<Table> <Tr> <Td> </Td> <Td> This article relies largely or entirely on a single source . Relevant discussion may be found on the talk page . Please help improve this article by introducing citations to additional sources . (March 2012) </Td> </Tr> </Table> <Tr> <Td> </Td> <Td> This article relies largely or entirely on a single source . Relevant discussion may be found on the talk page . Please help improve this article by introducing citations to additional sources . (March 2012) </Td> </Tr> <P> A timesheet (or time sheet) is a method for recording the amount of a worker's time spent on each job . Traditionally a sheet of paper with the data arranged in tabular format, a timesheet is now often a digital document or spreadsheet . The time cards stamped by time clocks can serve as a timesheet or provide the data to fill one . These, too, are now often digital . Timesheets came into use in the 19th century as time books . </P> <P> Originally developed for an employer to calculate payroll, timesheets can also be used for management accounting . Timesheets may record the start and end time of tasks or just the duration . It may contain a detailed breakdown of tasks accomplished throughout the project or program . This information may be used for payroll, client billing, and increasingly for project costing, estimation, tracking, and management . </P>

The source document used to record the amount of time worked by an employee on a job is called the