Section 23(1)(b) in The Oil Industry Development Board Staff Provident Fund Rules, 2013
(b)the Chief Accounts Officer shall attach to the statement of account on enquiry whether the subscriber-(i)desires to make any alternation in any nomination made under rule 6;(ii)has acquired a fami1y in a case where the subscriber has made no nomination in favour of a member of his family under the first proviso to sub-rule (1) of rule 6.