For the Purpose of incorporating Part only of this Act with any Act hereafter to be passed, it shall be enough to describe the Clauses of this Act with respect to any Matter in the Words introductory to the Enactment with respect to such Matter, and to enact that the Clauses so described, or that this Act, with the Exception of the Clauses so described, shall be incorporated with such Act; and thereupon all the Clauses of this Act so incorporated shall, save so far as they are expressly varied or excepted by such Act, form Part of such Act, and such Act shall be construed as if such Clauses were set forth therein with reference to the Matter to which such Act relates.