{"standard":"EN 50104","listings":[{"edition":"EN 50104:2010","list":"uk-atex","list_name":"UK ATEX (designated)","jurisdiction":"UK","title":"Electrical apparatus for the detection and measurement of oxygen - Performance requirements and test methods","annex":"S.I. 2016/1107 - Equipment explosive atmospheres","pc_start":"01.01.2021","restriction":"","withdrawal":"02.02.2025","source":"https://www.gov.uk/government/publications/designated-standards-atex"},{"edition":"EN 50104:2019","list":"uk-atex","list_name":"UK ATEX (designated)","jurisdiction":"UK","title":"Electrical equipment for the detection and measurement of oxygen - Performance requirements and test methodsEN 50104:2019/A1:2023","annex":"S.I. 2016/1107 - Equipment explosive atmospheres","pc_start":"26.10.2023","restriction":"","withdrawal":"","source":"https://www.gov.uk/government/publications/designated-standards-atex"}],"events":[{"date":"2025-02-02","type":"removed","ref":"EN 50104:2010","leg_slug":"atex","leg_name":"ATEX Directive"}],"generated":"2026-08-16 23:54 UTC"}