# The Online Safety Act 2023 (Category 1, Category 2A and Category 2B Threshold Conditions) Regulations 2025, Regulation 6: Determining the number of active United Kingdom users


(1) A service’s average number of monthly active United Kingdom users for the purposes of regulations 3 to 5 is the mean number of active United Kingdom users per month for the relevant period.
(2) The “relevant period” in relation to an assessment under section 95, 96 or 97 of the Online Safety Act 2023 is the six-month period ending with the month preceding the month in which that assessment begins.
(3) Where the service has been in operation for less than six months, reference to “the six-month period” in paragraph (2) is to be read as “the period for which the service has been in operation”.

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Source: https://www.legislation.gov.uk/ukdsi/2025/9780348267174/regulation/6 (the official version)
Page: https://openlegislation.uk/draft-online-safety-act-2023-category-1-category-2a-and-category-2b-threshold-conditions-regulations-2025/regulation-6
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.