21. When Division II of Chapter II ceases to have effect, the immoveables included in the real estate reserve must be sold during the year following the cessation of effect, a public auction, after a call for public tenders or in any manner approved by the Commission municipale du Québec.
However, the Minister of Municipal Affairs may, on the application of a municipality, grant an extension for reasons that he considers satisfactory and for the period he determines, or permit the municipality to keep the immoveables included in the real estate reserve that it needs for its purposes.