In case of changes of business registration, company charter, authorized signatures/signatories, change of partners (for partnership account), change of shareholder(s), change in address, email, change of United States’ indicia, change of ownership to any United States (U.S.) ownership of the entity that is substantial in relation to a reportable U.S. entity account and also change of rules and regulations, etc., please notify the Bank in writing as soon as possible but within 30 days from the change of event. Customer shall contact the account holding branch/transaction bureau or contact Customer Service number of PBVN at 1800 1198 for details guidance.