# The Pressure Systems Safety Regulations 2000, Regulation 15: Precautions to prevent pressurisation of certain vessels

Extent: E+W+S

(1) Paragraph (2) shall apply to a vessel–
(a) which is constructed with a permanent outlet to the atmosphere or to a space where the pressure does not exceed atmospheric pressure; and
(b) which could become a pressure vessel if that outlet were obstructed.
(2) The user of a vessel to which this paragraph applies shall ensure that the outlet referred to in sub-paragraph (a) of paragraph (1) is at all times kept open and free from obstruction when the vessel is in use.

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Source: https://www.legislation.gov.uk/uksi/2000/128/regulation/15 (the official version)
Page: https://openlegislation.uk/pressure-systems-safety-regulations-2000/regulation-15
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.