# Animals (Scientific Procedures) Act 1986, Paragraph 23


Irradiation or chemotherapy with—
(a) a sublethal dose, or
(b) an otherwise lethal dose with reconstitution of the immune system,
where any adverse effects are expected to be mild or moderate and to last for less than five days.

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Source: https://www.legislation.gov.uk/ukpga/1986/14/schedule/2AA/paragraph/23 (the official version)
Page: https://openlegislation.uk/animals-scientific-procedures-act-1986/schedule-2AA/paragraph-23
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.