# The Health and Safety (Fees) Regulations 1989, Paragraph 2: Note:


In the case of a solid substance for which by virtue of an Order in Council made under section 19 of the Petroleum (Consolidation) Act 1928 a licence is required, the fee payable under this Schedule shall be calculated as if one kilogram of the substance were equivalent to one litre.

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Source: https://www.legislation.gov.uk/uksi/1989/462/schedule/9/paragraph/2 (the official version)
Page: https://openlegislation.uk/health-and-safety-fees-regulations-1989/schedule-9/paragraph-2
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.