While the voting for the Assembly election is underway in the national capital, a polling officer posted at Babarpur Assembly constituency died on Saturday.
Confirming the news of the death of the polling officer, Delhi Chief Electoral Officer Ranbir Singh, said: "Yes, one of our polling officer number 3, Udham Singh passed away this morning."
Babarpur constituency is situated in east Delhi.
According to the poll panel officials, Singh passed away after a cardiac arrest.
"However, the real cause of his death will be ascertained by the doctors," a poll official said.
He was declared brought dead to hospital.
Voting for the 70-member Assembly is underway in Delhi where the ruling AAP, BJP and the Congress are in a direct fight against each other.
Counting of votes will take place on February 11.