The Wage Tax must be filed quarterly and paid on a schedule that corresponds with how much money is withheld from employees' paychecks. I resigned week after the bonus period and then the date was rescheduled 30 days later.Read the instructions for both the Employer as well as the Employee on the reverse side of this form prior to completing this petition. What is a Bonus Plan? A bonus plan is an agreement between the employer and employee to pay out a predetermined amount of money based on performance. Important Notice: This booklet is a summary of benefits available to Commonwealth of Pennsylvania employees. Apply to HVAC Technician, Plumber, Certified Occupational Therapy Assistant and more! If you are a newly hired eligible non-union employee and wish to enroll in the City-. What is a Bonus Plan? A bonus plan is an agreement between the employer and employee to pay out a predetermined amount of money based on performance.