"Prescribed rate of interest": 4% per annum compounded annually, or such other rate prescribed by the board based on expected long term investment returns and the experience of the system.
40 ILCS 5/18-117
Prescribed rate of interest
P.A. 83-1440.
Official source: Illinois General Assembly. Reproduced from public-domain Illinois statutes; confirm against the official source for the current text. Not legal advice.