Section 51. (1) In respect of any area in which the hours of the day are not ordinarily reckoned according to lo

51. (1) In respect of any area in which the hours of the day are not ordinarily reckoned according to local mean time, the times and hours referred to in section 2, sub-section (8), section 26 and section 36 shall be reckoned according to the standard of time ordinarily observed in such area. (2) The Local Government may, by notification in the local official Gazette, direct that, for any specified area and during any specified months, for the morning and evening hours mentioned in section 23, clause (b), section 24, clause (a), and section 29, such one of the following sets of morning and evening hours 160 Factories. [ACT XII (Chapter IX.—Supplemental Provisions.) hours, as it deems suitable, reckoned according to the standard of time ordinarily observed in such area, shall be substituted, namely:— five o'clock in the morning and half past six o'clock in the evening; six o'clock in the morning and half past seven o'clock in the evening; half past six o'clock in the morning and eight o'clock in the evening; seven o'clock in the morning and half past eight o'clock in the evening. Computation of hours of employment.