June 11, 2020 13:54 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? When can I retire from PERF or TRF? What is the difference between TRF Hybrid and TRF My Choice Retirement Savings Plan? What is the Partial Deferment/Withdrawal Non-Taxable account payment option?