Yes, you can invest the funds in your health savings account once the balance in your account reaches $1,100. Any amount over the $1,100 can be invested in increments of $100. Visit optumbank.com/Tennessee or call them for more information about investment opportunities at (866) 600-4984. The state of Tennessee Treasury Department has selected an array of 12 Vanguard mutual funds from which to choose your investments.
Even if you do not invest the funds, the money will earn interest at the current rate.