(1) Every notice, bill, summons, order, requisition or other document required or authorised by this Act or any rule, regulation or bye-law made thereunder to be served or issued by or on behalf of ¹[²[the Corporation]], or by any of the municipal authorities specified in section 44 or any municipal officer, on any person shall, save as otherwise provided in this Act or such rule, regulation or bye-law, be deemed to be duly served--
         (a) where the person to be served is a company, if the document is addressed to the secretary of the company at its registered office or at its principal office or place of the business and is either---
             (i) sent by registered post, or
             (ii) delivered at the registered office or at the principal office or place of business of the company;
         (b) where the person to be served is a partnership, if the document is addressed to the partnership at its principal place of business, identifying it by the name or style under which its business is carried on, and is either
             (i) sent by registered post, or
             (ii) delivered at the said place of business;
         (c) where the person to be served is a public body, or a corporation, society or other body, if the document is addressed to the secretary, treasurer or other head officer of that body, corporation or society at its principal office, and is either--
             (i) sent by registered post, or
             (ii) delivered at that office;
         (d) in any other case, if the document is addressed to the person to be served and
             (i) is given or tendered to him, or
             (ii) if such person cannot be found, is affixed on some conspicuous part of his last known place of residence or business, if within the Union territory of Delhi, or is given or tendered to some adult member of his family or is affixed on some conspicuous part of the land or building, if any, to which it relates, or
             (iii) is sent by registered post to that person.
    ³[(1A) The service of notices, summons and other documents referred to in sub-section (1) may be made by delivering or transmitting a copy thereof by registered post acknowledgment due, addressed to the defendant or his agent empowered to accept the service or by speed post or by such courier services as are approved by the High Court or by any other means of transmission of documents (including fax message or electronic mail service) as may be provided by rules made by the High Court.]
     (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.
     (3) Where a document is served on a partnership in accordance with this section, the document shall be deemed to be served on each partner.
     (4) For the purpose of enabling any document to be served on the owner of any premises the Commissioner may by notice in writing require the occupier of the premises to state the name and address of the owner thereof.
     (5) Where the person on whom a document is to be served is a minor, the service upon his guardian or any adult member of his family shall be deemed to be service upon the minor.
     (6) Nothing in sections 442 and 443 and in this section shall apply to any summons issued under this Act by a court.
     (7) A servant is not a member of the family within the meaning of this section.