The date the last payment for the contract should made. It is usually the same date as the contract end date, unless the contract has been completed and the payment has not been paid.

If an employee's S contract is for July 1, 2002 through July 15 and the from was originated on September 18, 2002 the dates should be

Payment Begin Date 9/16/2002 First date of current pay period
Payment End Date 9/30/2002 Last day of current pay period
Contract Begin date 7/1/2002 Actual date work began
Contract End Date 7/15/2002 Actual date work ended