Section 7(b) in The Depositories (Procedure For Holding Inquiry and Imposing Penalties By Adjudicating Officer) Rules, 2005
(b)by sending it to the person by [fax or electronic mail or by courier or speed post with acknowledgement due or] registered post with acknowledgement due to the address of his place of residence or his last known place of residence or the place where he carried on, or last carried on, business or personally works, or last worked, for gain; or
