Cross-border Tax Glossary
150 terms covering tax, compliance, trade, and platform topics.
Tax Types
- VAT
Value-Added Tax — a consumption tax charged at each stage of the supply chain.
- GST
Goods and Services Tax — similar to VAT, used in countries like Australia, Singapore, Canada, India.
- JCT
Japanese Consumption Tax — Japan's equivalent of VAT, currently at 10%.
- Sales Tax
A US-only tax collected at the point of sale, varying by state and locality.
- Use Tax
A complement to sales tax, owed by the buyer when sales tax was not collected at purchase.
- Withholding Tax
Tax deducted at source from payments like dividends, royalties, or services.
- OSS
One-Stop Shop — EU system allowing businesses to file VAT in one country for all EU B2C sales.
- IOSS
Import One-Stop Shop — simplifies VAT on goods imported into the EU valued at €150 or less.
- ICMS
Imposto sobre Circulação de Mercadorias — Brazilian state-level tax on goods and services.
- SST
Sales and Services Tax — Malaysia's consumption tax system.
- VAT Rate
The percentage at which VAT is applied, varying by country and product type.
- VAT Threshold
The sales level at which a business must register for VAT, varying by country.
- Input Tax
VAT paid on business purchases, which can be deducted from output tax on sales.
- Output Tax
VAT collected on sales, which must be remitted to the tax authority after deducting input tax.
- Reverse Charge
A mechanism where the buyer, not the seller, accounts for VAT on cross-border B2B transactions.
- Tax Credit
A direct reduction in the tax amount owed, unlike a deduction which reduces taxable income.
- Zero-Rated Supply
Taxable supplies charged at 0% VAT, allowing the seller to reclaim input tax.
- Exempt Supply
Supplies not subject to VAT where the seller cannot reclaim input tax on related costs.
- Small Business Exemption
VAT/GST exemption for businesses below a revenue threshold, varying by jurisdiction.
- VAT Registration
The process of registering with a tax authority to collect and remit VAT in a given jurisdiction.
- VAT Compliance
Meeting all VAT obligations including registration, charging, filing returns and record-keeping.
- Tax Treaty
A bilateral agreement between countries to prevent double taxation on cross-border income.
- Permanent Establishment (PE)
A fixed place of business that triggers corporate tax obligations in a foreign country.
- Corporate Tax
Tax on a company's profits, rates varying by country and affecting cross-border structuring.
- Import VAT
VAT charged on goods at the point of importation, usually reclaimable on the VAT return.
- MST
Multi-State Tax — US sales tax obligations arising when selling across multiple states.
Compliance
- EPR
Extended Producer Responsibility — producers must finance the collection and recycling of their products.
- GPSR
General Product Safety Regulation — EU regulation requiring an EU-based Responsible Person for consumer products.
- CE Marking
A mandatory conformity mark for products sold in the European Economic Area.
- REACH
EU regulation on Registration, Evaluation, Authorization and Restriction of Chemicals.
- WEEE
Waste Electrical and Electronic Equipment — EU directive requiring producers to fund e-waste recycling.
- RoHS
Restriction of Hazardous Substances — EU directive limiting toxic materials in electronics.
- CPSC
Consumer Product Safety Commission — US agency that regulates product safety.
- CPC
Children's Product Certificate — required for products intended for children under 12 in the US.
- FCC
Federal Communications Commission — US agency regulating electronic devices that emit radio frequency.
- FDA
Food and Drug Administration — US agency regulating food, drugs, cosmetics and medical devices.
- UKCA
UK Conformity Assessed — the UK's post-Brexit replacement for CE marking.
- PSE
Product Safety of Electrical Appliance — mandatory mark for electrical products sold in Japan.
- SAA
Standards Association of Australia — certification for electrical products in Australia.
- Product Liability
Legal responsibility of manufacturers and sellers for defective products causing harm.
- Compliance Certificate
A document certifying a product meets specific regulatory requirements for a given market.
Trade & Customs
- HS Code
Harmonized System Code — an international standard for classifying traded goods.
- HTS
Harmonized Tariff Schedule — the US system for classifying imports and determining duty rates.
- De Minimis
The value threshold below which imports enter duty-free (e.g. $800 in the US).
- CIF
Cost, Insurance and Freight — seller pays transport and insurance to destination port.
- FOB
Free On Board — seller's responsibility ends when goods are loaded onto the vessel.
- DDP
Delivered Duty Paid — seller bears all costs including duties and taxes to deliver to buyer.
- DDU
Delivered Duty Unpaid — seller delivers goods but buyer pays import duties and taxes.
- FTA
Free Trade Agreement — bilateral or multilateral agreement reducing tariffs between countries.
- MFN
Most Favoured Nation — WTO principle requiring equal tariff treatment for all member countries.
