The Companies Act, 1956
51. Service of documents on company.
A document may be served on a company or an officer thereof by sending it to the company or officer at the registered office of the company by post under a certificate of posting or by registered post, or by leaving it at its registered office:
1[Provided that where the securities are held in a depository. The records of the beneficial ownership may be served by such depository on the company by means of electronic mode or by delivery of floppies or discs.]
1. Ins. by Act 22 of 1996, sec. 30 and Sch. (w.r.e.f. 20-9-1995).