# The Dark Smoke (Permitted Periods) Regulations 1958, Regulation 1


These regulations may be cited as the Dark Smoke (Permitted Periods) Regulations, 1958, and shall come into operation on the 1st day of June, 1958.

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Source: https://www.legislation.gov.uk/uksi/1958/498/regulation/1 (the official version)
Page: https://openlegislation.uk/dark-smoke-permitted-periods-regulations-1958/regulation-1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.