Federal Employee Leave Year Beginning and Ending Dates Fact Sheet: Leave Year Beginning and Ending Dates. A leave year begins on the first day of the first full biweekly pay period in a calendar year. A leave year ends on the day immediately before the first day of the first full biweekly pay period in the following calendar year. Employees may carry over to the next leave year a maximum amount.. 2019 Leave Chart | 2019 & 2018 Federal Leave Record Download the 2018 and/or 2019 federal leave record and place it on your desktop to not only track your leave balances but to capture your work schedule for the current year. The spreadsheet automatically tabulates all of your leave balances.