# The Online Safety Act 2023 (Category 1, Category 2A and Category 2B Threshold Conditions) Regulations 2025, Regulation 4: Category 2A threshold conditions


The Category 2A threshold conditions are met by a search engine of a regulated search service or a combined service where it—
(a) has an average number of monthly active United Kingdom users that exceeds 7 million, and
(b) is not a search engine which—
(i) only enables a user to search selected websites or databases in relation to a specific topic, theme or genre of search content, and
(ii) is facilitated by means of an arrangement between the provider of a regulated search service or combined service with one or more entities, which relies on an application programming interface or other technical means to present search results to users.

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Source: https://www.legislation.gov.uk/ukdsi/2025/9780348267174/regulation/4 (the official version)
Page: https://openlegislation.uk/draft-online-safety-act-2023-category-1-category-2a-and-category-2b-threshold-conditions-regulations-2025/regulation-4
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.