Section 72(c) in U.P. Building And Other Construction Workers (Regulation Of Employment And Conditions Of Service) Rules, 2009
(c)any tower scaffold which can be moved or castered is :(i)constructed with due regard to the stability and, if necessary, adequately weighted at the base;(ii)used only on plain and even surface; and(iii)has casters provided with positive locking devices to hold such scaffold in position.
