The UK CWC National Authority, part of the Department for Business, Energy and Industrial Strategy (BEIS), is responsible for implementing the Chemical Weapons Convention (CWC) in the UK. It collects information required under the CWC for onward transmission to the Organisation for the Prohibition of Chemical Weapons (OPCW).
If you have not yet registered, please click here:
Help and GuidanceFor general information and guidance on completing your declaration see below.
For enquiries about the content of your declaration, contact (tel. 0300 068 5941) or (tel. 0300 068 5925).
For technical support and enquiries about using CWC Declarations Database, contact the Support Line via or call 0300 068 5941.
We've put together a series of pdf documents to guide you through the declaration process. You'll also find help and guidance throughout the declaration form.
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