# The Pressure Systems and Transportable Gas Containers Regulations 1989, Paragraph 8


A working chamber, tunnel, manlock or an airlock within which persons work in compressed air, being work to which the Work in Compressed Air (Special) Regulations 1958 apply.

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Source: https://www.legislation.gov.uk/uksi/1989/2169/schedule/2/paragraph/8 (the official version)
Page: https://openlegislation.uk/pressure-systems-and-transportable-gas-containers-regulations-1989/schedule-2/paragraph-8
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.