# Railways and Transport Safety Act 2003, Section 81: Prescribed limit

Extent: E+W+S+N.I.

(1) The prescribed limit of alcohol for the purposes of this Part is—
(a) in the case of breath, 25 microgrammes of alcohol in 100 millilitres,
(b) in the case of blood, 50 milligrammes of alcohol in 100 millilitres, and
(c) in the case of urine, 67 milligrammes of alcohol in 100 millilitres.
(2) The Secretary of State may make regulations amending subsection (1).

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Source: https://www.legislation.gov.uk/ukpga/2003/20/section/81 (the official version)
Page: https://openlegislation.uk/railways-and-transport-safety-act-2003/section-81
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.