Pandey, a 1984-batch IAS officer, was due to retire on February 28.
"The Centre has approved the extension of the chief secretary," Principal Secretary (Information) Avanish Awasthi said here.
He was the director of the information department during the Kalyan Singh government in 1999 and later served as the private secretary to Uma Bharti, who was Union minister in the Atal Bihari Vajpayee government.
Pandey is credited for the successful implementation of flagship programmes of the Adityanath government, including the investors' summit.
(This story has not been edited by Business Standard staff and is auto-generated from a syndicated feed.)