Safety, Health and Welfare at Work (General Application) Regulations 2007
146. An employer shall—
(a) where a risk assessment reveals a risk to safety or health or to the physical or mental development of a child or young person, make available health surveillance in accordance with section 22 of the Act,
(b) make available to a child or young person a free assessment of his or her health and capabilities before assignment to night work and at regular intervals thereafter, and
(c) inform a child or young person of the result of any health surveillance or health assessment carried out in accordance with paragraphs (a) or (b) and, in the case of a child, inform the parent or guardian of the child of the results of any health surveillance or health assessment.