Section 43(2) in U.P. Urban Planning and Development Act, 1973
(2)Any document which is required or authorised to be served on the owner or occupier of any land or building may be addressed 'the owner' or 'the occupier'. as the case may be of that land or building (naming, that land or building) without further name or description, and shall be deemed to be duly served-(a)If the document so addressed is sent or delivered in accordance with Clause (d) of Sub-section (1), or(b)If the document so addressed or a copy thereof so addressed, is delivered to some person on the land or building or where there is no person on the land or building to whom it can be delivered, is affixed to some conspicuous part of the land or building.
