The afore-captioned appeals are by tenants of different residentialand non-residential buildings in the Union Territory of Chandigarhand urban areas in the State of Punjab, who have challenged theconstitutional validity of ... Section 13-B of the East Punjab UrbanRent Restriction Act, 1949 (for short, the ‘Rent Act’) and itsextension to the Union Territory of Chandigarh by the CentralGovernment vide Notification dated 09.10.2009 in exercise ofpowers under Section 87 of the Punjab Reorganisation Act, 1966(for short, the ‘Reorganisation Act’)