# Council Directive 92/57/EEC of 24 June 1992 on the implementation of minimum safety and health requirements at temporary or mobile constructions sites (eighth individual Directive within the meaning of Article 16 (1) of Directive 89/391/EEC), Division 8.1

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

Workstations, rooms and traffic routes must as far as possible have sufficient natural lighting and be provided with appropriate and sufficient artificial lighting at night and when natural daylight is inadequate; where necessary, portable light sources that are protected against impact must be used.
The colour of artificial light used must not alter or affect the perception of signals or signposts.

---
Source: https://www.legislation.gov.uk/eudr/1992/57/annex/IV/part/A/division/8/division/8.1 (the official version)
Page: https://openlegislation.uk/eu-directive-1992-57/annex-IV/part-A/division-8/division-8.1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.