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Chemical Weapons Convention

Find out the requirements under the Chemical Weapons Convention, including legislation, controlled chemicals, licensing, import and export procedures, declarations, inspections, offences, and compliance obligations for businesses in Singapore.

Last updated 19 February 2026

Chemical Weapons Convention Overview

Learn about the Chemical Weapons Convention and stay updated on obligations, verification requirements, and key compliance deadlines.

Legislation

Learn about the Chemical Weapons (Prohibition) Act and how your business can comply with Singapore's obligations under the Chemical Weapons Convention.

Controlled Chemicals

Learn about controlled chemicals under the Chemical Weapons Convention including the schedules, unscheduled discrete organic chemicals and how to determine if your product requires licensing.

Licensing Requirements

Find out when a Chemical Weapons Convention (CWC) licence is required, how to apply for one, and how to amend an existing licence to ensure regulatory compliance.

Importing of NA (CWC) Controlled Items

Understand the import process for NA(CWC) controlled chemicals, including the necessary CWC licence, import permits, and Schedule 1 notification requirements.

Exporting of NA (CWC) Controlled Items

Learn the requirements for exporting NA(CWC) controlled items, including obtaining the necessary licences, permits, and providing notifications, while adhering to concentration limits, end user certificates, and export restrictions.

Declarations

Find out when CWC licensees must submit declarations for controlled activities involving scheduled chemicals or unscheduled discrete organic chemicals (DOCs), including ADAA, ADPA, ad-hoc declarations and transfer of Schedule 1 Chemicals.

Inspections

Facilities which conduct specific activities involving scheduled chemicals and unscheduled discrete organic chemicals are subject to inspections conducted by the Organisation for the Prohibition of Chemical Weapons. You will learn more on the type of inspections, notification timelines, inspection stages, and what facilities need to do to prepare and remain compliant.

Offences

Learn how companies may face enforcement under the CWPA, Customs Act, RIEA and SGCA for breaching regulatory requirements, and where to find offence and penalty details.

Glossary and Useful Links

Lists and explanations of key terms used in the Chemical Weapons Convention, with references to relevant authorities and organisations.