Safety, Health and Welfare at Work (General Application) Regulations 2007
Outdoor places of work, special provisions.
23. An employer shall ensure that when employees are employed at outdoor workstations, the workstations are, as far as possible, arranged so that employees—
(a) are protected against inclement weather conditions,
(b) are not exposed to harmful influences such as gases, vapours or dust, in compliance with the relevant statutory provisions, and
(c) cannot slip or fall.