In order to help you towards compliance, please complete the self-assessment form below. Once you have submitted the self-assessment form, we will confirm your level of risk by email.



Please enter your BOC account number here. If you are not a BOC account holder, please input your postcode.




Please note: You should complete an individual assessment for each cellar/confined space that is used to store or connect dispense gases.

Cellar/confined space volume (cubic metres):


Using a suitable table tape measure, measure and record in meters the length, width and height of the area being assessed as accurately as possible, for example Length = 2.5, Width = 3.0, Height = 2.2


Value must be greater than 0

Value must be greater than 0

Value must be greater than 0

Your Gases


Please select which gases you have. Tick the box alongside each gas and size you hold.


You can identify your gas and cylinder size on the cylinder label:

Your cylinder label will show the name of the gas, and the cylinder size

* Please note you must select either ‘Yes’ or 'No' to each cylinder size, and 'Yes' to a minimum of 1 individual cylinder type below to complete your risk assessment successfully.









Please note: You should complete an individual assessment for each cellar/confined space that is used to store or connect dispense gases.

Cellar/confined space volume (cubic metres):


Using a suitable table tape measure, measure and record in meters the length, width and height of the area being assessed as accurately as possible, for example Length = 2.5, Width = 3.0, Height = 2.2


Value must be greater than 0

Value must be greater than 0

Value must be greater than 0

Your Gases


Please select which gases you have. Tick the box alongside each gas and size you hold.


You can identify your gas and cylinder size on the cylinder label:

Your cylinder label will show the name of the gas, and the cylinder size






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