12. The person in charge must send to the persons served a notice of rate collection. That notice indicates the rate set and its effective date, that must correspond to the date on which the notice is sent or a later date. Subject to the decision that the Minister could make under Division III, that date constitutes the anniversary date of the effective date of the rate and the latter will be recalculated, in accordance with section 13, each year for 1 year from that date.
The notice also indicates each of the amounts related to the elements referred to in the first and second paragraphs of section 11 that were considered in the calculation of the rate.