January 14, 2022 19:23 Updated Follow The fund’s actuary determines the gross annual payroll percentage amount. Related articles What PERF plans can I offer my employees as a political subdivision employer? What is the employer contribution rate for the PERF Hybrid plan? Can someone walk me through the PERF Hybrid and My Choice: Retirement Savings Plan options? Does the gross annual payroll percentage remain the same or does it change? What is ERM?