(4)No part of the General Board Fund shall be expended upon the administration of any trust fund described in section 111 or section 112, or upon the object of any such trust fund except in so far as such expenditure may be permissible under the provisions of sub-section (3).[108-A. Research fund. - Notwithstanding anything contained in this Act there shall be established a research fund of the Board to which the Board shall contribute at least twenty thousand rupees per annum from the fund of the Board or from the income of the Gurdwara managed by the Board under section 85 for the purpose of carrying out research in Sikh history and publication of books and journals in connection therewith. Any income realized from the sale of such publications or any contributions made by the public in this behalf shall also be credited to the research fund. This fund shall be administered by a Committee consisting of five persons appointed by the Board out of its members or otherwise. The Board may frame rules for the administration of this fund.