May 24, 2018 12:06 Updated Follow You will be fully vested for a pension benefit after 10 years of service in the Teachers' Retirement Fund (TRF). Related articles When will I be vested in PERF? What is vesting? What is my TRF pension benefit? What is the vesting schedule for my variable rate contributions to the My Choice: Retirement Savings Plan? When can I retire from PERF or TRF?