistent across markets. They’re not. **EU (Post-Brexit Customs Changes)** Shipping from the UK into the EU now involves a much stricter process than many businesses expect. Import VAT must be handled correctly, customs declarations must be accurate, and there is a lot of confusion over whether IOSS registration is required. Even small inconsistencies can result in delays or additional charges for your customer. **US (High Threshold, Strict Compliance)** In the past, the US was seen as an “easy” market due to its high de minimis threshold, which allowed many low-value shipments to enter duty-free. However, that all changed last year. Nowadays, customs scrutiny is tighter, thresholds have evolved, and certain product categories are tightly regulated. **Rest of World (ROW)** Outside the EU and US, customs becomes far less predictable. Many countries have lower duty thresholds, require more documentation, and rely on slower, sometimes manual clearance processes. There’s no universal rulebook — each market behaves differently, and your approach needs to reflect that. [\#](#content-customs-declarations-why-accuracy-matters "Permalink")Customs Declarations: Why Accuracy Matters -------------------------------------------------------------------------------------------------------------- A [**customs declaration**](https://samos-e.com/resources/how-to-customs-declare-a-parcel) is one of the most critical parts of international shipping. It tells authorities exactly what you’re sending, where it’s from, and how it should be treated. This includes details such as the contents of the package, the value of the goods, the [**country of origin**](https://samos-e.com/resources/what-is-meant-by-country-of-origin), and the correct classification ([**HS Code**](https://samos-e.com/resources/what-is-an-hs-code)). Even small errors can create major issues. Delays in clearance, unexpected charges, or even seized goods are all common outcomes of inaccurate declarations. Instead of listing mistakes, it’s more useful to think in terms of clarity: vague descriptions, incorrect values, missing tax details, or wrong [**HS Codes**](https://samos-e.com/resources/what-is-an-hs-code) all increase your risk. **Our Tip:** Precision is what keeps your shipments moving. [\#](#content-why-packages-get-stuck-in-customs "Permalink")Why Packages Get Stuck in Customs --------------------------------------------------------------------------------------------- When packages get stuck in customs, it’s rarely random. In most cases, delays come down to avoidable errors in the shipping process. Issues like incomplete declarations, mismatched product descriptions, incorrect valuation, or missing consignee details can all trigger delays. Shipments may also be flagged for additional checks if they fall into restricted or regulated categories. The key takeaway is simple: most customs delays are preventable with the right level of accuracy and preparation. [\#](#content-ddp-vs-dap-who-pays-customs-charges "Permalink")DDP vs DAP: Who Pays Customs Charges? --------------------------------------------------------------------------------------------------- When shipping internationally, you need to decide who is responsible for paying duties and taxes, and that decision has a direct impact on customer experience. With [**Delivered Duty Paid (DDP)**](https://samos-e.com/resources/what-is-delivery-duty-paid), the business covers all customs charges upfront. This typically results in faster delivery and a smoother experience for the customer, but it also adds operational complexity behind the scenes. With Delivered at Place (DAP), those charges are passed on to the customer upon arrival. While this reduces upfront costs for the business, it introduces friction — customers may face unexpected fees, delays or even refuse delivery altogether. In practice, expectations vary by market. DDP is often preferred in the EU, while DAP can work in the US for lower-value shipments. In other international markets, the right approach depends on your overall pricing and customer experience strategy. [\#](#content-how-to-avoid-customs-issues-when-shipping-internationally "Permalink")How to Avoid Customs Issues When Shipping Internationally --------------------------------------------------------------------------------------------------------------------------------------------- Customs mistakes don’t just affect delivery — they ripple through your entire business. To scale successfully, you need a proactive customs strategy: - Use accurate and detailed product descriptions - Classify goods correctly with [**HS Codes**](https://samos-e.com/resources/what-is-an-hs-code) - Ensure all customs declaration data is complete - Understand duty and tax rules by country - Choose the right [**DDP**](https://samos-e.com/resources/what-is-delivery-duty-paid) or DAP model - Customs should be planned — not treated as an afterthought. [\#](#content-frequently-asked-questions-about-global-customs-faqs "Permalink")Frequently Asked Questions About Global Customs (FAQs) ------------------------------------------------------------------------------------------------------------------------------------- **What is customs?** Customs is the government process of inspecting, declaring, and approving goods entering or leaving a country. It ensures the correct duties, taxes, and regulations are applied to international shipments. **What is import customs clearance?** Import customs clearance is the process where goods are reviewed and approved by customs authorities before entering a country. This includes verifying the customs declaration, calculating charges and ensuring compliance. **How long can packages be in customs?** Packages can stay in customs from a few hours to several days. Delays usually happen due to missing documents, incorrect declarations, or additional inspections. **What do you have to declare at customs?** When shipping internationally, you need to provide a full and accurate picture of what’s inside your package. This includes the type of goods, their value, the country of origin, and the purpose of the shipment (such as sale, gift, or return). Clear, detailed declarations significantly reduce the risk of delays or penalties. **Final Thought** Customs is not just a shipping requirement — it’s a critical part of international growth. UK brands that understand customs, duties, and declarations early scale faster, avoid delays, and create better customer experiences. Because when customs works, everything else moves faster. For friction-free international shipping, customs support, and expert guidance — speak to [**SAMOS**](https://samos-e.com/contact-us) today. ![Picture of Simon Perkins](https://samos-e.com/storage/129/conversions/TBA41DHHU-UB8G6TW2C-a6e01c7f48ad-512-main.jpg) Simon Perkins Commercial Director at SAMOS - [Customs Isn’t One Size Fits All: Why Borders Break Scaling Plans](#content-customs-isnt-one-size-fits-all-why-borders-break-scaling-plans) - [What Does Customs Mean for UK Businesses?](#content-what-does-customs-mean-for-uk-businesses) - [There’s No Universal Rulebook — Every Market Behaves Differently.](#content-theres-no-universal-rulebook--every-market-behaves-differently) - [Customs Declarations: Why Accuracy Matters](#content-customs-declarations-why-accuracy-matters) - [Why Packages Get Stuck in Customs](#content-why-packages-get-stuck-in-customs) - [DDP vs DAP: Who Pays Customs Charges?](#content-ddp-vs-dap-who-pays-customs-charges) - [How to Avoid Customs Issues When Shipping Internationally](#content-how-to-avoid-customs-issues-when-shipping-internationally) - [Frequently Asked Questions About Global Customs (FAQs)](#content-frequently-asked-questions-about-global-customs-faqs) 30th April 2026 Updated 10 hours ago Share this article - [Share on Facebook]() - [Share on WhatsApp]() - [Share on LinkedIn]() - Copy Link Who is SAMOS? ------------- SAMOS is parcel logistics company based in London, specialising in creating and engineering customer-focussed e-commerce parcel delivery and returns solutions. [Find out more about SAMOS ](/about-samos) What our customers are saying ------------------------------ SAMOS customers had difficulties shipping into the EU and beyond - until they found SAMOS. [Read more about our customers ](/customer-stories) How to contact SAMOS -------------------- Need more help or do you have any questions for us? Talk to us Why not try shipping with SAMOS? -------------------------------- Request