Annual/Personal Leave Accrual Schedule. The following leave accrual is calculated on full years of continuous service. Up to three (3) years Number of paid hours in a pay period x .08077 After three (3) years Number of paid hours in a pay period x .10385 After five (5) years Number of paid hours in a pay period x .12693 After eight (8) years Number of paid hours in a pay period x .13846