- A Quick Guide for Importers – Singapore Government
- Singapore Trade Data
- Quick Guide for Exporters
- Glossary of Terms
- Incoterms – A set of rules which define the responsibility of sellers and buyers for the delivery of goods under sales contracts published by the International Chamber of Commerce (ICC)
- Schedule B and Harmonized System Numbers – The Harmonized System (HS) assigns a 6-digit number to each product that is traded internationally. Each country can assign, on its own, four additional numbers, making the entire number 10 digits.
- Singapore Customs
- Singapore – Commercial Guide from the International Trade Administration