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Use the following information if you have any questions relating to this site.

Technical Assistance

If you require help in preparing your report, plan or permit, or if you have any queries about the EU ETS, please email your specific regulator using one of the email addresses below:

System Support

If you experience a system fault or technical difficulties please contact us:

During UK Office hours on 03708 506506 from inside the UK, or 00441709389201 from outside the UK.

Alternatively you can email us on, quoting ETSWAP Support in your subject line.