Section 40(2)(i) in The Buildings And Other Construction Workers (Regulation Of Employment And Conditions Of Service) Act, 1996
(i)the safeguarding of machinery including the fencing of every fly- Wheel and every moving part of a prime mover and every part of transmission or other machinery, unless it is in such a position or of such construction as to be safe to every worker working on any of the operations and as if it were securely fenced;