Skip to main content
A Singapore Government Agency Website How to identify
Official website links end with .gov.sg
Government agencies communicate via .gov.sg websites (e.g. go.gov.sg/open). Trusted websites
Secure websites use HTTPS
Look for a lock () or https:// as an added precaution. Share sensitive information only on official, secure websites.

Government officials will never ask for money or bank details via phone call, text message or email.

Singapore Customs

Central Narcotics Bureau (CNB)

Requirements for importing, exporting, or transhipping controlled substances regulated by CNB.

Last updated 7 January 2026

Import, Export or Transhipment of Controlled Substances

Applying via PATROL

Information required to complete the permit application on TradeNet

Importation of Food Products Containing Poppy Seeds