# Commission Decision of 14 November 2012 concerning the technical specification for interoperability relating to the ‘operation and traffic management’ subsystem of the rail system in the European Union and amending Decision 2007/756/EC (notified under document C(2012) 8075) (Text with EEA relevance) (2012/757/EU), Division 4.7.1: Introduction

Extent: E+W+S+N.I.

Staff specified in point 4.2.1 as staff performing safety-critical tasks in accordance with point 2.2 must have appropriate fitness to ensure that overall operational and safety standards are met.
Railway undertakings and infrastructure managers must set up and document the process they put in place to meet the medical, psychological and health requirements for their staff within their safety management system.
Medical examinations as specified in point 4.7.2 and any associated decisions on the individual fitness of staff must be conducted by a medical doctor.
Staff must not perform safety-critical tasks whilst vigilance is impaired by substances such as alcohol, drugs or psychotropic medication. Therefore, the railway undertaking and the infrastructure manager must have in place procedures to control the risk that staff attend for work under the influence of such substances, or consume such substances at work.
National rules of the Member State where a train service is operated apply with regard to defined limits of the abovementioned substances.

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Source: https://www.legislation.gov.uk/eudn/2012/757/annex/I/division/4/division/4.7/division/4.7.1 (the official version)
Page: https://openlegislation.uk/eu-decision-2012-757/annex-I/division-4/division-4.7/division-4.7.1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.