The Public Records Act,1993
Section 11. Receipt of records from private sources
(1) The National Archives of India or the Archives of the Union territory may accept any record of historical or national importance from any private source by way of gift, purchase or otherwise.
(2) The National Archives of India or, as the case may be, the Archives of any Union territory may, in such manner and subject to such conditions as may be prescribed, make any record referred to in sub-section (1) available to any bona fide research scholar.