Skip to main content

Registration for 2025–26 is now open for the period 1 September 2025 to 31 August 2026.

Human health categorisation volume

for an industrial chemical, means the human health categorisation volume for the industrial chemical worked out in accordance with the Guidelines.

More information

You need to know the human health categorisation volume of your introduction to work out its human health exposure band.

Work out your human health exposure band

Was this page helpful?
For broken links or technical issues, please provide as much detail as possible. Do not include your name, email address and other personal or commercially sensitive information.

Keep informed with updates