Section 5(2)(c) in Rules Under Section 15 of the Bihar Itki Tuberculosis Sanatorium (Regulation of Buildings) Act, 1951
(c)where the site has been filled up with, or used for depositing rubbish, offensive matter or sewage unless (i) the site was so filled up or so used at least seven years before the application; (ii) the Chairman of the Sanatorium Local Authority has examined the site and granted a certificate to the effect that from a sanitary point of view it is fit to be built on, and (iii) the building is single-storied.