Article 51 (Flexible Work Hours System), Labor Standards Act, as last amended by Act No. 12325, Jan. 21, 2014

According to the rules of employment, an employer extend work hours to the extent that average work hours per week during a certain unit period of not more than two weeks do not exceed 8 hours a day or 40 hours a week. However, still in any particular week, working hours shall not exceed 48 hours.

Article 52 (Selective Work Hours System), Labor Standards Act, as last amended by Act No. 12325, Jan. 21, 2014

By a written agreement with the labor representative, an employer may extend work hours to the extent that average work hours per week during a certain unit period of not more than three months do not exceed 8 hours a day, 40 hours a week. However, working hours shall not exceed 52 hours in any particular week or 12 hours in any particular day respectively.

According to the rules of employment, with regard to workers who are allowed to decide on their own beginning and finishing time of work, he/she may extend weekly work hours beyond 8 hours a day and 40 hours a week, to the extent that average work hours per week during the period of adjustment set within the limit of a month do not exceed the work hours 8 hours a day, 40 hours a week.