What is involved in selling into another country?
Considerably more than shipping further — you acquire tax, regulatory, contractual and logistical obligations in the destination, and the ones that catch businesses out are almost always tax and product compliance rather than transport.
The tax position, which is the most common surprise:
VAT or sales tax may be due in the destination, and thresholds for registration vary. Selling to consumers abroad frequently creates an obligation to register and account for local tax, sometimes from the first sale.
Customs duty depends on the commodity code of the goods and their origin — not where you shipped from, but where they were substantially produced, which is a technical determination with real financial consequences.
Incoterms decide who pays duty and tax, who bears risk in transit, and who handles clearance. Choosing the wrong one is the single most common cause of an angry customer, since a term that leaves the buyer paying unexpected charges on delivery destroys the transaction.
Permanent establishment risk, where activity in a country creates a taxable presence — which can be triggered by having staff or an agent there.
Product compliance:
Standards and marking differ by market, and a product legal at home may not be placeable elsewhere without testing and documentation.
Labelling and language requirements, including ingredients, safety warnings and units.
Restricted goods, licensing, and export controls for anything dual-use.
The commercial and legal layer:
Governing law and jurisdiction in your terms, and whether a judgment would actually be enforceable there.
Consumer protection law of the destination, which frequently applies regardless of your terms when selling to consumers.
Data protection, where transfers need a lawful basis.
Payment, including local methods, currency risk and chargeback exposure.
Returns, which are expensive internationally and are where margin disappears.
What actually reduces risk: start with one market rather than several; use a customs agent; get the commodity code confirmed; price with duty and local tax visible at checkout; and talk to the destination's trade body or your own export support service, which is free and materially better than guessing.
General information, not legal or tax advice.