36. Where the Régie finds, at the expiry of a fiscal year, that the rate of return resulting from the application of a tariff is higher than the rate of return previously determined, it may, of its own initiative or at the request of an interested person, invite the distributor concerned to give the reasons owing to which the surplus earnings ought not be reimbursed to the consumers.
After giving all interested persons an opportunity to be heard, the Régie, if it considers it in the public interest, may order the reimbursement of the surplus earnings to the consumers on the terms and conditions it determines.