Section 8(2) in The Railway Servants (Hours Of Work And Period Of Rest) Rules, 2005
(2)The rostered hours of work of railway servants shall consist of-(i)standard hours of duty;(ii)additional hours as may be prescribed in the case of certain categories classified as essentially intermittent; and(iii)time required to do preparatory or complementary work or both for those who are required to do such work.
