Section 124 in The Tamil Nadu Building and other Construction Workers (Regulation of Employment and Conditions of Service) Rules, 2006
124. Illumination.
(1)The employer shall ensure at a construction site of a building or other construction work that all work places where excavation or tunneling work are carried out shall be adequately illuminated in accordance with the relevant national standards.(2)Every employer carrying out excavation or tunneling works at a construction site of a building or other construction work shall provide for emergency generators on such construction site to ensure adequate illumination at all work places where such excavation or tunneling work is being carried out, in case of power failure.
