Section 5(b) in The Tamil Nadu Buildings (Lease and Rent Control) Rules, 1974
(b)if that person cannot be found or if he refuses to receive it, by affixing a copy thereof on the outer door or on some conspicuous part of the premises in which that person is known to have last resided; or at the registered office or if there is no registered office, then, at the place where the company, association or firm carries on its business, as the case may be; or