a demo to learn more about how SAMOS can help you ship directly to your customers. [Request a demo ](/request-a-demo) ### Related Articles [![How to Prevent Delivery Fraud in E-commerce](https://samos-e.com/storage/327/conversions/Thumbnail--Graphic-3-main.jpg)](/blog/e-commerce/how-to-prevent-delivery-fraud-in-e-commerce)23rd April 2026[E-commerce](/blog/e-commerce) ### [ How to Prevent Delivery Fraud in E-commerce](/blog/e-commerce/how-to-prevent-delivery-fraud-in-e-commerce) Item not received (INR) claims are a growing challenge for e-commerce businesses. In this guide, SAMOS shares practical tips to prevent delivery fraud, identify friendly fraud, and handle package delivery fraud with confidence, so you can protect your business without losing customer trust ![Picture of Simon Perkins](https://samos-e.com/storage/129/conversions/TBA41DHHU-UB8G6TW2C-a6e01c7f48ad-512-main.jpg) Simon Perkins Commercial Director at SAMOS [![Global Peak Trading & Ecommerce Delivery Times Explained](https://samos-e.com/storage/306/conversions/Thumbnail--Graphic-2-main.jpg)](/blog/e-commerce/global-peak-trading-ecommerce-delivery-times-explained)17th April 2026[E-commerce](/blog/e-commerce) ### [ Global Peak Trading & Ecommerce Delivery Times Explained](/blog/e-commerce/global-peak-trading-ecommerce-delivery-times-explained) From Ramadan and Easter to the Christmas sprint, peak trading periods should bring opportunity not operational strain. In this guide, we help you rethink peak delivery times, so you can approach global markets with confidence. ![Picture of Simon Perkins](https://samos-e.com/storage/129/conversions/TBA41DHHU-UB8G6TW2C-a6e01c7f48ad-512-main.jpg) Simon Perkins Commercial Director at SAMOS [![International Shipping & Ecommerce Conversion: A Practical Guide](https://samos-e.com/storage/304/conversions/shippng-decisions-Thumbnail-Graphic-2-main.jpg)](/blog/e-commerce/international-shipping-ecommerce-conversion-a-practical-guide)10th April 2026[E-commerce](/blog/e-commerce) ### [ International Shipping & Ecommerce Conversion: A Practical Guide](/blog/e-commerce/international-shipping-ecommerce-conversion-a-practical-guide) From duties to delivery plans, we talk you through some of the most important international shipping decisions. We also explain why getting it right impacts conversion, customer experience, and overall shipping costs for your business. ![Picture of Simon Perkins](https://samos-e.com/storage/129/conversions/TBA41DHHU-UB8G6TW2C-a6e01c7f48ad-512-main.jpg) Simon Perkins Commercial Director at SAMOS Footer ------ ### Services - [Parcel Delivery ](/services/parcel-delivery) - [Parcel Returns ](/services/parcel-returns) - [All Integrations ](/services/integrations) - [Parcel Tracking ](/services/parcel-tracking) - [Shipping to the EU](/services/parcel-delivery/europe) - [Shipping fragrances & cosmetics to the EU](/blog/eu-shipping/problems-shipping-cosmetics-and-fragrances-across-the-eu-your-solution) - [Learn about IOSS for EU Shipping ](/blog/ioss) ### Integrations - [Shopify](/services/integrations/shopify) - [Shipstation](/services/integrations/shipstation) - [Linnworks](/services/integrations/linnworks) - [Mintsoft](/services/integrations/mintsoft) - [WooCommerce](/services/integrations/woocommerce) - [Shiptheory](/services/integrations/shiptheory) - [Despatch Cloud](/services/integrations/despatch-cloud) - [Magento](/services/integrations/magento) - [Pimento](/services/integrations/pimento) ### Company - [About SAMOS ](/about-samos) - [Customer Stories ](/customer-stories) - [Shipping Rates ](/pricing/samos-shipping-rates) - [Return Rates ](/pricing/samos-return-rates) - [Request a Demo ](/request-a-demo) - [Sustainability ](/resources/sustainability) - [Resources ](/resources) - [Contact Us ](/contact-us) ### Terms & Conditions - [Website T&Cs ](/website-terms-and-conditions) - [Privacy & Cookies ](/privacy-and-cookie-policy) - [Shipping T&Cs ](/shipping-terms-and-conditions) [Facebook](https://www.facebook.com/samos.ecom/)[LinkedIn](https://www.linkedin.com/company/samos-e-commerce/)[Instagram](https://www.instagram.com/samosecommerce/?hl=en)[YouTube](https://youtube.com/@samose-commerce4997?si=rqZ4UmQ6V1we6Kuk) © 2026 SAMOS e-commerce LTD