January 30, 2018 21:41 Follow An actuarial survey is a form that must be completed to calculate the cost to purchase service credit. Related articles What is an actuarial study? When should my organization submit the actuarial survey form to INPRS? What employees are excluded from membership? I am a public school. How do I join the Teachers’ Retirement Fund (TRF)? How do I submit Public Employees’ Retirement Fund (PERF) membership records?