# The Importation of Milk Regulations 1988, Paragraph 3


(1) Specified drinking milk or bulk milk is heat treated by the ultra high temperature method to a temperature of not less than 135°C, by the application of a continuous flow of heat during one unbroken period of not less than 1 second and packaged aseptically in opaque containers.
(2) Cream or milk-based drink is heat treated by the ultra high temperature method by being heated to a temperature of not less than 140°C by the application of a continuous flow of heat during one unbroken period of not less than 2 seconds, or to such other temperature for such other period as has equivalent effect and packaged aseptically in opaque containers.

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Source: https://www.legislation.gov.uk/uksi/1988/1803/schedule/1/paragraph/3 (the official version)
Page: https://openlegislation.uk/importation-of-milk-regulations-1988/schedule-1/paragraph-3
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.