A normal working day is a period of 24 hours, starting at 00:00 and ending at 24:00. The period of time from 00:00 to 6:00 is the mid-night shift; from 18:00 to 24:00 is the night shift, and the rest of time is the day shift. The time to restart the tour of duty is authorized by each police department to designate.
A normal tour of duty is eight hours a day. If necessary, it can be extended and the length of duties is subject to the situation. Duty officers are scheduled two days off a week but they might be canceled in case of emergencies. Those police officers may be required to stand by at police organizations to respond to situations.
The aforementioned shift-length extension, day-off suspension, or standing by to perform duties shall be made up afterwards.

The arrangement of the period of duty normally four hours on duty and eight hours for break in between; other arrangements may also be adopted if necessary.
During the period of duty, the duty officers shall be scheduled to perform different duties and each one is 2-4 hours depending on the available police force and workload. In special circumstances, the length of certain duty shall be shortened or extended. Nevertheless, the household visits, shall be basically scheduled 2-4 hours in a tour of duty, to balance the duty officer’s workload.
Duty officers shall get eight consecutive hours’ sleep and the length of mid-night shift for a duty officer shall not exceed four-hour limit unless there are special missions to fulfill.