When the balance of the fund, following the deduction of operating expenses, reserves, claims, administration costs and all other reasonable and necessary costs and expenses, exceeds the sum of five million dollars ($5,000,000) the director is authorized to determine by experience or other appropriate accounting and actuarial method what percentage of the payment collected by the fund pursuant to the provisions of § 28-53-2(a) is needed to maintain the fund at the five million dollar ($5,000,000) level for the following twelve (12) months and shall certify the same and shall make such calculations on or before May 10 of each year thereafter.
R.I. Gen. Laws § 28-53-5