306.10. If, on 1 January, the budget of the corporation is not adopted, the treasurer of the Communauté urbaine de Montréal shall determine provisional aliquot shares on 1 January, 1 April, 1 July or 1 October on the basis of 1/4 of the estimated deficit of the budget of the corporation for the preceding fiscal year, until the budget is adopted.
The amounts thus apportioned shall be taken into account in the computation of the difference contemplated in section 306.5.