- Section 301
US tariffs of 7.5-25% on Chinese goods under the Trade Act of 1974.
- Anti-Dumping Duty
Additional duty imposed when goods are sold below normal value in the importing country.
- Tariff
A tax imposed on imported goods, usually based on the product's value or classification.
- Customs Broker
A licensed professional who handles customs clearance for importers.
- Bonded Warehouse
A secured warehouse where imported goods are stored without paying duties until released.
- Country of Origin
The country where a product was manufactured or produced, affecting tariffs and labeling.
Platform Terms
- Marketplace Facilitator
A platform (e.g. Amazon) required to collect and remit sales tax on behalf of third-party sellers.
- Deemed Supplier
Under EU VAT rules, a marketplace that is treated as the supplier for VAT purposes.
- Brand Registry
Amazon's program to protect brand owners' intellectual property on the platform.
- FBA
Fulfillment by Amazon — Amazon stores, picks, packs and ships products for sellers.
- FBM
Fulfilled by Merchant — seller handles storage and shipping themselves.
- Pan-EU FBA
Amazon's program that distributes inventory across EU countries for faster delivery.
- B2B
Business-to-Business — transactions between companies rather than to consumers.
- B2C
Business-to-Consumer — transactions directly to end consumers.
- ASIN
Amazon Standard Identification Number — a unique 10-character code for each product on Amazon.
- GTIN
Global Trade Item Number — an international product identifier (UPC, EAN, ISBN).
- TikTok Shop
TikTok's integrated e-commerce feature allowing in-app product discovery and purchase.
- TikTok Shop Live
Live-stream selling on TikTok Shop where sellers demonstrate products in real time.
- Shopify
A hosted e-commerce platform enabling merchants to build their own online store.
- Shopify Dropshipping
Running a Shopify store where orders are fulfilled directly by third-party suppliers.
- Multi-Channel Selling
Selling products across multiple platforms (Amazon, Shopify, TikTok, etc.) simultaneously.
- Listing Optimization
Improving product titles, descriptions, images and keywords to increase search visibility and conversion.
- Buy Box
Amazon's featured offer on a product page — winning it is critical for sales volume.
- A+ Content
Amazon's enhanced brand content with rich media on product detail pages.
- PPC Advertising
Pay-Per-Click advertising on platforms like Amazon or Google to drive product visibility.
- FNSKU
Fulfillment Network Stock Keeping Unit — Amazon's unique product identifier for FBA inventory.
- Seller Central
Amazon's web interface for third-party sellers to manage listings, orders and performance.
Registration & Filing
- VAT Number
A unique identifier issued by a tax authority for VAT-registered businesses.
- EORI
Economic Operators Registration and Identification — required for importing into the EU.
- Tax ID
A general term for government-issued identification numbers used for tax purposes.
- FEIN
Federal Employer Identification Number — US tax ID for businesses.
- ABN
Australian Business Number — an 11-digit identifier for businesses in Australia.
- GSTIN
GST Identification Number — India's 15-digit tax registration number.
- UTR
Unique Taxpayer Reference — UK HMRC's identifier for tax-registered entities.
- VAT Return
A periodic report filed with the tax authority showing VAT collected and paid.
- Tax Registration
The process of registering with a tax authority to collect and remit taxes.
- Fiscal Representative
A local agent jointly liable for VAT obligations of a non-resident business.
- EIN
Employer Identification Number — a US federal tax ID for businesses, issued by the IRS.
- IOR (Importer of Record)
The entity legally responsible for ensuring imported goods comply with local laws and paying duties.
- OSS Registration
Registering for the EU One-Stop Shop to file VAT for cross-border B2C sales in one country.
- IOSS Registration
Registering for the Import One-Stop Shop to simplify VAT on EU imports ≤ €150.
Other
- CBAM
Carbon Border Adjustment Mechanism — EU's carbon tariff on imports of carbon-intensive goods.
- Carbon Border Tax
A tax on imports based on their carbon footprint, designed to prevent carbon leakage.
- Countervailing Duty
A tariff imposed to counteract subsidies provided by a foreign government to its exporters.
- Economic Nexus
A tax obligation triggered by exceeding sales thresholds in a jurisdiction, without physical presence.
- Physical Nexus
A tax obligation triggered by having physical presence (inventory, employees, offices) in a jurisdiction.
- Drop Shipping
A retail fulfillment method where the seller doesn't hold inventory but ships directly from supplier.
- Tariff Classification
The process of assigning a product to the correct HS code to determine duty rates.
- Trade Barrier
Government-imposed restrictions on international trade, including tariffs, quotas and regulations.
- Free Trade Zone
A designated area where goods can be imported, stored and processed without customs duties.
- Incoterms
International commercial terms defining responsibilities between buyers and sellers in trade.