A grievance shall be considered as disposed off and closed in any of the following instances, namely:—
(a) when the intermediary or entity regulated by Authority has acceded to the request of the complainant fully;
(b) where the complainant has indicated in writing, its acceptance of the response of the intermediary or entity regulated by the Authority;
(c) where the complainant has not responded within forty-five days of the receipt of the written response of the intermediary or entity regulated by the Authority;
(d) where the Grievance Redressal Officer has certified under intimation to the subscriber that the intermediary or entity regulated by the Authority has discharged its contractual, statutory and regulatory obligations and therefore closes the complaint;
(e) where the complainant has not preferred any appeal within forty-five days from the date of receipt of resolution or rejection of the grievance communicated by the intermediary or entity regulated by the Authority or the National Pension System Trust, as the case may be;
(f) where the decision of the Ombudsman in appeal has been communicated to such complainant:
Provided that the closure shall not be applicable where the Ombudsman or the Authority, as the case may be has allowed filing of the appeal, beyond the specified period.