To annuitize your defined contribution (DC) account, you choose an option on your online retirement application.
Log in to myINPRSretirement.org and choose the Retirement Application Center option under "Quick Access" to apply for your retirement benefits.
Here are the steps to follow:
On the main portal click on the account you would like to go to (highlighted in yellow)
Next, go to the account using the bottom near the top circled in red:
Select "Applications & Calculators" from the "Overview" menu: