Any expenses incurred in connection with the taking of a census under this Act in pursuance of an application made by a local authority, including the publication of any reports or returns relating to the census, shall be paid by the loo,-! authority by which the application for the census was made, and any expenses so incurred, and any other expenses incurred by a local authority under this Act, shall be defrayed in the case of the common council of the City of London and a metropolitan borough out of the general rate, in the case of a county council as expenses for general county purposes, and in the case of other councils as expenses incurred in the administration of the Public Health Acts, 1875 to 1908.