law: Factories Act, 1948 
  64. Power to make exempting rules 
  (1) The State Government may make rules defining the persons who
  
  hold positions of supervision or management or are employed in a confidential
  
  position in a factory 7[or empowering the Chief Inspector to declare
  
  any person, other than a person defined by such rules, as a person holding
  
  position of supervision or management or employed in a confidential position in
  
  a factory if, in the opinion of the Chief Inspector, such person holds such
  
  position or is so employed], and the provisions of this Chapter, other than the
  
  provisions of clause (b) of sub-section (1) of section 66 and of the proviso to
  
  that sub-section, shall not apply to any person so defined 7[or
  
  declared]:
   7  [PROVIDED that any person so defined or declared
  
  shall, where the ordinary rate of wages of such person 18[does not
  
  exceed the wage limits specified in sub-section (6) of section 1 of the Payment
  
  of Wages Act, 1936 (4 of 1936), as amended from time to time], be entitled to
  
  extra wages in respect of overtime work under section 59.].
  (2) The State Government may make rules in respect of adult
  
  workers in factories providing for the exemption, to such extent and subject to
  
  such conditions as may be prescribed- 
  (a) of workers engaged on urgent repairs, from
  
  the provisions of sections 51, 52, 54, 55 and 56;
  (b) of workers engaged in work in the nature of
  
  preparatory or complementary work which must necessarily be carried on outside
  
  the limits laid down for the general working of the factory, from the
  
  provisions of sections 51, 54, 55, and 56;
  (c) of workers engaged in work which is
  
  necessarily so intermittent that the intervals during which they do not work
  
  while on duty ordinarily amount to more than the intervals for rest required by
  
  or under section 55, from the provisions of sections 51, 54, 55 and 56;
  (d) of workers engaged in any work which for technical
  
  reasons must be carried on continuously 79[* * *] from the
  
  provisions of sections 51, 52, 54, 55, and 56;
  (e) of workers engaged in making or supplying
  
  articles of prime necessity which must be made or supplied every day, from the
  
  provisions of 80[section 51 and section 52];
  (f) of workers engaged in a manufacturing
  
  process which cannot be carried on except during fixed seasons, from the
  
  provisions of 5[section 51, section 52 and section 54];
  (g) of workers engaged in a manufacturing
  
  process which cannot be carried on except at times dependent on the irregular
  
  action of natural forces, from the provisions of sections 52 and 55;
  (h) of workers engaged in engine-rooms or
  
  boiler-houses or in attending to power-plant or transmission machinery, from the
  
  provisions of 81[section 51 and section 52];
   3  [( i ) of
  
  workers engaged in the printing of newspapers, who are held up on account of
  
  the breakdown of machinery, from the provisions of sections 51, 54 and 56.
   Explanation : In this clause the
  
  expression "newspapers" has the meaning assigned to it in the Press
  
  and Registration of Books Act, 1867 (25 of 1867);
  (j) of workers engaged in the loading or
  
  unloading of railway wagons, 7[or lorries or trucks], from the
  
  provisions of sections 51, 52, 54, 55 and 56];
   7  [(k) of workers engaged in any work,
  
  which is notified by the State Government in the Official Gazette as a work of
  
  national importance, from the provisions of section 51, section 52, section 54,
  
  section 55 and section 56.]
  (3) Rules made under sub-section (2) providing for any exemption
  
  may also provide for any consequential exemption from the provisions of section
  
  61 which the State Government may deem to be expedient, subject to such
  
  conditions as it may prescribe.
   6  [(4) In making rules under this section, the State
  
  Government shall not exceed, except in respect of exemption under clause (a) of
  
  sub-section (2), the following limits of work inclusive of overtime:
  ( i ) the total number
  
  of hours of work in any day shall not exceed ten;
  (ii) the spread over, inclusive of intervals
  
  for rest, shall not exceed twelve hours in any one day:
  PROVIDED  that the State Government may, in
  
  respect of any or all of the categories of workers referred to in clause (d) of
  
  sub-section (2), make rules prescribing the circumstances in which, and the
  
  conditions subject to which, the restrictions imposed by clause (i ) and clause (ii) shall not apply in order to enable a
  
  shift worker to work the whole or part of a subsequent shift in the absence of
  
  a worker who has failed to report for duty;
   7  [(iii) the total number of hours of
  
  work in a week, including overtime, shall not exceed sixty;]
   82  [(iv)] the total number of hours of
  
  overtime shall not exceed fifty for any one quarter.
   Explanation :  "Quarter" means a period of three
  
  consecutive months beginning on the 1st of January, the 1st of April, the 1st
  
  of July or the 1st of October.](5) Rules made under this section shall remain in force for not
  
  more than 83[five years].
  
  
  
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  :  "Quarter" means a period of three
  
  consecutive months beginning on the 1st of January, the 1st of April, the 1st
  
  of July or the 1st of October.]
  (5) Rules made under this section shall remain in force for not
  
  more than 83[five years].