Section 107(1) in The Orissa Hindu Religious Endowments Rules, 1959
(1)Service of notice in proceedings under Sections 9, 19, 25, 28, 35, 41 to 44 and 68 shall be either in person or by registered post, acknowledgement due, and in all other cases shall be by ordinary post unless or otherwise specifically provided in the Act or the rules made thereunder. Refusal of such notices shall be deemed to be sufficient service.