556. The assessment roll in force for municipal purposes on the first of July of a year shall serve as the basis, during the school year beginning on that date, for levying the school taxes contemplated in this division, subject to the alterations made to the roll under section 85 of the Real Estate Assessment Act and such rules and conditions as may be prescribed by the Gouvernement from time to time respecting the taxable value for school purposes of the properties inscribed on the valuation roll.
1972, c. 60, s. 4; 1973, c. 31, s. 81; 1976, c. 39, s. 5.