The amount of such annual tax to and including the year 1977 shall not exceed.0275% of the value, as equalized or assessed by the Department of Revenue, of all taxable property embraced within the park district, provided that for the year 1978, and for each year thereafter, the amount of such annual tax shall be at a rate on the dollar of assessed valuation of all taxable property that will produce, when extended, for the year 1978 the following sum: 0.825 times the amount of employee contributions during the fiscal year 1976; for the year 1979, 0.85 times the amount of employee contributions during the fiscal year 1977; for the year 1980, 0.90 times the amount of employee contributions during the fiscal year 1978; for the year 1981, 0.95 times the amount of employee contributions during the fiscal year 1979; for the year 1982, 1.00 times the amount of employee contributions during the fiscal year 1980; for the year 1983, 1.05 times the amount of contributions made on behalf of employees during the fiscal year 1981; and for the year 1984 and each year thereafter through the year 2019 , an amount equal to 1.10 times the employee contributions during the fiscal year 2-years prior to the year for which the applicable tax is levied. Beginning in levy year 2020, and in each year thereafter, the levy shall not exceed the amount of the Park District's total required contribution to the Fund for the next payment year, as determined under this subsection. Beginning payment year 2021, the Park District's required annual contribution shall be as follows:
For payment year 2021, the Park District's required annual contribution to the Fund shall be one-fourth of the amount, as determined by an actuary retained by the Fund, equal to the sum of (i) the Park District's portion of the projected normal cost for that fiscal year, plus (ii) an amount determined by an actuary retained by the Fund, using a 35-year period starting on December 31, 2020 with the entry age normal actuarial cost method, that is sufficient to bring the total actuarial assets of the Fund up to 100% of the total actuarial accrued liabilities of the Fund by the end of 2055.
For payment year 2022, the Park District's required annual contribution to the Fund shall be one-half of the amount, as determined by an actuary retained by the Fund, equal to the sum of (i) the Park District's portion of the projected normal cost for that fiscal year, plus (ii) an amount determined by an actuary retained by the Fund, using a 35-year period starting on December 31, 2021 with the entry age normal actuarial cost method, that is sufficient to bring the total actuarial assets of the Fund up to 100% of the total actuarial accrued liabilities of the Fund by the end of 2056.
For payment year 2023, the Park District's required annual contribution to the Fund shall be three-fourths of the amount, as determined by an actuary retained by the Fund, equal to the sum of (i) the Park District's portion of the projected normal cost for that fiscal year, plus (ii) an amount determined by an actuary retained by the Fund, using a 35-year period starting on December 31, 2022 with the entry age normal actuarial cost method, that is sufficient to bring the total actuarial assets of the Fund up to 100% of the total actuarial accrued liabilities of the Fund by the end of 2057.
For payment years 2024 through 2058, the Park District's required annual contribution to the Fund shall be the amount, as determined by an actuary retained by the Fund, equal to the sum of (i) the Park District's portion of the projected normal cost for that fiscal year, plus (ii) an amount determined by an actuary retained by the Fund, using a 35-year period starting on December 31, 2023 with the entry age normal actuarial cost method, that is sufficient to bring the total actuarial assets of the Fund up to 100% of the total actuarial accrued liabilities of the Fund by the end of 2058.
For payment year 2059 and each year thereafter, the Park District's required annual contribution to the Fund shall be the amount, as determined by an actuary retained by the Fund, if any, needed to bring the total actuarial assets of the Fund up to 100% of the total actuarial accrued liabilities of the Fund, using the entry age normal actuarial cost method, as of the end of the year.
In making determinations under this subsection, any actuarial gains or losses from investment returns that differ from the expected investment returns incurred in a fiscal year shall be recognized in equal annual amounts over the 5-year period following the fiscal year.
As used in this Section, "payment year" means the year immediately following the levy year.
In making required contributions under this Section, the employer may, in lieu of levying all or a portion of the tax required under this Section, deposit an amount not less than the required amount of employer contributions derived from any source legally available for that purpose.
40 ILCS 5/12-149