Limits on billing unit holders, third party occupants
 9. (1) This section applies with respect to invoices issued by or on behalf of an eligible generator under a prescribed project to a unit holder or third party occupant. (2) Subsection (1) does not apply to a unit holder in respect of a unit if, were the unit holder a customer of the participating distributor in respect of the unit, the unit would fall within a non-residential general service rate classification of the participating distributor for customers with an average monthly peak demand that is greater than 50 kilowatts. (3) Subsection (1) does not apply to a third party occupant in respect of a single-unit building if, were the occupant a customer of the participating distributor in respect of the building, the building would fall within a non-residential general service rate classification of the participating distributor for customers with an average monthly peak demand that is greater than 50 kilowatts. (4) The total amount that a unit holder may be billed for a billing period shall not exceed the amount determined in accordance with the following steps: 1.  Determine, in accordance with subsection (6), the amount that the participating distributor would have billed the eligible generator for the billing period in respect of a multi-unit complex in the same rate classification as the sub-metered multi-unit complex for the same consumption of and demand for electricity. 2.  Determine the amount that the unit would have been billed for the billing period for the provision of electricity if the amount was determined in accordance with the following formula: (CU/CMUC) x BA Where, CU =  the total consumption of electricity by the unit during the billing period, CMUC =  the total consumption of electricity by the sub-metered multi-unit complex during the billing period, and BA =  the amount determined under paragraph 1 for the billing period. (5) The total amount that a third party occupant may be billed for a billing period shall not exceed the amount that the participating distributor would have billed the eligible generator for the billing period in respect of a single-unit building in the same rate classification as the occupant’s single-unit building for the same consumption of and demand for electricity, as determined in accordance with subsection (6). (6) The following rules apply for the purposes of determining an amount under paragraph 1 of subsection (4) and subsection (5): 1.  The amount shall include, i.  an amount for the commodity cost of the electricity, calculated based on whichever of the following rates that are in effect during the billing period, as determined under the Standard Supply Service Code for Electricity Distributors issued by the Board, results in a lower amount: A.  The rates determined on the basis of time-of-use pricing, B.  The rates determined on the basis of tiered pricing, ii.  the cost determined by applying the rates and charges set out in the applicable rate order issued by the Board under subsection 78 (3) of the Act, iii.  any adjustment required pursuant to section 25.33 of the Electricity Act, 1998 that is not already included in the amount determined under subparagraph i, iv.  the amount of any harmonized sales tax payable under Part IX of the Excise Tax Act (Canada) that would be payable by the eligible generator in respect of the amounts referred to in subparagraphs i to iii, and v.  the amount of any financial assistance to which the eligible generator would be entitled under the Ontario Rebate for Electricity Consumers Act, 2016 in respect of the sub-metered multi-unit complex or single-unit building, applied as a credit. 2.  For greater certainty, the amount shall not include, i.  the balance of any amounts carried forward from a previous billing period, ii.  any penalties or interest, or iii.  any charges that do not relate to the consumption of electricity. (7) If an invoice is issued for a billing period that exceeds the amount permitted by this section, the excess amount shall be reduced to $0 and is not recoverable from any person or entity.