21. Duty to deliver up possession of property acquired and documents relating thereto.—
(1) Where any property has vested in either of the Corporations under section 16, every person in whose possession or custody or under whose control the property may be, shall deliver up the property to the Corporation concerned forthwith.
(2) Any person who on the appointed date has in his possession or under his control any books, documents or papers relating to any undertaking which has vested in either of the Corporations under this Act and which belong to an existing air company or would have so belonged if its undertaking had not so vested shall be liable to account for the said books, documents and papers to the Corporation in which the undertaking has vested and shall deliver them up to the Corporation or to such person as the Corporation may direct:
Provided that the Corporation shall produce for inspection by such companies or their authorized representatives the books of account and documents as relate to the affairs of the company for any period prior to the appointed date.
(3) Without prejudice to the other provisions contained in this section, it shall be lawful for the Corporation and the Central Government to take all necessary steps for securing possession of all properties which have vested in the Corporation under section 16.