D.__"Statewide valuation" means the certified total state valuation for the year prior to the most recently certified total state valuation for all municipalities statewide.

2. Local cost share expectation. The local cost share expectation is established as follows. This subsection establishes full-value education mill rates that limit a municipality's required local contribution pursuant to section 15688, subsection 3-A.__The full-value mill rates represent rates that, if applied to the statewide valuation, would produce the statewide total local share.__Notwithstanding any other provision of law, with respect to the assessment of any property taxes for property tax years beginning on or after April 1, 2005, a municipality's required local contribution determined pursuant to section 15688, subsection 3-A establishes the local cost share expectation for that municipality.

A. Notwithstanding any other provision of law, with respect to the assessment of any property taxes for property tax years beginning on or after April 1, 2005, this subsection establishes the local cost share expectation that may be assessed on the value of property for the purpose of funding public education from kindergarten to grade 12. The commissioner shall annually by February 1st notify each school administrative unit of its local cost share expectation. Each superintendent shall report to the municipal officers whenever a school administrative unit is notified of the local cost share expectation or a change made in the local cost share expectation resulting from an adjustment.

B. For property tax years beginning on or after April 1, 2005, the commissioner shall calculate the full-value education mill rate that is required to raise the statewide total of the local cost share expectation. The full-value education mill rate is calculated for each fiscal year by dividing the applicable tax year percentage of the projected cost of funding public education from kindergarten to grade 12 statewide total local share by the certified total state applicable statewide valuation for the year prior to the most recently certified total state valuation for all municipalities. The full-value education mill rate must decline over the period from fiscal year 2005-06 to fiscal year 2009-10 2008-09 and may not exceed 9.0 mills in fiscal year 2005-06 and may not exceed 8.0 mills in fiscal year 2009-10 2008-09. The full-value education mill rate must be