Section 141(6) in Himachal Pradesh Co-Operative Societies Rules, 1971
(6)Where the person to be summoned is a public officer, or is the servant of a company or a firm or a local authority or an institution or any other person, the officer issuing the summons may, if it appears that the summons may be conveniently so served, send it by registered post acknowledgement due for service on the party to be summoned to the head of the office in which he is employed together with a copy of the summons to be retained by person concerned.