Section 9-3-410 - Retirement board; actuarial investigation and valuation of system; annual valuation of assets and liabilities to be prepared and published; public record of proceedings(a) The retirement board shall keep in convenient form data necessary for actuarial valuations and investigations of the retirement system. At least once in each six (6) year period, the board shall cause an actuarial valuation to be made of the retirement system. An actuarial investigation of all the experience under the retirement system shall be made at times the board directs but not less often than once in each eight (8) year period. (b) The board shall cause an annual valuation to be made of the assets and liabilities of the retirement system and shall prepare an annual statement of the accrued liability contribution rate which, after approval by the legislature, shall be payable by the employers. The board shall also publish annually the valuation of the assets and liabilities and a statement of receipts and disbursements of the retirement system. (c) The board shall keep a record of all of its proceedings which shall be open to public inspection.