if any, appertaining to such building or part of a building, and (ii) any fitting affixed to such building or part of a building for the more beneficial enjoyment thereof;" "(e) "Public Premises" means (1) any premises belonging to, or taken on lease or requisi tioned by, or on behalf of, the Central Government, and includes any such premises which have been placed by that Government, whether before or after the commencement of the Public Premises (Eviction of Unauthorised Occupants) Amend ment act, 1980 under the control of Secretariat of either House of Parliament for providing residential accommodation to any member of the staff of that Secretariat; (2) any premises belonging to, or taken on lease by, or on behalf of, (i) any company as defined in Section 3 of the (1 of 1956) in which not less than fifty one per cent of the paid up share capital is held by the Central Government or any Company which is a subsidiary (within the meaning of the Act) of the first mentioned company, (ii) any corporation (not being a company as defined in Section 3 of the ( 1 of 1956), or a local authority) established by or under a Central Act and owned or controlled by the Central Government, 662 (iii) any University established or incorporated by any Central Act, (iv) any Institute incorporated by the Institutes of Tech nology Act, 1961 (59 of 1961); (v) any Board of Trustees constituted under the (38 of 1963); (vi) the Bhakra Management Board constituted under Section 79 of the Punjab Recoganisation Act, 1966 (31 of 1966) and that Board as and when renamed as the Bhakra Beas Management Board under Sub section (6) of Section 80 of the Act; and (3) in relation to the Union Territory of Delhi (i) any premises belonging to the Municipal Corporation of Delhi, or any municipal committee or notified area committee and (ii) any premises belonging to the Delhi Development Author ity, whether such premises are in the possession of, or leased out by the said Authority." "(g) "Unauthorised Occupation", in relation to any public premises, means the occupation by any person of the public premises without authority for such occupation, and includes the continuance by any person of the public premises after the authority (whether by way of grant or any other mode of transfer) under which he was allowed to occupy the premises has expired or has been expired for any reason whatsoever." Section 3 makes provision for appointment by Central Govern ment of gazetted officer of Government or officers of equal rank of the statutory authority as Estate Officers.