Appointment of existing auditor

Yes. The source would be section 173(1)(a). Please revert if you are satisfied with this or not.

Thanks,

Sec 224     -    Appointment and remuneration of Auditors.

(1) Every company shall, at each annual general meeting, appoint an auditor or auditors to hold office from the conclusion of that meeting until the conclusion of the next annual general meeting and shall, within seven days of the appointment, give intimation thereof to every auditor so appointed :

Therefore period of appointment of auditor is from the conclusion of AGM to the conclusion of nex AGM.

therefore reappointment is necessary.

Thanks Dipjyoti and Manish